MIKHAIL R. MALEK, M.D.

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This study looked at how well two different types of MRI scans work in staging cervical cancer before treatment. Researchers found that the modified MRI, which doesn't use contrast dye, matched the full MRI results closely, with a high agreement score of 0.967, meaning the results were very similar. This is important because it shows that the modified MRI can be a dependable option for doctors to use without the need for contrast, making it potentially safer and easier for patients. Who this helps: Patients with cervical cancer who may benefit from less invasive imaging methods.

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This study looked at a condition called Periapical Osteoperiostitis (PO), which is an inflammation affecting the area around the roots of upper back teeth, and how common it is among dental patients. Researchers examined 335 dental scans and found that almost 30% (98 scans) showed signs of PO. They discovered that having mucositis (a type of sinus inflammation) increased the chances of developing PO by over three times, and larger lesions were also linked to a higher risk. Who this helps: This information benefits dentists and their patients by improving diagnosis and treatment strategies for dental issues related to the sinuses.

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This study looked at how common a condition called Diffuse Idiopathic Skeletal Hyperostosis (DISH) is among cancer patients. The researchers found that 30.3% of the 1,053 patients had DISH, with higher rates in older males and those with certain types of cancers like renal (43.2%) and gastric (37.5%). Understanding the prevalence of DISH in cancer patients matters because it can lead to better management of their bone health and overall treatment. Who this helps: This benefits cancer patients and their healthcare providers by improving awareness of potential skeletal issues.

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This study looked at how well capillary blood glucose (CBG) tests from two popular glucometers perform in identifying prediabetes and diabetes in people at high risk. Researchers found that a fasting CBG level of 112.5 mg/dl accurately detected diabetes with over 93% sensitivity and specificity, while a 2-hour CBG level of 195.5 mg/dl also performed well, showing sensitivities between 93.1% and 100%. These results are important because they support using CBG testing in community screenings to catch diabetes early and prevent serious health issues. Who this helps: This helps patients at risk of diabetes and healthcare providers who conduct screenings.

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This study looked at how well a new markerless motion capture system worked for measuring joint angles in a hallway compared to a traditional lab setup. Researchers tested 25 healthy adults performing standing, walking, and sit-to-stand movements in both locations. They found the markerless system delivered similar results to the lab for standing and walking, with an excellent agreement score above 97%, while the sit-to-stand task was a bit more variable but still reliable. Who this helps: This helps researchers and clinicians who study movement in various environments.

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This study explored how factors like social support, physical activity, psychological distress, and demographics affect women's self-reported health in Iran. It involved 350 women aged 18-75, and found that those with higher levels of depression, anxiety, and stress were 1.04 times more likely to report poor health. Understanding these connections helps highlight the importance of addressing mental health issues in women, as their overall well-being impacts society as a whole. Who this helps: This study benefits women seeking better mental health support and policymakers focused on women's health.

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Researchers studied two important enzymes, OGG1 and MUTYH, which help fix damaged DNA. They found that if these enzymes don't work correctly, it can lead to serious health issues like cancer and neurodegenerative diseases. This research highlights the importance of how these enzymes are regulated to prevent cell damage and maintain our body’s health. Who this helps: This benefits patients at risk for cancer or genetic disorders due to DNA repair issues.

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This study focused on a gene called MUTYH, which helps fix errors in DNA that can lead to cancer, especially colorectal cancer. Researchers looked at specific changes in this gene and found that some of these changes do affect its ability to repair DNA but not all. For example, certain variants had a reduced ability to repair DNA in cell tests, which is important because understanding these differences can help identify cancer risks. Who this helps: This research benefits cancer patients and their doctors by improving genetic testing and understanding of cancer risk.

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This study looked at how common periapical mucositis (PAM) is in patients with problems in the back teeth of the upper jaw and what factors might lead to it. They found that 55.5% of the patients had PAM, and having bone erosion in the maxillary sinus increased the chances of having PAM by over seven times. This information is important because it helps doctors understand the risks associated with dental issues that can lead to sinus problems. Who this helps: Patients with dental problems and their dentists.

