https://www.sciencedaily.com/news/health_medicine/prostate_cancer/ Learn the symptoms of prostate cancer. Read current medical research on new treatment options, vaccines, surgery and prevention. en-us Tue, 10 Mar 2026 06:56:16 EDT Tue, 10 Mar 2026 06:56:16 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/health_medicine/prostate_cancer/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/03/260303201807.htm Researchers at Kobe University have developed an AI system that can detect acromegaly, a rare hormone disorder, by analyzing photos of the back of the hand and a clenched fist. The disease often develops slowly and can take years to diagnose, even though untreated cases may shorten life expectancy. Wed, 04 Mar 2026 11:59:51 EST https://www.sciencedaily.com/releases/2026/03/260303201807.htm https://www.sciencedaily.com/releases/2026/03/260303050624.htm Scientists have identified a crucial molecular switch that decides whether pancreatic cancer cells resist chemotherapy or respond to it. The key player, a gene called GATA6, keeps tumours in a more structured and treatable form—but it gets shut down by an overactive KRAS-driven pathway. When researchers blocked that pathway, GATA6 levels rebounded and cancer cells became more sensitive to chemo. The discovery could help turn some of the toughest pancreatic tumours into ones doctors can better control. Tue, 03 Mar 2026 11:33:04 EST https://www.sciencedaily.com/releases/2026/03/260303050624.htm https://www.sciencedaily.com/releases/2026/02/260213223918.htm Scientists at Michigan State University have uncovered the molecular “switch” that powers sperm for their final, high-speed dash toward an egg. By tracking how sperm use glucose as fuel, the team discovered how dormant cells suddenly flip into overdrive, burning energy in a carefully controlled, multi-step process. A key enzyme, aldolase, helps convert sugar into the burst of power needed for fertilization, while other enzymes act like traffic controllers directing the flow of fuel. Sat, 14 Feb 2026 10:47:27 EST https://www.sciencedaily.com/releases/2026/02/260213223918.htm https://www.sciencedaily.com/releases/2026/02/260209064254.htm Scientists have discovered why ovarian cancer spreads so rapidly through the abdomen. Cancer cells enlist normally protective abdominal cells, forming mixed groups that work together to invade new tissue. These helper cells lead the way, allowing cancer to spread faster and resist chemotherapy. The findings uncover a critical weakness that future treatments may target. Mon, 09 Feb 2026 06:51:03 EST https://www.sciencedaily.com/releases/2026/02/260209064254.htm https://www.sciencedaily.com/releases/2026/02/260206012229.htm Colorectal cancer has long baffled scientists because, unlike most tumors, patients often do better when their cancers are packed with immune-suppressing regulatory T cells. New research finally explains why. Scientists discovered that these T cells aren’t all the same: one subtype actually helps keep tumors in check, while another shields cancer from immune attack. The balance between these “good” and “bad” cells can determine whether a tumor grows or shrinks. Fri, 06 Feb 2026 11:03:34 EST https://www.sciencedaily.com/releases/2026/02/260206012229.htm https://www.sciencedaily.com/releases/2026/01/260129080432.htm Researchers have discovered how pancreatic cancer reprograms its surroundings to spread quickly and stealthily. By using a protein called periostin, the tumor remodels nearby tissue and invades nerves, which helps cancer cells travel and form metastases. This process also creates a tough, fibrous barrier that makes treatments less effective. Targeting periostin could help stop this invasion before it starts. Fri, 30 Jan 2026 07:44:14 EST https://www.sciencedaily.com/releases/2026/01/260129080432.htm https://www.sciencedaily.com/releases/2026/01/260128075332.htm Scientists at Mount Sinai have unveiled a bold new way to fight metastatic cancer by turning the tumor’s own defenses against it. Instead of attacking cancer cells head-on, the experimental immunotherapy targets macrophages—immune cells that tumors hijack to shield themselves from attack. By eliminating or reprogramming these “bodyguards,” the treatment cracks open the tumor’s protective barrier and allows the immune system to flood in and destroy the cancer. Fri, 30 Jan 2026 01:05:29 EST https://www.sciencedaily.com/releases/2026/01/260128075332.htm