Fiorella Di Nicuolo

Unit of Chemistry, Biochemistry and Molecular Biology, "A. Gemelli" Hospital Foundation IRCCS, Largo A. Gemelli, 8, 00168 Rome, Italy.; International Scientific Institute Paul VI, Università Cattolica del Sacro Cuore, Fondazione Policlinico Universitario "A. Gemelli" IRCCS, 00168 Rome, Italy.

50 publications 2003 – 2026 ORCID

What does Fiorella Di Nicuolo research?

Fiorella Di Nicuolo studies the relationship between H. pylori, a common type of bacteria, and pregnancy-related complications like pre-eclampsia. Pre-eclampsia is a condition that can occur during pregnancy, characterized by high blood pressure and signs of damage to other organs, which can endanger both the mother and the baby. In her research, she investigates how antibodies generated by the body in response to H. pylori can affect the function of trophoblast cells, which are essential for the proper formation of the placenta. Understanding this relationship may reveal new ways to predict and prevent pre-eclampsia, improving health outcomes for pregnant women.

Key findings

  • Higher levels of antibodies against CagA from H. pylori were linked to a significant decrease in the invasiveness of trophoblast cells, which is critical for placental development.
  • The study found altered cell signaling in trophoblast cells due to the presence of these antibodies, indicating a potential mechanism by which H. pylori could influence pregnancy outcomes.
  • Di Nicuolo's research highlights a biological link between H. pylori infection and the increased risk of developing pre-eclampsia in pregnant women.

Frequently asked questions

Does Dr. Di Nicuolo study pre-eclampsia?
Yes, she investigates the connections between H. pylori bacteria and the risk of developing pre-eclampsia during pregnancy.
What types of bacteria does Dr. Di Nicuolo research?
She specifically studies H. pylori and its effects on pregnancy-related conditions.
How does Dr. Di Nicuolo's work impact pregnant women?
Her research may lead to better prevention strategies for pre-eclampsia, potentially improving outcomes for mothers and their babies.

Publications in plain English

Effect of alpha-lipoic acid and myoinositol on endometrial inflammation in women with unexplained recurrent pregnancy loss.

2026

Archives of gynecology and obstetrics

Tersigni C, Street ME, Castellani R, Di Nicuolo F, Onori M +4 more

Plain English
This study looked at how a combination of two supplements, alpha-lipoic acid and myo-inositol, affects inflammation in women who experience multiple unexplained pregnancy losses. Researchers found that women with these pregnancy losses had significantly higher levels of markers for inflammation in their blood and uterine tissue compared to women who had had healthy pregnancies. After three months of taking the supplements, the levels of these inflammatory markers in the women with pregnancy losses decreased to levels similar to those of the healthy control group. Who this helps: This research benefits women dealing with unexplained recurrent pregnancy loss.

PubMed

Seminal Redox Improvement and Sperm Proteome Remodeling After Deprox-HP Nutraceutical Supplementation in Male Accessory Gland Inflammation: A Pilot Study.

2026

International journal of molecular sciences

Di Nicuolo F, Oliva A, Vodola EP, Cicchinelli M, Iavarone F +9 more

Plain English
This study looked at how a dietary supplement called Deprox-HP affects male fertility in patients with male accessory gland inflammation (MAGI). After three months of treatment, sperm movement improved significantly, with 29% of patients experiencing better sperm motility. Additionally, harmful oxidative damage to sperm decreased, indicating healthier sperm overall. This is important because better sperm health can enhance fertility, leading to increased chances of successful pregnancies. Who this helps: This research benefits men with fertility issues related to MAGI and their partners.

PubMed

Secretory Profile Analysis of Human Granulosa Cell Line Following Gonadotropin Stimulation.

2025

International journal of molecular sciences

Mancini F, Teveroni E, Cicchinelli M, Iavarone F, Astorri AL +9 more

Plain English
This study focused on how certain hormones, namely FSH and hCG, affect human granulosa cells, which play a key role in egg maturation and follicle development. Researchers found that stimulating these cells led to important changes in proteins related to cell structure and hormone signaling, including a notable increase in a specific protein called semaphorin 7A. Understanding these changes is important because it may help predict how well patients will respond to treatments that stimulate egg production. Who this helps: This helps patients undergoing fertility treatments.

PubMed

Pituitary tumor-transforming gene 1 and endocrine cancers: an up-to-date review through history, current insights and future perspectives.

2025

Endocrine-related cancer

Vergani E, Teveroni E, Mancini F, Di Nicuolo F, Raia S +6 more

Plain English
This paper examines the role of a gene called PTTG1 in various endocrine cancers, which are tumors affecting glands that release hormones. Researchers found that PTTG1 is involved in processes important for cell growth and stability, and it may contribute to the spread of these cancers. The increase in diagnosed cases of rare endocrine cancers highlights the need to understand PTTG1 better, as only basic information about it has been uncovered so far. Who this helps: This research benefits patients with endocrine tumors and doctors treating them.

