DR. PAULINO Y. CHAN, M.D.

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This study looked at how making lifestyle changes, like exercising more, eating healthier, and managing stress, can help people with Parkinson's disease feel better and possibly slow down the disease's progression. Researchers found that these changes can work together to improve symptoms and might slow down brain degeneration. It’s important because lifestyle adjustments are easy to implement and can significantly enhance patients' quality of life. Who this helps: This helps patients with Parkinson's disease and their caregivers.

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Researchers studied the role of a protein called ClpB, produced by certain bacteria, in a rodent model of anorexia nervosa. They found that when mice were immunized to lower ClpB levels, they ate more food, maintained their body weight, and showed less anxiety about food. However, when ClpB levels increased instead, the anorexia symptoms worsened. This research highlights the importance of the ClpB protein in appetite regulation and suggests that targeting it could be a potential new treatment for anorexia nervosa. Who this helps: This helps patients struggling with anorexia nervosa.

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This study focused on creating a national registry in Australia to track patients using home parenteral nutrition (HPN), which includes intravenous feeding for those who cannot eat normally. The initial data collection revealed that there are 244 adults and 84 children currently receiving HPN across 29 sites, with a low infection rate of 0.83 infections per 1,000 days. This registry is important because it improves understanding of HPN usage and helps allocate resources effectively, despite facing challenges like funding and ethics approvals. Who this helps: Patients who rely on home parenteral nutrition, healthcare providers, and policymakers benefit from improved data and resource management.

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This study looked at certain genetic changes, called repeat expansions, in people with Parkinson's disease, specifically focusing on a gene known as FGF14. Researchers found that a complex pattern of these expansions was present in about 3.7% of Parkinson's patients, and this genetic feature was linked to a higher risk of the disease. The discovery is significant because it identifies a new potential genetic risk factor that could help improve understanding and diagnosis of Parkinson's disease. Who this helps: This helps patients and doctors by providing new insights into the genetic risks of Parkinson's disease.

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This study focused on a specific protein from the SARS-CoV-2 virus called 7a, which seems to help the virus multiply and trigger inflammation in the body's immune cells. Researchers found that when they altered part of the 7a protein in lab tests, it reduced how well the virus could replicate—changing one specific part (called K119A) nearly stopped the virus's growth in mice. These findings are important because they suggest that the 7a protein may play a significant role in both the virus's ability to infect and the inflammatory response associated with COVID-19. Who this helps: This helps patients with COVID-19 and may guide treatment strategies for doctors.

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This study examined how glioblastoma stem cells, which are a type of brain cancer cell, resist a form of cell death called cuproptosis that is triggered by copper levels in the body. Researchers found that these cells can change their internal copper levels throughout the day, which helps them survive treatment; specifically, they observed that targeting the ATP7A protein made the cancer cells more sensitive to copper-induced death. Understanding this process is important because it can lead to better treatment strategies that combine targeting the body's circadian rhythms with copper therapies for fighting brain cancer. Who this helps: Patients with glioblastoma.

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This study looked at how race and ethnicity affect the early decisions about "Do Not Attempt Resuscitation" (DNAR) orders for patients who experience a cardiac arrest in the hospital. The researchers found that Black, Hispanic, and American Indian or Alaska Native patients were less likely to receive early DNAR orders compared to White patients, with 25.3% of White patients having a DNAR order within 12 hours, compared to only 21.3% of American Indian or Alaska Native patients and 21.4% of Black patients. Despite these differences in DNAR orders, survival rates for those with early DNAR orders were similar across all groups, indicating that the lack of early DNAR orders did not affect survival outcomes. Who this helps: This benefits patients and healthcare providers by highlighting disparities in treatment decisions based on race and ethnicity.

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This study looked at how many older adults in China feel like their memory is declining, even though standard tests show no issues. Researchers found that about 4.9% of people aged 50 and older have this feeling, and it increases to 6.5% for those 65 and older, which translates to roughly 12.4 million individuals in that age group. This is important because recognizing these early signs could lead to timely support and treatments to help prevent Alzheimer's disease. Who this helps: This helps patients who may be experiencing early signs of Alzheimer's and their doctors who are looking for ways to intervene early.