https://www.sciencedaily.com/releases/2026/01/260122074030.htm Researchers have identified a promising new weapon against triple-negative breast cancer, one of the most aggressive forms of the disease. An experimental antibody targets a protein that fuels tumor growth and shuts down immune defenses, effectively turning the immune system back on. In early tests, the treatment slowed tumor growth, reduced lung metastases, and destroyed chemotherapy-resistant cancer cells. Thu, 22 Jan 2026 23:43:30 EST https://www.sciencedaily.com/releases/2026/01/260122074030.htm https://www.sciencedaily.com/releases/2026/01/260120000323.htm Ibuprofen may be doing more than easing aches and pains—it could also help reduce the risk of some cancers. Studies have linked regular use to lower rates of endometrial and bowel cancer, likely because the drug dampens inflammation that fuels tumor growth. Researchers have even found it can interfere with genes cancer cells rely on to survive. Still, experts warn that long-term use carries risks and shouldn’t replace proven prevention strategies. Tue, 20 Jan 2026 03:47:11 EST https://www.sciencedaily.com/releases/2026/01/260120000323.htm https://www.sciencedaily.com/releases/2026/01/260115022808.htm A vitamin A byproduct has been found to quietly disarm the immune system, allowing tumors to evade attack and weakening cancer vaccines. Scientists have now developed a drug that shuts down this pathway, dramatically boosting immune responses and slowing cancer growth in preclinical studies. Fri, 16 Jan 2026 06:06:55 EST https://www.sciencedaily.com/releases/2026/01/260115022808.htm https://www.sciencedaily.com/releases/2025/12/251228020016.htm Researchers discovered that clogged brain “drains” show up early in people at risk of Alzheimer’s disease. These blockages, easily seen on standard MRI scans, are tied to toxic protein buildup linked to memory loss and cognitive decline. In some cases, they may signal Alzheimer’s earlier than other commonly used brain markers. This could help physicians detect the disease earlier, before irreversible damage sets in. Sat, 03 Jan 2026 00:45:11 EST https://www.sciencedaily.com/releases/2025/12/251228020016.htm https://www.sciencedaily.com/releases/2025/12/251228020010.htm A randomized trial from Vanderbilt-Ingram Cancer Center reveals that magnesium may be the missing key to keeping vitamin D levels in balance. The study found that magnesium raised vitamin D in people who were deficient while dialing it down in those with overly high levels—suggesting a powerful regulating effect. This could help explain why vitamin D supplements don’t work the same way for everyone and why past studies linking vitamin D to cancer and heart disease have produced mixed results. Sun, 28 Dec 2025 02:00:10 EST https://www.sciencedaily.com/releases/2025/12/251228020010.htm https://www.sciencedaily.com/releases/2025/12/251226045343.htm Vitamin C doesn’t just belong in skincare products—it works even better when you eat it. Scientists discovered that vitamin C from food travels through the bloodstream into every layer of the skin, boosting collagen and skin renewal. People who ate two vitamin C–packed kiwifruit daily showed thicker, healthier skin. The findings suggest glowing skin really does start from within. Fri, 26 Dec 2025 11:18:28 EST https://www.sciencedaily.com/releases/2025/12/251226045343.htm https://www.sciencedaily.com/releases/2025/12/251223043940.htm A new imaging technology can distinguish cancerous tissue from healthy cells by detecting ultra-weak light signals. It relies on nanoparticles that bind to tumor markers, making cancerous areas easier to identify. The system is far more sensitive than existing tools and could speed up cancer screening. Scientists believe it may help detect tumors earlier and reduce delays in diagnosis. Tue, 23 Dec 2025 07:03:08 EST https://www.sciencedaily.com/releases/2025/12/251223043940.htm https://www.sciencedaily.com/releases/2025/12/251209043050.htm New research is challenging one of medicine’s oldest assumptions: that cancer must be attacked to be cured. By treating glioblastoma patients with a simple combination of resveratrol and copper, the researchers found dramatic reductions in tumor aggressiveness, cancer biomarkers, immune checkpoints, and stem-cell–related markers—all without side effects. Their approach focuses on “healing” tumors