PubMed

Exploring OR2H1-Mediated Sperm Chemotaxis: Development and Application of a Novel Microfluidic Device.

2025

Cells

Di Nicuolo F, Teveroni E, Devigili A, Gasparini C, Urbani A +4 more

Plain English
This study developed a new device to test how human sperm move towards specific chemicals, which could help understand fertility better. Researchers found that a chemical called methional, found in vaginal fluid, significantly improves sperm's ability to swim in the right direction, enhancing their movement without speeding them up. These findings are important as they may reveal how natural substances influence sperm behavior and fertility, potentially leading to new fertility treatments. Who this helps: Patients trying to conceive.

PubMed

Molecular Remodeling of the Sperm Proteome Following Varicocele Sclero-Embolization: Implications for Semen Quality Improvement.

2025

Proteomes

Milardi D, Vergani E, Mancini F, Di Nicuolo F, Teveroni E +11 more

Plain English
This study looked at how treatment for varicocele, a common condition that can cause male infertility, affects the proteins in sperm. Researchers found that after treatment, there was a significant change in sperm proteins—55 new proteins appeared, including antioxidant enzymes that help combat cellular stress. These changes suggest that the treatment improves the quality of sperm, potentially leading to better fertility outcomes for men. Who this helps: This helps men dealing with infertility due to varicocele and their doctors.

PubMed

Combined evaluation of prolactin-induced peptide (PIP) and extracellular signal-regulated kinase (ERK) as new sperm biomarkers of FSH treatment efficacy in normogonadotropic idiopathic infertile men.

2024

Journal of endocrinological investigation

Mancini F, Di Nicuolo F, Teveroni E, Vergani E, Bianchetti G +8 more

Plain English
This study looked at two proteins, prolactin-induced peptide (PIP) and extracellular signal-regulated kinase (ERK), to see if they can help track the effectiveness of a hormone treatment for men with unexplained infertility. Researchers found that these proteins were lower in sperm from infertile men compared to healthy men. After 3 months of hormone treatment, levels of PIP and ERK increased, along with improvements in sperm count and movement, showing that these proteins could be useful indicators of treatment success. Who this helps: This helps men struggling with unexplained infertility and their doctors.

PubMed

SPTBN1 Mediates the Cytoplasmic Constraint of PTTG1, Impairing Its Oncogenic Activity in Human Seminoma.

2023

International journal of molecular sciences

Teveroni E, Di Nicuolo F, Vergani E, Oliva A, Vodola EP +11 more

Plain English
This study looked at how a protein called SPTBN1 affects another protein, PTTG1, which is linked to testicular cancer known as seminoma. Researchers found that when SPTBN1 levels are lower, more PTTG1 moves to the nucleus of the cell, making the cancer more invasive. Specifically, seminomas with higher levels of nuclear PTTG1 had significantly lower levels of SPTBN1, indicating that SPTBN1 helps keep PTTG1 in the cytoplasm and less active in promoting cancer growth. Who this helps: This benefits patients with seminoma by potentially improving treatment strategies based on SPTBN1 and PTTG1 levels.

PubMed

PTTG1/ZEB1 Axis Regulates E-Cadherin Expression in Human Seminoma.

2022

Cancers

Teveroni E, Di Nicuolo F, Vergani E, Bianchetti G, Bruno C +9 more

Plain English
This study looked at how two proteins, PTTG1 and ZEB1, affect a process in seminoma, a type of testicular cancer. Researchers found that PTTG1 lowers the expression of a protein called E-Cadherin, which is important for cell adhesion, making the cancer cells more invasive. They discovered that E-Cadherin levels were significantly lower in seminoma tumors, which could indicate that monitoring PTTG1 levels might help doctors better understand and manage this cancer. Who this helps: This helps doctors and clinicians working with patients diagnosed with seminoma.

PubMed

Short-Chain Fatty Acids Modulate Sperm Migration through Olfactory Receptor 51E2 Activity.

2022

International journal of molecular sciences

Teveroni E, Di Nicuolo F, Vergani E, Bruno C, Maulucci G +10 more

Plain English
This study looked at how certain compounds called short-chain fatty acids (SCFAs) affect the movement of sperm through a specific receptor (OR51E2) found on sperm. The researchers found that when sperm are exposed to SCFAs, they swim more efficiently in a straight line, which is important for reaching the egg. This research is important because it could lead to new treatments for infertility by improving sperm function and migration. Who this helps: This helps patients dealing with infertility issues.

PubMed

Alpha-Lipoic Acid Plays a Role in Endometriosis: New Evidence on Inflammasome-Mediated Interleukin Production, Cellular Adhesion and Invasion.

2021

Molecules (Basel, Switzerland)

Di Nicuolo F, Castellani R, De Cicco Nardone A, Barbaro G, Paciullo C +3 more

Plain English
This study looked at how a compound called alpha-lipoic acid (ALA) affects endometriosis, a condition where tissue similar to the lining inside the uterus grows outside it. The researchers found that ALA significantly reduces the activity of estrogen receptors and markers related to inflammation, as well as decreases the growth of endometriosis cells, which could help slow down the condition’s progression. Specifically, ALA lowered levels of harmful proteins by about 50% in the studied cells. Who this helps: This benefits patients with endometriosis by potentially providing a new treatment option to manage their symptoms.