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This study focuses on Hepatorenal Syndrome (HRS), a serious condition that affects kidney function in patients with advanced liver disease. It found that terlipressin, a new treatment, is preferred over traditional options like norepinephrine because it is easier to use outside of an intensive care unit and helps improve kidney function without requiring dialysis. This is important because better treatment options can lead to improved outcomes for patients suffering from both liver and kidney problems. Who this helps: Patients with liver disease and kidney issues.

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This study looked at a wide range of cancer-related proteins on the surface of cancer cells taken from patients. Researchers found that a protein called FAT2 is mostly present in squamous cell cancers, like head and neck cancer, and is involved in tumor growth. Targeting FAT2 with specialized immune cells (CAR-T cells) showed promise in fighting tumors, highlighting the potential for new cancer treatments. Who this helps: This helps cancer patients, particularly those with squamous cell cancers.

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This study looked at how two ideas—Intrinsic Capacity (IC) and geroscience—can work together to improve the health of older adults. Researchers found that IC, which includes all the physical and mental abilities a person has, should be a key focus for promoting healthy aging. By measuring and enhancing IC, we can help prevent age-related health issues and chronic diseases, which is important as the global population ages. Who this helps: This benefits older adults and healthcare providers working to enhance their patients' quality of life.

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This study looked at how fatigue affects physical performance in older adults over three years. Researchers found that older adults with fatigue experienced a much greater decline in physical ability compared to those without fatigue, with fatigue increasing the risk of conditions like muscle loss (sarcopenia) by over three times and malnutrition by nearly three times. Understanding this link is important because it highlights the need for targeted support for fatigued older adults to prevent serious health issues. Who this helps: This helps older adults, caregivers, and healthcare providers.

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This study examined how a specific gene mutation (LRRK2) affects gut inflammation in rats, which can be linked to Parkinson's disease. Researchers found that the rats with the LRRK2 mutation experienced more severe gut issues, like shorter intestines and more inflammation, especially when exposed to toxins. Understanding these connections helps explain how both genetics and the environment can contribute to the development of Parkinson's disease. Who this helps: This information helps researchers and doctors working on Parkinson's disease and gut health.

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This study compared a new treatment called atezolizumab (atezo) to standard chemotherapy for patients with advanced lung cancer who couldn’t receive certain types of chemotherapy. The researchers found that patients taking atezo lived longer than those on chemotherapy, with a significant hazard ratio of 0.78, indicating a 22% lower risk of death. By using data from other studies, they concluded that patients on atezo had even better survival rates than previously thought, with a hazard ratio of 0.418, meaning a 58% lower risk of death compared to those on single-agent chemotherapy. Who this helps: This benefits patients with advanced lung cancer who are ineligible for conventional chemotherapy treatments.

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This study compared two positions—lying on the left side versus lying flat on the back—while obese patients underwent a procedure called esophagogastroduodenoscopy (EGD). Researchers found that both positions led to an equal low rate of unplanned intubation (0.4% in each group), but patients lying flat had shorter procedure times (about 14.35 minutes compared to 16.40 minutes) and needed more oxygen support. This matters because it provides important insights into safely managing the positioning of morbidly obese patients during procedures that can impact their breathing. Who this helps: This helps doctors and healthcare providers working with obese patients during medical procedures.

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This study compared two different ways of improving how hospitals test for and refer patients with Lynch syndrome (a condition that increases cancer risk). Researchers looked at nearly 3,321 colorectal cancer patients across seven hospitals in Australia. They found that the plan based on medical theories slightly helped improve testing rates but didn’t show clear benefits overall, while it did significantly reduce the number of patients not receiving genetic referrals (with a 50% reduction for those with high-risk tumor test results). Who this helps: This research benefits doctors and healthcare systems working to implement effective cancer care strategies.

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This research looked at how different types of beehives—traditional wooden ones versus newer polyurethane (PU) hives—affect the wellbeing of honey bees. The study found that PU hives kept a higher internal temperature (34.3°C) and lost less weight (only 0.8 kg) compared to wooden hives, which lost 4.8 kg. This is important because it shows that PU hives can better protect bees from stress due to temperature fluctuations and adverse weather, which can support healthier bee colonies. Who this helps: This benefits beekeepers and honey bee populations.

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This study looked at a protein called SAMHD1 and its role in how SARS-CoV-2, the virus that causes COVID-19, infects lung cells. Researchers found that when they removed SAMHD1 from lung cells, the virus could not replicate effectively because the levels of ACE2, the receptor that SARS-CoV-2 uses to enter cells, were significantly lowered; specifically, ACE2 levels decreased at both the gene and protein levels. This discovery is important because it reveals a new way to potentially limit COVID-19 infection in lung cells. Who this helps: This benefits patients and healthcare providers by pointing toward new strategies for controlling SARS-CoV-2 infections.