by eliminating harmful cell-free chromatin particles released from dying cancer cells, which normally inflame and worsen the disease. The findings hint at a future where inexpensive nutraceuticals could transform cancer therapy. Wed, 10 Dec 2025 03:56:21 EST https://www.sciencedaily.com/releases/2025/12/251209043050.htm https://www.sciencedaily.com/releases/2025/11/251117095637.htm Scientists used CRISPR to disable the NRF2 gene, restoring chemotherapy sensitivity in lung cancer cells and slowing tumor growth. The technique worked even when only a fraction of tumor cells were edited, making it practical for real-world treatment. Since NRF2 fuels resistance in several cancers, the approach could have broad impact. Mon, 17 Nov 2025 10:40:18 EST https://www.sciencedaily.com/releases/2025/11/251117095637.htm https://www.sciencedaily.com/releases/2025/11/251110021043.htm Intermountain Health researchers discovered that customizing vitamin D3 doses for heart attack survivors slashed their risk of another heart attack by 50%. The strategy involved frequent monitoring and dose adjustments to reach ideal vitamin D levels. Traditional studies didn’t track blood levels, missing this critical link. Mon, 10 Nov 2025 07:45:02 EST https://www.sciencedaily.com/releases/2025/11/251110021043.htm https://www.sciencedaily.com/releases/2025/10/251022023132.htm A study found that daily vitamin D supplements helped slow telomere shortening—the cellular process linked to aging and disease. Researchers believe its anti-inflammatory effects may protect DNA. While results are promising, the ideal dose remains unclear, and experts stress that lifestyle choices still matter most for longevity. Wed, 22 Oct 2025 08:30:35 EDT https://www.sciencedaily.com/releases/2025/10/251022023132.htm https://www.sciencedaily.com/releases/2025/10/251019120513.htm Groundbreaking research shows that as men age, harmful genetic mutations in sperm become more common—not just from random chance, but because some are naturally favored. Advanced sequencing revealed dozens of genes under selective pressure, many linked to serious disorders. The work reveals how evolution inside the testes can quietly shape the next generation’s genetic health. Sun, 19 Oct 2025 23:37:32 EDT https://www.sciencedaily.com/releases/2025/10/251019120513.htm https://www.sciencedaily.com/releases/2025/10/251014014312.htm Researchers have synthesized enhanced vitamin K analogues that outperform natural vitamin K in promoting neuron growth. The new compounds, which combine vitamin K with retinoic acid, activate the mGluR1 receptor to drive neurogenesis. They also efficiently cross the blood-brain barrier and show stability in vivo. This discovery could pave the way for regenerative treatments for Alzheimer’s and related diseases. Tue, 14 Oct 2025 11:08:36 EDT https://www.sciencedaily.com/releases/2025/10/251014014312.htm https://www.sciencedaily.com/releases/2025/10/251004092911.htm Scientists discovered that vitamin D2 supplements can lower levels of vitamin D3, the form the body uses most effectively. Unlike D2, vitamin D3 enhances the immune system’s first line of defense against infections. This raises questions about which type of supplement should be prioritized. Sat, 04 Oct 2025 11:34:43 EDT https://www.sciencedaily.com/releases/2025/10/251004092911.htm https://www.sciencedaily.com/releases/2025/09/250928095627.htm Human fertility hinges on a delicate molecular ballet that begins even before birth. UC Davis researchers have uncovered how special protein networks safeguard chromosomes as eggs and sperm form, ensuring genetic stability across generations. Using yeast as a model, they revealed how crossovers between chromosomes are protected for decades in female eggs, preventing errors that could lead to infertility, miscarriage, or conditions like Down syndrome. Sun, 28 Sep 2025 22:37:58 EDT https://www.sciencedaily.com/releases/2025/09/250928095627.htm https://www.sciencedaily.com/releases/2025/08/250816113522.htm Scientists have engineered a groundbreaking cancer treatment that uses bacteria to smuggle viruses directly into tumors, bypassing the immune system and delivering a powerful one-two punch against cancer cells. The bacteria act like Trojan horses, carrying viral payloads to cancer’s core, where the virus can spread and destroy malignant cells. Built-in safety features ensure the virus can’t multiply outside