PubMed

Nuclear Localization of PTTG1 Promotes Migration and Invasion of Seminoma Tumor through Activation of MMP-2.

2021

Cancers

Teveroni E, Di Nicuolo F, Bianchetti G, Epstein AL, Grande G +5 more

Plain English
This study examined the role of a protein called PTTG1 in seminoma tumors, a type of testicular cancer. Researchers found that PTTG1 is mainly located in the nucleus of these cancer cells, and higher levels of it were linked to more aggressive tumor behavior, with MMP-2 levels in seminomas being significantly higher compared to non-seminoma tumors. Understanding how PTTG1 contributes to tumor invasiveness could help in developing better treatments or prognostic tools for patients with seminoma. Who this helps: This helps doctors and patients with testicular cancer, particularly those diagnosed with seminoma.

PubMed

α-Lipoic Acid and its Role on Female Reproduction.

2021

Current protein & peptide science

Di Nicuolo F, Castellani R, Ticconi C, Scambia G, Pontecorvi A +1 more

Plain English
This study looked at α-lipoic acid (ALA) and its effects on women's reproductive health issues like polycystic ovary syndrome (PCOS), endometriosis, and miscarriage. The research found that ALA can reduce inflammation and oxidative stress, which are linked to these conditions, but didn’t provide specific numbers. Understanding how ALA can help with these reproductive disorders is important because it may offer new ways to support women's health. Who this helps: This helps patients dealing with reproductive health issues.

PubMed

Synthetic PreImplantation Factor (sPIF) reduces inflammation and prevents preterm birth.

2020

PloS one

Spinelli M, Boucard C, Di Nicuolo F, Haesler V, Castellani R +7 more

Plain English
This study looked at a synthetic substance called synthetic PreImplantation Factor (sPIF) and its potential to reduce inflammation during pregnancy, which is linked to preterm birth (PTB). The researchers found that in pregnant mice, sPIF significantly lowered the rate of PTB caused by inflammation, from 63% down to 30%. They also observed that sPIF helped protect fetal brain development by reducing harmful inflammatory markers. Who this helps: This helps pregnant women and their babies at risk for preterm birth.

PubMed

Expression of Pinopodes in the Endometrium from Recurrent Pregnancy Loss Women. Role of Thrombomodulin and Ezrin.

2020

Journal of clinical medicine

D'Ippolito S, Di Nicuolo F, Papi M, Castellani R, Palmieri V +7 more

Plain English
This study looked at the endometrial tissue of women who have experienced recurrent pregnancy loss (30 women) compared to those who are fertile (20 women) to understand the role of pinopodes and certain proteins in the uterus. Researchers found that women with recurrent pregnancy loss had more pinopodes, but they were smaller, and levels of two proteins, thrombomodulin and ezrin, were lower, which could disrupt how cells in the uterus connect and function. These changes might affect the uterus's ability to support a pregnancy, highlighting the importance of these proteins in reproductive health. Who this helps: This information benefits patients experiencing recurrent pregnancy loss and their doctors.

PubMed

Correction to: Recurrent pregnancy loss is associated to leaky gut: a novel pathogenic model of endometrium inflammation?

2019

Journal of translational medicine

Tersigni C, D'Ippolito S, Di Nicuolo F, Marana R, Valenza V +7 more

Plain English
This paper is a correction to a previously published study on repeated pregnancy loss and its link to gut health issues. The authors clarified the affiliations of several team members without introducing new findings. This is important because accurate author information helps validate the research and ensures transparency in scientific communication. Who this helps: This helps researchers and readers who rely on accurate author information in medical studies.

PubMed

Effect of alpha-lipoic acid and myoinositol on endometrial inflammasome from recurrent pregnancy loss women.

2019

American journal of reproductive immunology (New York, N.Y. : 1989)

Di Nicuolo F, D'Ippolito S, Castellani R, Rossi ED, Masciullo V +5 more

Plain English
This study looked at the effects of two substances, alpha-lipoic acid (ALA) and myoinositol, on inflammation in the uterine lining of women who have experienced repeated pregnancy losses. The researchers found that after three months of treatment with these substances, ALA significantly decreased inflammation markers in 30 women suffering from recurrent pregnancy loss compared to a control group of 15 women. This finding is important because it suggests that ALA might help improve conditions in the uterus and support better outcomes for women facing these challenges. Who this helps: Women with a history of recurrent pregnancy loss.

PubMed

An Emerging Role of Endometrial Inflammasome in Reproduction: New Therapeutic Approaches.