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This study looked at how tau proteins behave in progressive supranuclear palsy (PSP), a brain disorder that involves the buildup of these proteins. Researchers used advanced imaging techniques to identify the unique shapes and distribution of tau filaments in PSP, which may affect how the disease spreads in the brain and how it shows up in PET scans. Understanding these differences is important for better diagnosing and monitoring PSP compared to other similar disorders. Who this helps: This benefits doctors and researchers studying brain diseases, as well as patients with PSP by improving their diagnosis and treatment options.

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This study looked at the global impact of chronic hepatitis B (HBV) and hepatitis C (HCV) in 2022 and assessed progress towards eliminating these diseases by 2030. It found that 254 million people had chronic HBV, while 50 million lived with HCV. Furthermore, there were over 2.2 million new infections and more than 1.3 million deaths due to these diseases in 2022, highlighting a significant public health threat, particularly in African regions where most new HBV infections occurred. Who this helps: This information benefits patients, healthcare providers, and policymakers working to improve access to hepatitis prevention and treatment.

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This study looked at the relationship between tweets about suicide and changes in suicide rates in Toronto after Canadian media efforts to manage the conversation around this topic. Researchers found that tweets encouraging action to prevent suicide, especially those from celebrities, were linked to an increase in suicides. In contrast, tweets that discussed support for specific at-risk groups or mentioned the 988 helpline were associated with a decrease in suicides. Overall, while harmful tweets increased suicides, there was not a lot of helpful content present. Who this helps: This research benefits mental health advocates, policymakers, and social media platforms in their efforts to support at-risk individuals.

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This study looked at patients with a sleep disorder called idiopathic REM sleep behavior disorder (iRBD) to see if changes in their walking patterns could predict their risk of developing conditions like Parkinson's disease or dementia. Researchers followed 68 iRBD patients for about 3.7 years and found that 21 of them went on to develop neurodegenerative diseases. They discovered that specific walking issues, such as shorter strides and irregular arm movements, were better at predicting conversion to Parkinson's disease than to dementia. Who this helps: This information benefits patients with iRBD and their doctors by providing a way to identify who might be at higher risk for developing more serious conditions.

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This study looked at how different types of green spaces, like trees, grass, and plants, around homes and schools affect the risk of children developing myopia (nearsightedness) in Hong Kong. They found that children who had more exposure to trees, grass, and plants were less likely to develop myopia, while being around fields was linked to a higher risk; specifically, children with more plants in their environment had a 11% lower chance of developing myopia over three years. Understanding these associations could help urban planners create environments that may reduce myopia in children. Who this helps: This benefits children and their parents, as well as urban planners and public health officials.

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This research focused on juvenile idiopathic arthritis (JIA), a common inflammatory disease in children, particularly looking at managing the more severe polyarticular type and related conditions. A diverse group of experts from 14 countries came together to create recommendations based on thorough review and discussion, resulting in 32 key statements that suggest practices different from Western guidelines. Notably, they recommend using methotrexate first before moving to more advanced treatments and emphasize the importance of physical therapy and alternative medicine options under supervision. Who this helps: This benefits children with JIA and their healthcare providers by improving treatment standards and access in the Asia-Pacific region.

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This study investigated changes in certain blood markers in people with isolated REM sleep behavior disorder (iRBD) to see if they could predict if these individuals would later develop more serious conditions known as α-synucleinopathies, which can lead to dementia. Researchers tracked 138 iRBD patients for about 3.67 years, finding that 34 of them progressed to dementia. They discovered that lower levels of uric acid and fasting blood glucose, along with higher levels of homocysteine, were linked to a higher risk of this progression. Who this helps: This research benefits patients with iRBD and their doctors by providing potential indicators for monitoring the risk of developing dementia.

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This study looked at a new cancer treatment called ZW191, which is designed to target a specific protein found on tumors, providing a more effective option for patients with certain types of cancer. ZW191 performed significantly better than an existing treatment, showing improved effectiveness against tumors with both high and low levels of this protein, particularly in cancers like ovarian and endometrial cancers. It also has a better tolerance profile, meaning patients are likely to experience fewer side effects, and can be safely combined with standard cancer treatments. Who this helps: This helps patients with ovarian cancer, endometrial cancer, lung cancer, and triple-negative breast cancer.