the tumor, offering a promising pathway for safe, targeted therapy. Sun, 17 Aug 2025 10:28:53 EDT https://www.sciencedaily.com/releases/2025/08/250816113522.htm https://www.sciencedaily.com/releases/2025/08/250814094651.htm Arizona State University scientists have unveiled NasRED, a revolutionary one-drop blood test that can detect diseases like COVID-19, Ebola, HIV, and Lyme with incredible speed and precision. Using gold nanoparticles to spot microscopic disease markers, the device delivers results in just 15 minutes—outperforming traditional lab tests in sensitivity, speed, and affordability. Portable and costing only $2 per test, it could be deployed from remote clinics to urban hospitals, offering a lifeline for early detection and outbreak control worldwide. Fri, 15 Aug 2025 23:54:52 EDT https://www.sciencedaily.com/releases/2025/08/250814094651.htm https://www.sciencedaily.com/releases/2025/08/250805041619.htm Pancreatic cancer cells are known for being hard to treat, partly because they change the environment around them to block drugs and immune cells. Scientists discovered that these tumors use a scavenging process—called macropinocytosis—to pull nutrients from nearby tissue and keep growing. By blocking this process in mice, researchers were able to change the tumor’s environment, making it softer, less dense, and easier for immune cells and therapies to reach. Tue, 05 Aug 2025 23:17:12 EDT https://www.sciencedaily.com/releases/2025/08/250805041619.htm https://www.sciencedaily.com/releases/2025/08/250803011826.htm Scientists have found a way to supercharge lung cancer treatment by transplanting healthy mitochondria into tumors, which both boosts immune response and makes chemotherapy far more effective. By combining this novel method with cisplatin, researchers reversed harmful tumor metabolism and empowered immune cells to fight back, all without added toxicity. Sun, 03 Aug 2025 04:12:15 EDT https://www.sciencedaily.com/releases/2025/08/250803011826.htm https://www.sciencedaily.com/releases/2025/06/250616040226.htm A new survey shows most Americans wrongly think testicular cancer is an older man's issue, despite it most commonly affecting men aged 20 40. Early detection is key but misconceptions about symptoms and screening remain widespread. Mon, 16 Jun 2025 04:02:26 EDT https://www.sciencedaily.com/releases/2025/06/250616040226.htm https://www.sciencedaily.com/releases/2025/06/250609060137.htm A breakthrough study from Keck Medicine of USC may have found a powerful new triple therapy for glioblastoma, one of the deadliest brain cancers. By combining Tumor Treating Fields (TTFields), which deliver electric waves into tumors, with immunotherapy and chemotherapy, researchers saw a major boost in survival. Mon, 09 Jun 2025 06:01:37 EDT https://www.sciencedaily.com/releases/2025/06/250609060137.htm https://www.sciencedaily.com/releases/2025/05/250529124620.htm Current regulations for nanomedicines overlook the effects of the different forms of the same element, such as ions, nanoparticles, and aggregates. In a recent study, researchers developed a new analytical method combining an asymmetric flow field-flow fractionation system and mass spectrometry to separately quantify these forms. This technique allows for better quality control and safety evaluation of metal-based nanomedicines, promoting their development and clinical use, with applications also extending to food, cosmetics, and the environment. Thu, 29 May 2025 12:46:20 EDT https://www.sciencedaily.com/releases/2025/05/250529124620.htm https://www.sciencedaily.com/releases/2025/05/250527124537.htm A biobank for pediatric kidney tumors plays a key role in identifying hereditary causes of Wilms tumors. New insights gained with its help enable better risk assessment for affected families and could form the basis for targeted screening and improved early detection. Tue, 27 May 2025 12:45:37 EDT https://www.sciencedaily.com/releases/2025/05/250527124537.htm https://www.sciencedaily.com/releases/2025/05/250520121154.htm Head and neck cancer researchers are reporting the development and testing of HPV-DeepSeek, a novel liquid biopsy assay. In their new study, HPV-DeepSeek achieved 99% sensitivty and specifity for diagnosing HPV-associated head and neck cancers, outperforming standard of care methods. HPV causes about 70% of oropharyngeal cancers in the U.S., which are increasing in