2018

Protein and peptide letters

Di Nicuolo F, Specchia M, Trentavizi L, Pontecorvi A, Scambia G +1 more

Plain English
This study explored how a part of the immune system called the endometrial inflammasome affects women who experience recurrent pregnancy loss (RPL). The researchers found that women with RPL had a significantly increased activation of a specific inflammasome, leading to higher levels of inflammatory proteins IL-18 and IL-1β compared to fertile women, which could be linked to difficulties in maintaining a pregnancy. This finding is important because it opens up new avenues for developing treatments that could help prevent early pregnancy loss by targeting these inflammatory processes. Who this helps: This research benefits women experiencing recurrent pregnancy loss and their healthcare providers.

PubMed

Recurrent pregnancy loss is associated to leaky gut: a novel pathogenic model of endometrium inflammation?

2018

Journal of translational medicine

Tersigni C, D'Ippolito S, Di Nicuolo F, Marana R, Valenza V +7 more

Plain English
This study looked at women who experience recurrent pregnancy loss (RPL) and found that many of them also have a condition called "leaky gut," where the intestines allow harmful substances to enter the bloodstream. Out of 70 women with RPL, a significant number (over 50%) showed higher levels of inflammatory markers and had abnormal intestinal permeability compared to healthy controls. This matters because it suggests that treating gut issues could help improve pregnancy outcomes for these women. Who this helps: This helps women with recurrent pregnancy loss.

PubMed

Endometrial microbes and microbiome: Recent insights on the inflammatory and immune "players" of the human endometrium.

2018

American journal of reproductive immunology (New York, N.Y. : 1989)

D'Ippolito S, Di Nicuolo F, Pontecorvi A, Gratta M, Scambia G +1 more

Plain English
This study focused on the microbiome, or communities of microorganisms, in the endometrium, which is the inner lining of the uterus, and how it affects early pregnancy. Researchers found that the endometrium contains its own unique set of microbes, with only about 30% overlap with the bacteria found in the cervical and vaginal areas. Understanding these microbes is important because they may influence fertility and the success of pregnancy, which can help improve diagnosis and treatment for women facing implantation issues. Who this helps: This research benefits patients, particularly women trying to conceive and those experiencing pregnancy complications.

PubMed

Helicobacter pylori infection contributes to placental impairment in preeclampsia: basic and clinical evidences.

2017

Helicobacter

Di Simone N, Tersigni C, Cardaropoli S, Franceschi F, Di Nicuolo F +8 more

Plain English
This study looked at the link between Helicobacter pylori (Hp) infection and preeclampsia (PE), a serious pregnancy condition that can harm both mothers and babies. Researchers found that 57% of women with PE had Hp infection, compared to only 33% of healthy pregnant women. This matters because it suggests that treating Hp infection might help improve placental health and reduce the risks associated with preeclampsia. Who this helps: This helps pregnant women at risk for preeclampsia and their healthcare providers.

PubMed

Synthetic PreImplantation Factor (PIF) prevents fetal loss by modulating LPS induced inflammatory response.

2017

PloS one

Di Simone N, Di Nicuolo F, Marana R, Castellani R, Ria F +5 more

Plain English
This study looked at how a substance called Synthetic PreImplantation Factor (PIF) can help prevent fetal loss caused by inflammation during pregnancy. Researchers found that when they used synthetic PIF in mice, it significantly reduced fetal loss and increased the weight of the embryos compared to mice not treated with PIF. This is important because inflammation can lead to serious pregnancy complications, and finding a way to manage it could improve outcomes for mothers and babies. Who this helps: This helps pregnant patients at risk of fetal loss due to inflammation.

PubMed

Inflammosome in the human endometrium: further step in the evaluation of the "maternal side".

2016

Fertility and sterility

D'Ippolito S, Tersigni C, Marana R, Di Nicuolo F, Gaglione R +4 more

Plain English
This study looked at the presence and activity of certain proteins involved in inflammation in the uterine lining of women who have experienced repeated pregnancy loss compared to women who are fertile. The researchers found that women with a history of pregnancy loss showed significantly higher levels of inflammation-related proteins and activity, with 27 out of 30 showing increased levels of proteins that could affect their ability to get pregnant. This is important because it suggests that chronic inflammation in the uterus may prevent successful pregnancy. Who this helps: This benefits women experiencing recurrent pregnancy loss and their healthcare providers.

PubMed

Placental Chemokine Receptor D6 Is Functionally Impaired in Pre-Eclampsia.

2016

PloS one

Tersigni C, Di Nicuolo F, Maulucci G, Rolfo A, Giuffrida D +5 more

Plain English
This study looked at a protein called D6 in the placenta of women with pre-eclampsia (PE) compared to healthy pregnant women. Researchers found that women with PE had higher levels of certain inflammatory markers (like CCL7 and IL-6) and lower levels of others (like CCL4), indicating an impaired response. This matters because understanding how D6 functions differently in pre-eclampsia can help develop better treatments for this serious condition that affects both mothers and babies. Who this helps: This helps patients experiencing pre-eclampsia by providing insights for better management and treatment options.

PubMed

Human IgG Antinuclear Antibodies Induce Pregnancy Loss in Mice by Increasing Immune Complex Deposition in Placental Tissue: In Vivo Study.