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This study looked at how the number of lung tumors affects survival in children with a liver cancer called hepatoblastoma when they are first diagnosed. Out of 315 patients, those with 10 or more lung tumors had similar survival rates to those with fewer tumors, and most (95%) were able to clear their lung tumors through chemotherapy or surgery. This matters because it shows that even with advanced disease, children can survive long-term, highlighting the importance of treatment options like chemotherapy and surgery.

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Researchers studied a novel form of an enzyme called MutY, which helps keep our DNA healthy by fixing certain types of damage, specifically focusing on its ability to recognize and repair a problem created by a modified DNA base called 8-oxoguanine. They found that this new version of MutY, called MutYX, can still work effectively without a necessary metal cofactor by adapting its structure, showing surprising ways it focuses on repairing specific DNA errors. This research is important because understanding how MutYX functions could lead to better insights into DNA repair processes, which is crucial for preventing mutations that can lead to diseases like cancer. Who this helps: This research benefits patients at risk for genetic diseases and provides valuable information for doctors and researchers working on DNA repair mechanisms.

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This study explored two new species of tapeworms found in stingrays from the Persian Gulf and Gulf of Oman. Researchers identified these new species based on their unique physical traits and genetic differences. One species has 6-8 testes and 50 loculi, while the other has 8-14 testes and 42 loculi. This discovery enhances our understanding of marine life diversity and highlights the need for more research in this important ecological area. Who this helps: This helps researchers and marine biologists studying marine ecosystems and parasitic relationships.

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This study looked at how well unenhanced magnetic resonance imaging (MRI) can identify specific types of ovarian and adnexal masses when ultrasound results are unclear. Researchers examined the MRI scans of 243 patients and found that the method accurately identified masses 93.8% of the time, with a sensitivity of 97.7% and specificity of 86.4%. This is important because it means that unenhanced MRI can safely assess these masses, particularly for patients who cannot use contrast agents due to health concerns. Who this helps: This benefits patients who have ovarian or adnexal masses that may be difficult to evaluate with ultrasound alone.

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This study focused on isolating stem cells from a part of the umbilical cord called Wharton's jelly and testing whether these cells can develop into lens fiber cells, which are important for eye health. The researchers found that these stem cells have a strong potential to differentiate into lens fiber cells, which is significant for future treatments related to vision and eye diseases. Who this helps: This benefits patients with eye conditions and doctors looking for new treatment options.

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This study focused on SNAP-25, a protein associated with the loss of connections between brain cells, which is important in diseases like Alzheimer's and Huntington's. The findings indicated that changes in SNAP-25 levels can serve as a useful indicator of brain cell damage, potentially helping with early diagnosis and monitoring of these diseases. Overall, understanding SNAP-25 could lead to better ways to diagnose and treat neurodegenerative diseases. Who this helps: This helps patients with neurodegenerative diseases and their doctors.

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Researchers studied a rare type of tumor called placental site trophoblastic tumor (PSTT) in a 54-year-old woman who was experiencing unusual bleeding. After further tests showed an increased level of a hormone (β-hCG) and an abnormal mass in the uterus, surgery was performed to remove the tumor, and the patient recovered well with no signs of recurrence after two years. This research is important because it highlights the challenges of diagnosing PSTT, especially in older women, and shows that prompt surgical treatment can lead to good outcomes. Who this helps: This helps patients, especially women in their 50s dealing with similar symptoms.

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This study focused on improving the diagnosis of uterine cancer, especially when it's hard to tell where the tumor is located. Researchers looked at MRI images from 78 patients and found that certain imaging features could reliably identify cervical cancer, which tends to look different from endometrial cancer on the scans. This is important because accurately knowing the cancer's origin helps doctors choose the best treatment for patients. Who this helps: Patients with uterine cancer and their doctors.