incidence faster than other head and neck cancers. Tue, 20 May 2025 12:11:54 EDT https://www.sciencedaily.com/releases/2025/05/250520121154.htm https://www.sciencedaily.com/releases/2025/05/250515131836.htm A new, incision-free technique developed at UVA Health to treat debilitating brain lesions called cerebral cavernous malformations, or cavernomas, has shown great promise in early testing, halting the growth of the lesions almost entirely. Thu, 15 May 2025 13:18:36 EDT https://www.sciencedaily.com/releases/2025/05/250515131836.htm https://www.sciencedaily.com/releases/2025/05/250514180917.htm New research shows that regular exercise can help maintain Vitamin D levels during the darker months. Wed, 14 May 2025 18:09:17 EDT https://www.sciencedaily.com/releases/2025/05/250514180917.htm https://www.sciencedaily.com/releases/2025/05/250514164330.htm Scientists have created a new nanoparticle that could make ultrasound-based cancer treatments more effective and safer, while also helping prevent tumors from coming back. To make the therapy even more powerful, the scientists also attached a potent chemotherapy drug to the peptide on the nanoparticle's surface. The ultrasound physically destroys the tumor, and the drug helps eliminate any leftover cancer cells that might cause the tumor to return. Wed, 14 May 2025 16:43:30 EDT https://www.sciencedaily.com/releases/2025/05/250514164330.htm https://www.sciencedaily.com/releases/2025/05/250508161144.htm Cryptic peptides, which are expressed in pancreatic cancer cells, could be promising targets for T-cell therapies that attack pancreatic tumors, according to a new study. Thu, 08 May 2025 16:11:44 EDT https://www.sciencedaily.com/releases/2025/05/250508161144.htm https://www.sciencedaily.com/releases/2025/04/250424165403.htm 'Cold' tumors are resistant to common immunotherapies. Researchers have uncovered a master regulator that can be manipulated to prevent tumor growth in mice. Thu, 24 Apr 2025 16:54:03 EDT https://www.sciencedaily.com/releases/2025/04/250424165403.htm https://www.sciencedaily.com/releases/2025/04/250416164526.htm A team of researchers has identified a promising new approach that may one day help to restore vision in people affected by macular degeneration and other retinal disorders. Wed, 16 Apr 2025 16:45:26 EDT https://www.sciencedaily.com/releases/2025/04/250416164526.htm https://www.sciencedaily.com/releases/2025/04/250403143847.htm Researchers developed a manufacturing technique that rapidly generates large quantities of nanoparticles coated with drug-delivering polymers, which hold great potential for treating cancer. The particles can be targeted directly to tumors, where they release their payload while avoiding many of the side effects of traditional chemotherapy. Thu, 03 Apr 2025 14:38:47 EDT https://www.sciencedaily.com/releases/2025/04/250403143847.htm https://www.sciencedaily.com/releases/2025/03/250324181533.htm The success of in vitro fertilization depends on many factors, one of which is sperm viability. A recent study documents a new way to select viable sperm and prolong their viability in the laboratory, reducing one source of variability during the process. Mon, 24 Mar 2025 18:15:33 EDT https://www.sciencedaily.com/releases/2025/03/250324181533.htm https://www.sciencedaily.com/releases/2025/03/250319172905.htm New magnetic nanoparticles in the shape of a cube sandwiched between two pyramids represent a breakthrough for treating ovarian tumors and possibly other types of cancer. Wed, 19 Mar 2025 17:29:05 EDT https://www.sciencedaily.com/releases/2025/03/250319172905.htm https://www.sciencedaily.com/releases/2025/03/250306123257.htm Cancer treatment has advanced significantly, focusing on targeted approaches that destroy tumor cells while sparing healthy tissue. Researchers have developed magnetic nanoparticles that can be directed to tumors using a magnet and then heated with a laser to destroy cancer cells. In mouse models, this targeted technique successfully eliminated tumors entirely. This innovative method provides a more precise and less toxic alternative to traditional treatments, paving the way for more effective cancer therapies. Thu, 06 Mar 2025 12:32:57 EST https://www.sciencedaily.com/releases/2025/03/250306123257.htm https://www.sciencedaily.com/releases/2025/03/250303191303.htm Researchers found that TEX38 and ZDHHC19 co-localize on the plasma membrane