2015

American journal of reproductive immunology (New York, N.Y. : 1989)

Veglia M, D'Ippolito S, Marana R, Di Nicuolo F, Castellani R +8 more

Plain English
This study looked at how certain antibodies in the blood, specifically antinuclear antibodies (ANA), affect early pregnancy in mice. The researchers found that mice injected with antibodies from women who had repeated pregnancy losses showed a nearly three times higher rate of embryo loss, along with signs of immune system damage in the placenta. This is important because it highlights a potential cause of pregnancy loss related to immune system issues, which could lead to new treatments for women experiencing similar problems. Who this helps: This helps patients with recurrent pregnancy loss and their doctors.

PubMed

Antiphospholipid antibodies affect human endometrial angiogenesis: protective effect of a synthetic peptide (TIFI) mimicking the phospholipid binding site of β(2) glycoprotein I.

2013

American journal of reproductive immunology (New York, N.Y. : 1989)

Di Simone N, D'Ippolito S, Marana R, Di Nicuolo F, Castellani R +5 more

Plain English
This study looked at how a synthetic peptide called TIFI can counteract the harmful effects of antiphospholipid antibodies (aPL) on blood vessel formation in the uterus, which is important for fertility. Researchers found that TIFI improved blood vessel growth in human endometrial cells and in live models by restoring levels of key proteins and pathways that aPL usually block, with significant findings such as a 75% increase in vascular endothelial growth factor (VEGF) levels. This is important because it could lead to new treatments for women with fertility issues caused by aPL. Who this helps: This benefits women dealing with fertility problems related to antiphospholipid syndrome.

PubMed

Potential new mechanisms of placental damage in celiac disease: anti-transglutaminase antibodies impair human endometrial angiogenesis.

2013

Biology of reproduction

Di Simone N, De Spirito M, Di Nicuolo F, Tersigni C, Castellani R +6 more

Plain English
This study examined how antibodies from mothers with celiac disease may harm the development of the placenta during pregnancy. Researchers found that these antibodies can bind to cells in the uterus, leading to a decrease in the formation of blood vessels that are essential for the placenta, both in lab-grown cells and in mice. This matters because understanding these mechanisms can help address why pregnancies might fail in mothers with celiac disease. Who this helps: This research benefits mothers with celiac disease and their healthcare providers.

PubMed

Low-molecular-weight heparins induce decidual heparin-binding epidermal growth factor-like growth factor expression and promote survival of decidual cells undergoing apoptosis.

2012

Fertility and sterility

Di Simone N, Di Nicuolo F, Castellani R, Veglia M, Tersigni C +4 more

Plain English
The study looked at how low-molecular-weight heparins (LMWHs), specifically tinzaparin and enoxaparin, affect certain cells in the placenta called decidual cells, which can undergo self-destruction (apoptosis). The researchers found that tinzaparin increased the production of a protective protein, HB-EGF, and helped prevent cell death triggered by a substance called TNF-α, reducing the death rate of these cells by blocking the activation of cell-death pathways. This is important because preserving decidual cells could improve pregnancy outcomes. Who this helps: Patients, particularly pregnant women at risk for complications.

PubMed

Effect of Low Molecular Weight Heparins (LMWHs) on antiphospholipid Antibodies (aPL)-mediated inhibition of endometrial angiogenesis.

2012

PloS one

D'Ippolito S, Marana R, Di Nicuolo F, Castellani R, Veglia M +3 more

Plain English
This study looked at how two medications, tinzaparin and enoxaparin, can help women with antiphospholipid syndrome (APS) who struggle with pregnancy due to certain antibodies in their blood that can harm blood vessel growth in the uterus. The researchers found that both LMWHs can reverse this harmful effect, improving blood vessel development in the uterus and boosting the release of important proteins that support pregnancy. This is important because it shows that these medications not only prevent blood clots but also help create a healthier environment for early pregnancy in women with APS. Who this helps: This helps women with antiphospholipid syndrome who are trying to become pregnant.

PubMed

Emerging nonanticoagulant role of low molecular weight heparins on extravillous trophoblast functions and on heparin binding-epidermal growth factor and cystein-rich angiogenic inducer 61 expression.

2012

Fertility and sterility

D'Ippolito S, Di Nicuolo F, Marana R, Castellani R, Stinson J +3 more

Plain English
This study looked at how low molecular weight heparins (LMWHs), a type of blood-thinning medication, affect cells that are important for pregnancy called extravillous trophoblasts (EVTCs). Researchers found that LMWHs, especially tinzaparin, helped these cells invade better and increased the production of specific proteins involved in this process. This is significant because it suggests LMWHs could be beneficial for managing certain pregnancy complications, regardless of blood clotting issues. Who this helps: Patients facing pregnancy complications, particularly those with repeated miscarriages.

PubMed

Effect of pravastatin on endothelial function and endothelial progenitor cells in healthy postmenopausal women.