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This study focused on a group of earthworms called the Dendrobaena byblica complex, which includes at least 17 different kinds. Researchers found that these earthworms from the Hyrcanian forests in Iran had a genetic difference of about 9% compared to other known samples, which is lower than differences seen in other earthworm species. This finding is important because understanding the genetic relationships within this group can help scientists classify them accurately. Who this helps: This benefits researchers and taxonomists studying earthworm biodiversity.

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This study looked at how the size and shape of the maxillary sinus (a cavity in the upper jaw) affect the growth of new bone when two different types of bone grafts (one from pigs and the other from cows) are used in a surgical procedure called lateral window sinus augmentation. The researchers found that the width of the sinus and its inner contour length had a significant impact on new bone formation, with pig bone grafts showing a stronger influence (about 59% effectiveness) compared to cow bone grafts (about 31% effectiveness). This is important for improving surgical outcomes and choosing the best materials for patients needing bone grafts in dental procedures. Who this helps: This benefits patients undergoing dental implants or sinus augmentation procedures.

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This study looked at how long it takes for people with COVID-19 to recover their sense of smell and taste after losing them, which is a common symptom of the virus. They analyzed data from 125 studies, finding that about 74% of patients regained their sense of taste in an average of 11.44 days, and 72% regained their sense of smell in about 12.87 days. Knowing that most people recover their senses within two weeks can help doctors better support and reassure patients about their symptoms. Who this helps: This helps patients and doctors manage expectations during COVID-19 recovery.

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This study examined different populations of the common earthworm Aporrectodea rosea in Iran to understand their genetic and physical differences. Researchers found two main types of these earthworms: a reddish type in rich, wooded areas and a pale type in drier grasslands. The study revealed that these differences relate to their origins, with one lineage from Eurosiberian regions and another from the Mediterranean. Who this helps: This benefits scientists studying biodiversity and may help improve environmental management strategies.

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This study looked at how lingering inflammation in the body increases the risk of heart and kidney problems in people with type 2 diabetes. Even with good management of traditional risk factors, inflammation continues to play a big role in cardiovascular diseases, which account for 75% of deaths in this group. By reviewing current treatments and suggesting new ones targeting inflammation, the authors aim to improve care and outcomes for these patients. Who this helps: This helps patients with type 2 diabetes and their healthcare providers.

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This study looked at how chronic social isolation and unpredictable stress affected brain function in mice genetically predisposed to Alzheimer's disease. Researchers found that when these mice experienced stress, their memory and cognitive abilities declined, and they showed increased buildup of harmful proteins in the brain by just four months old. These findings highlight the impact that stress can have on the early onset of Alzheimer's symptoms in those genetically at risk. Who this helps: Patients at risk for Alzheimer's disease and their caregivers.

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This study looked at the outcomes of two types of complete dental prostheses used in both the upper and lower jaws: one type included zirconium molars, and the other did not. It found that after five years, both types had a 100% survival rate, but those with zirconium molars had significantly fewer issues with broken acrylic teeth compared to the other group—just 2 issues in the first year compared to 9 issues in the non-zirconium group. This matters because using zirconium can lead to fewer technical problems and potentially lower costs for repairs. Who this helps: This helps patients who need full dental prostheses.

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This study focused on creating a set of guidelines for managing Type 2 diabetes in Iran. A group of experts reviewed existing research and agreed on recommendations for treatments, including first-line options and ways to manage diabetes alongside obesity and liver conditions. These guidelines are important for improving diabetes care and ensuring patients receive effective treatment tailored to local needs. Who this helps: This helps patients with Type 2 diabetes in Iran and the doctors who treat them.