of spermatids and mediate S-palmitoylation of ARRDC5, a crucial protein for spermatogenesis. Disrupting either TEX38 or ZDHHC19 inhibited cytoplasm removal from the sperm head, resulting in deformed sperm and infertility in a male mouse model. Mon, 03 Mar 2025 19:13:03 EST https://www.sciencedaily.com/releases/2025/03/250303191303.htm https://www.sciencedaily.com/releases/2025/03/250303191259.htm A research team has uncovered how a naturally occurring biological mechanism found in mammals is able to prevent sperm cells from interacting with an egg, preventing fertilization. The discovery, identified in rodent models, offers a new path for scientific research to help people grappling with infertility issues, while also opening a new line of study for developing contraceptive therapies. Mon, 03 Mar 2025 19:12:59 EST https://www.sciencedaily.com/releases/2025/03/250303191259.htm https://www.sciencedaily.com/releases/2025/02/250224155104.htm Researchers have uncovered a surprising layer of complexity in aldosterone-producing adenomas -- adrenal gland tumors that drive high blood pressure. Using cutting-edge analysis techniques, they discovered that these tumors harbor at least four distinct cell types, including ones that produce cortisol, the body's main stress hormone. Their findings not only explain why some patients with these tumors develop unexpected health issues, like weakened bones, but also pave the way toward new treatment strategies. Mon, 24 Feb 2025 15:51:04 EST https://www.sciencedaily.com/releases/2025/02/250224155104.htm https://www.sciencedaily.com/releases/2025/02/250221125757.htm Using the microscopic structures found on the wings of the Morpho butterfly, researchers have developed a simple and inexpensive way to analyze cancer biopsy samples that could make cancer diagnosis faster, more accurate and more accessible worldwide. Fri, 21 Feb 2025 12:57:57 EST https://www.sciencedaily.com/releases/2025/02/250221125757.htm https://www.sciencedaily.com/releases/2025/02/250213144326.htm Testosterone treatment significantly reduces mortality among men with Klinefelter syndrome. Researcher calls for changes in guidelines to ensure more patients receive the necessary treatment. Thu, 13 Feb 2025 14:43:26 EST https://www.sciencedaily.com/releases/2025/02/250213144326.htm https://www.sciencedaily.com/releases/2025/02/250211134138.htm Scientists have developed an innovative method for growing brain tumors of individual patients in the laboratory that mimic the original structure and the molecular property of the parental tumor as closely as possible. Drug tests in this model were found to correlate very well with actual patient responses, making it a valuable method for investigating therapies. Tue, 11 Feb 2025 13:41:38 EST https://www.sciencedaily.com/releases/2025/02/250211134138.htm https://www.sciencedaily.com/releases/2025/02/250210133016.htm Breast cancers at all stages are defined by the structure of their genomes, researchers find. Targeting these processes early is likely to offer unexpected therapeutic avenues. Mon, 10 Feb 2025 13:30:16 EST https://www.sciencedaily.com/releases/2025/02/250210133016.htm https://www.sciencedaily.com/releases/2025/02/250207133429.htm A type of aggressive, treatment-resistant brain tumor has a distinct population of immune cells that support its growth, according to new research. Fri, 07 Feb 2025 13:34:29 EST https://www.sciencedaily.com/releases/2025/02/250207133429.htm https://www.sciencedaily.com/releases/2025/02/250203141805.htm Maternal vitamin D levels in the first trimester were related to both prenatal growth and pregnancy outcomes, according to a new study. Low vitamin D levels during the first trimester of pregnancy were associated with higher rates of preterm birth and decreased fetal length. Mon, 03 Feb 2025 14:18:05 EST https://www.sciencedaily.com/releases/2025/02/250203141805.htm https://www.sciencedaily.com/releases/2025/02/250203141800.htm The incidence of advanced prostate cancer in California rose markedly in the decade since doctors stopped routinely screening all men for the disease, according to a new study. Mon, 03 Feb 2025 14:18:00 EST https://www.sciencedaily.com/releases/2025/02/250203141800.htm https://www.sciencedaily.com/releases/2025/01/250128124317.htm A team of researchers has developed a novel method to enhance the precision of cancer treatment using gold nanoparticles tagged