2012

Clinical and experimental obstetrics & gynecology

Paradisi G, Bracaglia M, Basile F, Di'Ipolito S, Di Nicuolo F +11 more

Plain English
This study investigated how pravastatin, a type of cholesterol-lowering medication, affects heart health in healthy postmenopausal women. Researchers found that after eight weeks, pravastatin lowered total and LDL cholesterol levels by significant amounts, but it didn't improve other risk factors like insulin sensitivity. Importantly, pravastatin increased the number of beneficial cells linked to blood vessel health by 30.6%. Who this helps: This research benefits postmenopausal women concerned about heart disease.

PubMed

Antibodies anti-CagA cross-react with trophoblast cells: a risk factor for pre-eclampsia?

2012

Helicobacter

Franceschi F, Di Simone N, D'Ippolito S, Castellani R, Di Nicuolo F +5 more

Plain English
This study explored the connection between antibodies from H. pylori bacteria and the risk of pre-eclampsia in pregnant women. Researchers found that these antibodies affected trophoblast cells (which help form the placenta) by reducing their ability to invade, which is crucial for healthy pregnancy development. Specifically, higher levels of these antibodies led to a significant decrease in cell invasiveness and changes in cell signaling, suggesting a biological reason for the previously observed link between H. pylori and pre-eclampsia. Who this helps: This information aids doctors and researchers in understanding pre-eclampsia, potentially leading to better prevention strategies for pregnant women.

PubMed

Adipokines: new emerging roles in fertility and reproduction.

2011

Obstetrical & gynecological survey

Tersigni C, Di Nicuolo F, D'Ippolito S, Veglia M, Castellucci M +1 more

Plain English
This study looks at how a group of substances called adipokines, produced by body fat, affect fertility and pregnancy. The findings show that changes in these adipokines can lead to problems with getting pregnant, having healthy pregnancies, and are linked to conditions like obesity and heart disease. Understanding how to maintain healthy adipokine levels can help improve fertility and pregnancy outcomes. Who this helps: This helps patients trying to conceive and healthcare providers focusing on reproductive health.

PubMed

Decreased expression of heparin-binding epidermal growth factor-like growth factor as a newly identified pathogenic mechanism of antiphospholipid-mediated defective placentation.

2010

Arthritis and rheumatism

Di Simone N, Marana R, Castellani R, Di Nicuolo F, D'Alessio MC +6 more

Plain English
This study looked at a protein called HB-EGF and its role in pregnancy complications linked to a condition called antiphospholipid syndrome (APS). Researchers found that placentas affected by APS had less HB-EGF, which made it harder for cells necessary for implantation to function correctly. They also discovered that a treatment involving heparin could help restore the levels of HB-EGF and improve the cells' ability to invade the tissue, which is important for a healthy pregnancy. Who this helps: This helps patients with antiphospholipid syndrome who are trying to conceive and maintain a healthy pregnancy.

PubMed

Antiphospholipid antibodies affect human endometrial angiogenesis.

2010

Biology of reproduction

Di Simone N, Di Nicuolo F, D'Ippolito S, Castellani R, Tersigni C +3 more

Plain English
This study looked at how antiphospholipid antibodies (aPL) affect the growth of blood vessels in the tissue that supports a developing pregnancy. The researchers found that aPL significantly reduced the formation of new blood vessel structures in lab tests and in mice, cutting down VEGF and MMPs—substances that help blood vessels grow—by significant amounts. Understanding this relationship is important because it helps explain why women with antiphospholipid syndrome often experience pregnancy complications, such as miscarriages. Who this helps: This research benefits women with antiphospholipid syndrome who are trying to become pregnant.

PubMed

Anti-tissue transglutaminase antibodies from celiac patients are responsible for trophoblast damage via apoptosis in vitro.

2010

The American journal of gastroenterology

Di Simone N, Silano M, Castellani R, Di Nicuolo F, D'Alessio MC +8 more

Plain English
This study looked at how antibodies in women with celiac disease affect the cells that are crucial for early pregnancy. Researchers found that these antibodies damaged these cells, making it harder for them to grow and invade the uterus, which could lead to issues like infertility or pregnancy loss. Specifically, they noted that exposure to these antibodies resulted in a significant increase in cell damage and a decrease in the cells' ability to grow properly. Who this helps: This information benefits pregnant women with celiac disease and their healthcare providers.

PubMed

Resistin modulates glucose uptake and glucose transporter-1 (GLUT-1) expression in trophoblast cells.

2009

Journal of cellular and molecular medicine

Di Simone N, Di Nicuolo F, Marzioni D, Castellucci M, Sanguinetti M +2 more

Plain English
This study looked at how the protein resistin affects glucose uptake in placental cells, which are important for feeding a developing fetus. The researchers found that high levels of resistin (between 50-100 ng/ml) can reduce the transport of glucose into these cells by impacting a protein called GLUT-1, which is responsible for moving glucose across cell membranes. This is important because it helps us understand how changes in resistin levels might influence glucose supply during pregnancy, potentially affecting fetal health. Who this helps: This research benefits pregnant women and their unborn babies by providing insights into how glucose transport might be affected during pregnancy.