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This study looked at the presence of colorectal polyps and the detection rates of adenomas (a type of polyp) in a group of over 3,400 adults aged 40 and older in Iran. They found that 41.5% of patients had polyps, with men having a higher rate (46.8% compared to 36.9% for women), and those aged 45 to 49 were more likely to have polyps than younger individuals (34.2% vs. 21.9%). These findings are important because they highlight the need for earlier colorectal cancer screening in Iran, potentially starting at age 45, similar to trends seen in Western countries. Who this helps: This helps patients by providing critical information for earlier cancer detection and prevention.

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This paper looks at how exercise impacts gynecological cancers like ovarian, endometrial, and cervical cancer. It found that higher levels of physical activity are linked to a lower risk of developing these cancers and better survival rates for those who have them. Despite this, the current exercise guidelines don't consider the unique challenges that women with these cancers face, like pelvic issues and menopausal symptoms, and more specific recommendations are needed. Who this helps: This helps patients facing gynecological cancers and healthcare providers tailoring their support.

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This study looked at the relationship between Familial Mediterranean fever (FMF), a genetic condition that causes inflammation, and periodontitis, a serious gum disease. The researchers found that FMF patients had significantly more plaque buildup on their teeth than those without FMF, with a noticeable difference of about 0.18 on a scale measuring plaque. However, other measures related to gum health did not show significant differences. This is important because it highlights that people with FMF may need extra attention to their oral health to prevent gum disease. Who this helps: This helps FMF patients by emphasizing the need for better dental care.

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This study looked at berberine, a natural compound, and its effects on brain health in older adults facing neurological disorders like Parkinson's and Alzheimer's. Researchers found that berberine can help reduce inflammation and stress in the brain, potentially leading to less damage to nerve cells. This is important because understanding and using berberine could improve treatments for age-related brain conditions. Who this helps: This helps patients with age-related neurological disorders and their doctors.

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This study looked at how well a new type of motion capture technology can detect walking problems in people with knee osteoarthritis (OA) across different clinics in Canada. Researchers analyzed walking data from 486 participants, finding that those with knee OA walked slower and had less movement in their hips, knees, and ankles compared to healthy individuals. These findings, observed consistently across all clinics, show that this technology can reliably identify important changes in walking patterns, paving the way for its wider use in clinical settings to help understand and treat knee OA. Who this helps: This helps patients with knee osteoarthritis and their doctors by providing better ways to assess and manage their condition.

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This study looked at how exercise affects prostate tissue and its relationship to prostate cancer. Researchers found that exercise can change gene activity in ways that might help prevent or slow the disease, particularly through changes in DNA and other molecules related to cancer progression. Understanding these changes is important because they could help identify patients at higher risk of prostate cancer and inform their treatment plans. Who this helps: This helps patients at risk for prostate cancer and their doctors.

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This study looked at the health differences between breastfed infants and those fed infant formula, specifically focusing on their vitamin D levels and cholesterol profiles. It found that infants on formula had significantly higher vitamin D levels than those who were exclusively breastfed, with a high level of importance noted in the difference (p < 0.001). In addition, breastfed infants showed higher levels of most cholesterol components except for triglycerides, suggesting that exclusively breastfed infants may not be getting enough vitamin D, which can lead to health issues like rickets. Who this helps: This research helps parents and healthcare providers understand the nutritional differences between breast milk and formula.

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This study focused on the long-term effects of COVID-19 on lung health in 260 patients, examining both chest CT scans and lung function tests (spirometry) at 3 and 6 months after they recovered from pneumonia. Researchers found that while severe lung issues were common at first, many improved significantly over six months: only about 6.5% had persistent lung cloudiness (down from 79.2%), and 23.9% had abnormal lung function by the sixth month (down from 30.8%). This matters because it highlights the need for ongoing monitoring of lung health in COVID-19 survivors who may be at risk for serious long-term respiratory problems. Who this helps: This helps COVID-19 survivors and their healthcare providers understand potential long-term effects on lung health.