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This study examined a 54-year-old man with severe health issues, including advanced HIV and kidney disease, who developed a continuous air leak after being put on a breathing tube following a heart attack. Doctors found that the cause was a tracheoesophageal fistula (TEF), a rare condition where there’s an abnormal connection between the windpipe and the esophagus, which was confirmed through imaging and tests. Despite attempts to treat the problem, the man’s condition was so critical that his family decided to stop life support, highlighting the need for medical teams to consider TEF in patients with similar air leaks that don’t improve. Who this helps: This information benefits doctors treating critically ill patients on ventilators.

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This study looked at how effective an online approach for promoting and distributing HIV self-testing kits in India could be. Over a year, they reached more than 1.4 million people, leading to 1,190 registrations and 712 people successfully ordering a test kit. Results showed that 98.9% received follow-up support, and 1.8% tested positive, with 80% of those starting treatment; overall, most users (95.9%) found the kits easy to use. Who this helps: This helps individuals at risk of HIV, especially men who have sex with men and younger people, by making testing more accessible.

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This study looked at genetic changes in the LRRK2 gene among over 20,000 people in China, including nearly 7,600 with Parkinson's disease. Researchers found that specific harmful variants were much more common in Parkinson's patients (0.71%) compared to healthy individuals (0.11%) and those with essential tremor (0.19%). Understanding these genetic links is important because it could lead to better treatment options tailored to individual patients based on their genetic makeup. Who this helps: This helps patients with Parkinson's disease and their doctors.

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This research paper looks at how 3D printing could change the way medicines are made and prescribed, moving away from the standard approach that treats everyone the same. The study found that 3D printing can create customized medications tailored to individual patient needs, which could improve healthcare outcomes and make pharmacy practice more innovative. For example, it can produce pills with the exact doses patients require or combine multiple medications into one tablet. Who this helps: This benefits patients who need personalized treatments and pharmacists who will have new roles in healthcare.

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This study looked at how often doctors use a specific technique called tibial access when treating patients with painful leg cramps caused by poor blood circulation, known as intermittent claudication. Out of over 107,000 cases analyzed, only about 4,200 used tibial access, and it was more commonly found in outpatient settings and among certain racial groups. The research found that patients who had tibial access were much more likely to receive additional procedures on their leg arteries, which raises concerns about whether this method is being used appropriately based on existing medical guidelines.

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This study looked at how certain bacteria can survive harsh conditions in the mouth after dental treatments and how they affect the body's immune response. Researchers found that membrane vesicles (tiny bubbles of material released by the bacteria) produced at pH levels of 7.0 and 9.0 help these bacteria resist stressful environments, like high salt levels and treatments meant to kill them. They also discovered that these vesicles can influence immune cells, making them more inflammatory and activating many related genes. Who this helps: This research is beneficial for patients dealing with persistent dental infections and their doctors, as it deepens the understanding of bacterial behavior and immune responses.

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This study looked at how men and women experience possible REM sleep behavior disorder (pRBD), a condition linked to brain diseases, by surveying over 7,300 older adults in Beijing. They found that about 3% of the participants had pRBD, with women making up 60% of those cases; women were more likely to have lower education levels, higher body weight, and certain health issues, while men were more likely to hurt themselves or their partners during sleep. These findings matter because they reveal important differences between sexes that could affect diagnosis and treatment, highlighting the need for more tailored healthcare approaches. Who this helps: This research benefits both patients with sleep disorders and healthcare providers.

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This paper studied new antibody treatments for high cholesterol, particularly focusing on two types called alirocumab and evolocumab, which are effective for patients who can't reach cholesterol goals with traditional medications like statins. These new treatments have been shown to significantly lower LDL cholesterol and reduce heart problems in high-risk patients, with new antibodies also being developed that have the potential for even less frequent dosing. This matters because it offers more options for patients whose cholesterol levels are difficult to control, providing hope for better heart health. Who this helps: This helps patients with high cholesterol, especially those unable to achieve their targets with standard treatments.

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This study looked at how the cancer drug bevacizumab behaves in the bodies of children compared to adults. Researchers created a model that takes into account differences in age-related body functions and found that the drug's behavior in children, aged six months to 18 years, closely matched what was observed in adults. This is important because it helps ensure that young patients receive the right dosage and care when using this drug. Who this helps: This helps pediatric patients and their doctors in determining safe and effective treatments for cancer.