PubMed

Low-molecular weight heparin induces in vitro trophoblast invasiveness: role of matrix metalloproteinases and tissue inhibitors.

2007

Placenta

Di Simone N, Di Nicuolo F, Sanguinetti M, Ferrazzani S, D'Alessio MC +3 more

Plain English
This study explored how low-molecular weight heparin (LMWH), a drug used to prevent pregnancy loss in women with blood clotting disorders, affects the ability of certain cells that help form the placenta to invade tissues. The researchers found that heparin increased the invasiveness of these cells and boosted the production of specific proteins (MMPs) that aid in this process, while reducing the levels of other proteins that inhibit cell invasion. This matters because it provides insight into how heparin could support healthy placental development during pregnancy. Who this helps: This helps pregnant women at risk of losing their pregnancy due to thrombophilia.

PubMed

Pathogenic role of anti-beta2-glycoprotein I antibodies on human placenta: functional effects related to implantation and roles of heparin.

2007

Human reproduction update

Di Simone N, Meroni PL, D'Asta M, Di Nicuolo F, D'Alessio MC +1 more

Plain English
This study looked at how certain antibodies in women with antiphospholipid syndrome (APS) can harm the placenta, affecting pregnancy outcomes. Researchers found that antibodies against a protein called beta2-glycoprotein I are linked to higher rates of fetal loss. Heparin, a common blood thinner, seems to help pregnancies by possibly reducing the harmful effects of these antibodies. Who this helps: This research benefits pregnant women with antiphospholipid syndrome and their healthcare providers.

PubMed

Effects of antiretroviral therapy on tube-like network formation of human endothelial cells.

2007

Biological & pharmaceutical bulletin

Di Simone N, De Santis M, Tamburrini E, Di Nicuolo F, Lucia MB +4 more

Plain English
This study looked at how two HIV medications, zidovudine and indinavir, affect the growth of blood vessel-like structures in cells taken from humans. The researchers found that these drugs led to more of these structures being formed, along with a significant increase in a protein called VEGF, which is important for blood vessel growth. This is important because it helps us understand how these treatments might help or harm developing babies when given to pregnant women with HIV. Who this helps: This helps pregnant women with HIV and their unborn children.

PubMed

Antiphospholipid antibodies: effects on trophoblast and endothelial cells.

2007

American journal of reproductive immunology (New York, N.Y. : 1989)

D'Ippolito S, Di Simone N, Di Nicuolo F, Castellani R, Caruso A

Plain English
This study looked at how specific antibodies related to antiphospholipid syndrome (APS) affect cells in the placenta and blood vessels during pregnancy. Researchers found that these antibodies can directly interfere with the functioning of placental cells and activate blood vessel cells, leading to a higher risk of blood clots and inflammation. Understanding how these antibodies cause problems during pregnancy is important for improving outcomes for women with APS. Who this helps: This benefits patients with antiphospholipid syndrome and their doctors.

PubMed

Resistin regulates human choriocarcinoma cell invasive behaviour and endothelial cell angiogenic processes.

2006

The Journal of endocrinology

Di Simone N, Di Nicuolo F, Sanguinetti M, Castellani R, D'Asta M +2 more

Plain English
This study focused on the hormone resistin and its effects on certain cancer cells and blood vessel formation related to pregnancy. Researchers found that resistin increased the invasion of choriocarcinoma cells and boosted the production of a key growth factor for blood vessels called VEGF. Specifically, they observed that resistin raised the levels of a protein that helps cells invade while decreasing inhibitors that would prevent this invasion, showing that resistin plays a significant role in the development of the placenta. Who this helps: This research benefits doctors and researchers working in reproductive health and cancer treatment.

PubMed

Docosahexaenoic acid enhances the susceptibility of human colorectal cancer cells to 5-fluorouracil.

2005

Cancer chemotherapy and pharmacology

Calviello G, Di Nicuolo F, Serini S, Piccioni E, Boninsegna A +3 more

Plain English
This study looked at how docosahexaenoic acid (DHA), an omega-3 fatty acid, can enhance the effectiveness of the cancer drug 5-fluorouracil (5-FU) against colon cancer cells. Researchers found that when DHA was combined with lower doses of 5-FU (between 0.1 and 1.0 micromolar), it significantly improved the drug's ability to slow down cancer cell growth and induce cell death, showing that even at low concentrations, DHA can boost the anti-cancer effects of 5-FU. This is important because it suggests that using lower doses of both substances might be a safer and less harmful way to treat colon cancer. Who this helps: This helps patients with colon cancer by potentially providing a more effective and less toxic treatment option.

PubMed

beta-Carotene exacerbates DNA oxidative damage and modifies p53-related pathways of cell proliferation and apoptosis in cultured cells exposed to tobacco smoke condensate.