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This study looked at lung cancer, which is the second most common and deadliest cancer worldwide, focusing on a process called ferroptosis, a unique way that cells can die. Researchers found that lung cancer cells often prevent ferroptosis, allowing them to grow and survive, and they also highlighted the role of non-coding RNAs (a type of molecule that doesn't code for proteins) in controlling this process. Understanding how these non-coding RNAs influence ferroptosis could lead to new treatments for lung cancer. Who this helps: This helps patients with lung cancer by opening up new treatment options.

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This study looked at a rare type of tumor in a 13-year-old girl who had received heart and kidney transplants. Researchers found that the tumor had a specific genetic change (a TRAF7 mutation), and it displayed characteristics like unusual cell growth with some areas being overly dense with cells. The patient underwent surgery to remove the tumor and has been stable for seven months after the operation, highlighting the importance of recognizing this kind of tumor in young patients, especially those with a history of organ transplants. Who this helps: This helps pediatric patients with rare tumors and their doctors by providing important information for diagnosis and treatment.

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This study looked at how honey and its by-products—like royal jelly and propolis—affect heart health and diabetes. Researchers found that taking 10 grams of honey daily might lower a key blood sugar marker but could also negatively impact blood pressure and other health markers. In contrast, royal jelly and propolis showed beneficial effects on blood pressure, cholesterol levels, and overall metabolic health. This information is crucial because it helps find natural alternatives for managing heart disease and diabetes risk. Who this helps: This helps patients with cardiovascular diseases and diabetes.

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This research focused on a version of the MutY enzyme, named MutYX, which doesn't have a critical metal component (called a [4Fe-4S] cluster) usually needed for its function in repairing DNA. The scientists found that MutYX has adapted by changing its structure to effectively recognize and fix certain types of DNA errors, specifically ones involving a base called 8-oxoguanine, using new features in its shape. They showed that two specific parts of the enzyme, named Arg209 and Gln201, are key to its ability to recognize and address these mistakes. Who this helps: This research benefits patients with conditions linked to DNA repair faults, as understanding these enzymes can lead to better therapies.

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This study looked at how two types of dental implants—titanium and zirconia—hold up when faced with strong forces, like in a trauma to the upper jaw. Researchers found that, while both types of implants increased the risk of stress on the surrounding bone compared to no implant, zirconia implants experienced higher stress levels internally (1137 MPa) than titanium implants (686.7 MPa) under the same conditions. This matters because it suggests that zirconia implants might be more prone to breaking, which could affect patient treatment decisions. Who this helps: Patients needing dental implants, especially those at risk for jaw injuries.

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This study looked at how neutrinos behave by combining data from two major sources: the Super-Kamiokande detector and the T2K experiment. They analyzed a total of over 3,200 days of atmospheric neutrino data alongside data from a particle beam, and found strong evidence against the idea that neutrinos behave in a way that conserves charge-parity (CP), with a confidence level of 1.9 sigma, and they also found a 1.2 sigma confidence against an inverted ordering of neutrino masses. These findings are important because they improve our understanding of fundamental particles and could influence future research in physics. Who this helps: This helps physicists studying the properties of neutrinos and the foundations of the universe.

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This study looked at how androgen deprivation therapy (ADT), a common treatment for prostate cancer, affects the risk of heart failure. Researchers examined data from 9 studies involving nearly 190,000 patients and found that using ADT increases the risk of heart failure by 30%. The risk is especially high among Asian patients compared to those in North America. Who this helps: This information is important for patients with prostate cancer and their doctors to consider when discussing treatment options.

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Researchers translated a quality of life questionnaire for people with benign thyroid disorders into Persian, ensuring it accurately reflects patients' experiences. They started by translating the original English version, made several revisions based on feedback, and conducted interviews with five patients to finalize the questions. The completed Persian version, called ThyPRO-IR, is now available for use in assessing how these conditions affect the lives of Iranian patients. Who this helps: This benefits patients with benign thyroid disorders, allowing them to better communicate their quality of life issues.