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This research studied the damage to nerve cells in people recently infected with HIV and how starting treatment with antiretroviral therapy (ART) impacts this injury. The study found that nerve cell damage was higher in these individuals compared to those without HIV, with 15% showing significant damage at the early stage of infection, which decreased to 7% after treatment. This matters because it shows that even with early treatment, some brain injury from HIV infection may still occur, indicating that better strategies are needed. Who this helps: This helps patients with HIV and their healthcare providers.

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This study looked at how tiny particles known as small extracellular vesicles (sEVs) from human umbilical cord stem cells, when pre-treated with a compound called salidroside, can help repair damage to the blood-spinal cord barrier after spinal cord injuries in mice. The researchers found that these salidroside-pretreated sEVs significantly improved the repair process and motor function in the mice, by reducing barrier leakage and inflammation. This is important because it shows a promising new way to treat spinal cord injuries, which can lead to better recovery for patients. Who this helps: This benefits patients with spinal cord injuries.

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This study looked at how a protein called SAMHD1 affects the ability of the SARS-CoV-2 virus to infect lung cells. The researchers found that in specific lung cells (called Calu-3 cells), SAMHD1 boosts the production of ACE2, a receptor that the virus uses to enter cells. When SAMHD1 was removed from these cells, ACE2 levels dropped, and the virus had a harder time infecting them. Who this helps: This research benefits doctors and scientists working to understand and treat COVID-19 by identifying potential targets for new therapies.

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This study looked at how cinacalcet, a drug generally used to treat high calcium levels in some patients, impacts certain mouse cells that line blood vessels. Researchers found that at doses of 18 micromolar or higher, cinacalcet caused these cells to stop growing and even die by making their membranes leak and disrupting their function. This is important because stopping blood vessel growth can help slow down tumor growth in cancer patients. Who this helps: This benefits cancer patients by potentially providing a new way to limit tumor growth.

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This study compared two ways of implementing genetic testing for Lynch syndrome in patients: one based on research theory and another based on intuition. The researchers found that the theory-based approach improved referrals for high-risk patients and, over five years, actually cost A$ 0.75 less per patient than the intuition-based approach. Although it increased overall health system costs by A$ 103.74 per colorectal cancer patient, it led to fewer deaths from colorectal cancer and the gain of more life-years, proving to be a cost-effective strategy. Who this helps: This helps patients at risk for Lynch syndrome by improving access to necessary genetic testing and reducing cancer-related deaths.

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This study looked at how a special cold plasma treatment can improve the properties of fava bean protein, making it more useful for food products. Researchers found that this treatment changed the protein structure, increasing certain components by up to 66%, and made the protein easier to use in 3D printing, resulting in stronger and more precise food structures. These improvements matter because they can lead to better quality plant-based foods that are healthier and more appealing to consumers. Who this helps: This benefits food manufacturers and consumers looking for nutritious plant-based options.

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This study focused on a cancer treatment called atezolizumab, which needed a new test to check for drug tolerance due to a change in how it’s given to patients (now by injection instead of infusion). The researchers found a new type of testing method that successfully showed the treatment maintained proper tolerance levels without needing to completely redesign the current test. This matters because it helps ensure patient safety and treatment effectiveness while avoiding delays in ongoing clinical trials. Who this helps: This helps patients receiving atezolizumab and the doctors managing their treatment.

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This study looked at how depression affects the brain in patients with Parkinson's disease. Researchers found that depressed patients had lower levels of certain brain chemicals in specific areas compared to non-depressed patients, and those with more severe depression showed even greater chemical loss. Interestingly, while the chemical levels were low, there was also increased activity in certain brain connections related to motivation and reward, suggesting a complex relationship between depression and brain function in these patients. Who this helps: This research benefits patients with Parkinson's disease and depression, as it highlights areas for potential new treatments.

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This study looked at the issue of frailty in patients with Sjögren's disease, a condition that affects the immune system. Researchers found that 27% of the 180 hospitalized patients were considered frail, and 49% were in a pre-frail state. They also discovered that higher levels of inflammation and more active disease increased the risk of being frail. This matters because recognizing frailty can help doctors better support these patients and improve their care. Who this helps: Patients with Sjögren's disease.