2004

Carcinogenesis

Palozza P, Serini S, Di Nicuolo F, Boninsegna A, Torsello A +5 more

Plain English
This study looked at how beta-carotene, a supplement often thought to be beneficial, interacts with harmful substances in cigarette smoke and affects cell damage and cancer growth. Researchers found that when cells were exposed to tobacco tar and beta-carotene, the level of DNA damage increased significantly, and the presence of beta-carotene changed the way cells handled growth and death. Specifically, the combination led to decreased cell death and increased markers associated with cancer growth, suggesting that beta-carotene might actually make things worse for smokers. Who this helps: This information is important for patients, especially smokers, who may be considering taking beta-carotene supplements for health benefits.

PubMed

Antioxidant effect of ferulic acid in isolated membranes and intact cells: synergistic interactions with alpha-tocopherol, beta-carotene, and ascorbic acid.

2004

Journal of agricultural and food chemistry

Trombino S, Serini S, Di Nicuolo F, Celleno L, Andò S +3 more

Plain English
This study looked at how well ferulic acid, a compound found in some plants, can protect cells from damage caused by harmful molecules called free radicals. Researchers found that ferulic acid was very effective at preventing this damage, especially in comparison to other antioxidants like vitamin E (alpha-tocopherol), beta-carotene, and vitamin C (ascorbic acid). When used together with these other antioxidants, ferulic acid had an even stronger protective effect, which is important for preserving healthy cell function. Who this helps: This helps patients suffering from conditions related to oxidative stress, such as heart disease and cancer.

PubMed

Lactobacillus acidophilus protects tight junctions from aspirin damage in HT-29 cells.

2004

Digestion

Montalto M, Maggiano N, Ricci R, Curigliano V, Santoro L +4 more

Plain English
This study looked at how a specific probiotic, Lactobacillus acidophilus, can protect the cells in the gut from damage caused by aspirin. The researchers found that while aspirin caused tight junctions—important connections between gut cells—to break down, adding the probiotic helped keep those junctions intact, showing a strong, continuous structure instead of fragmentation. This matters because maintaining the gut barrier can help prevent conditions related to increased intestinal permeability, which can lead to various health issues. Who this helps: Patients who take aspirin regularly, especially those with gut-related problems.

PubMed

Modulation of apoptotic signalling by carotenoids in cancer cells.

2004

Archives of biochemistry and biophysics

Palozza P, Serini S, Di Nicuolo F, Calviello G

Plain English
This research paper looked at how carotenoids, like beta-carotene, affect cancer cells' death signals, which are crucial for stopping cancer growth. It found that while fruits and vegetables high in these nutrients might lower cancer risk, taking beta-carotene supplements increases lung cancer risk in smokers. This matters because it highlights the complex role carotenoids can play in cancer, depending on various factors, and underscores the need for careful dietary choices. Who this helps: This helps patients, particularly smokers and those at risk for lung cancer.

PubMed

n-3 PUFAs reduce VEGF expression in human colon cancer cells modulating the COX-2/PGE2 induced ERK-1 and -2 and HIF-1alpha induction pathway.

2004

Carcinogenesis

Calviello G, Di Nicuolo F, Gragnoli S, Piccioni E, Serini S +5 more

Plain English
Researchers studied how n-3 polyunsaturated fatty acids (PUFAs), particularly eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), affect the growth of colon cancer cells and their ability to produce a protein called VEGF that promotes the formation of blood vessels. They found that both EPA and DHA reduced VEGF levels and other related proteins in human colon cancer cells by disrupting specific pathways in the cells, leading to a decrease in tumor growth; EPA was more effective than DHA in these effects. This research is important because it shows that these fatty acids could be used to slow down or prevent blood vessel growth in colon cancer, possibly improving treatment options. Who this helps: This helps patients with colon cancer by providing potential new dietary approaches for their treatment.

PubMed

Prooxidant effects of beta-carotene in cultured cells.

2003

Molecular aspects of medicine

Palozza P, Serini S, Di Nicuolo F, Piccioni E, Calviello G

Plain English
This research looked at the effects of beta-carotene, a substance found in foods like carrots, on cells in a lab. The study found that while beta-carotene is often considered beneficial, it can actually increase the risk of lung cancer, especially in smokers, because it may promote oxidative stress in cells. This is important because it challenges the common belief that beta-carotene always helps prevent diseases like cancer. Who this helps: Patients, especially smokers, who are concerned about cancer risks.

PubMed

Mechanism of activation of caspase cascade during beta-carotene-induced apoptosis in human tumor cells.

2003

Nutrition and cancer

Palozza P, Serini S, Torsello A, Di Nicuolo F, Maggiano N +3 more

Plain English
This study looked at how beta-carotene, a compound found in carrots and other vegetables, can trigger the death of cancer cells. Researchers found that beta-carotene activates a process that leads to cell death in different types of cancer cells, specifically leukemia, colon cancer, and melanoma, by triggering certain proteins called caspases. They discovered that caspase-8 is activated quickly, while caspase-9 activation takes longer, and blocking these proteins can stop the cancer cell death triggered by beta-carotene. Who this helps: This benefits cancer patients by offering insights into potential treatments using beta-carotene.

PubMed

Publication data sourced from PubMed . Plain-English summaries generated by AI. Not medical advice.