with DNA barcodes. Tue, 28 Jan 2025 12:43:17 EST https://www.sciencedaily.com/releases/2025/01/250128124317.htm https://www.sciencedaily.com/releases/2025/01/250123163201.htm Researchers have uncovered which genes on the Y chromosome regulate the development of sperm and impact fertility in male mice. This research could help us understand why some men don't produce enough sperm and are infertile. Thu, 23 Jan 2025 16:32:01 EST https://www.sciencedaily.com/releases/2025/01/250123163201.htm https://www.sciencedaily.com/releases/2025/01/250103125032.htm Tumor cells circulating in the blood are the 'germ cells' of breast cancer metastases. They are very rare and could not be propagated in the culture dish until now, which made research into therapy resistance difficult. A team has now succeeded for the first time in cultivating stable tumor organoids directly from blood samples of breast cancer patients. Using these mini-tumors, the researchers were able to decipher a molecular signaling pathway that ensures the cancer cells' survival and resistance to therapy. With this knowledge, the team was able to develop an approach to specifically eliminate these tumor cells in lab experiments. Fri, 03 Jan 2025 12:50:32 EST https://www.sciencedaily.com/releases/2025/01/250103125032.htm https://www.sciencedaily.com/releases/2024/12/241219152421.htm There are several strategies for the early detection of prostate cancer. The first step is often a blood test for prostate-specific antigen (PSA). If PSA levels exceed a certain threshold, the next step typically involves taking a tissue sample for analysis. Another option is to use magnetic resonance imaging (MRI) to search for signs of a tumor before deciding whether a biopsy is necessary, reserving biopsies only for cases where abnormalities are detected. Researchers at conducted a study to determine whether this MRI-first approach is safe over the long term. Their findings show that this strategy poses no additional risk to patients for at least three years. Thu, 19 Dec 2024 15:24:21 EST https://www.sciencedaily.com/releases/2024/12/241219152421.htm https://www.sciencedaily.com/releases/2024/12/241211124716.htm Many vitamins are produced in chemical factories, often synthetically, but researchers have succeeded in developing a natural and simple method for producing vitamin B2: by gently heating lactic acid bacteria. This could be a game-changer in developing countries, where many suffer from vitamin B2 deficiency, enabling fortification with B2 directly in local kitchens. Wed, 11 Dec 2024 12:47:16 EST https://www.sciencedaily.com/releases/2024/12/241211124716.htm https://www.sciencedaily.com/releases/2024/12/241209122554.htm Researchers used lab-grown organoids created from tumors of individuals with glioblastoma (GBM) to accurately model a patient's response to CAR T cell therapy in real time. The organoid's response to therapy mirrored the response of the actual tumor in the patient's brain. That is, if the tumor-derived organoid shrunk after treatment, so did the patient's actual tumor. Mon, 09 Dec 2024 12:25:54 EST https://www.sciencedaily.com/releases/2024/12/241209122554.htm https://www.sciencedaily.com/releases/2024/12/241205142537.htm Improvements in cancer prevention and screening have averted more deaths from five cancer types combined over the past 45 years than treatment advances, according to a modeling study. The study looked at deaths from breast, cervical, colorectal, lung, and prostate cancer that were averted by the combination of prevention, screening, and treatment advances. Thu, 05 Dec 2024 14:25:37 EST https://www.sciencedaily.com/releases/2024/12/241205142537.htm https://www.sciencedaily.com/releases/2024/12/241203154339.htm Using significantly higher doses of vitamin D than recommended for five years did not affect the incidence of type 2 diabetes in elderly men and women, according to a new study. Tue, 03 Dec 2024 15:43:39 EST https://www.sciencedaily.com/releases/2024/12/241203154339.htm https://www.sciencedaily.com/releases/2024/12/241202123534.htm In June of 2024, the Endocrine Society, influenced by a substantial body of research conducted in recent years, published new clinical practice guidelines for the testing and supplementation of Vitamin D for the prevention of disease. These new recommendations included limiting vitamin D supplementation beyond the daily recommended intake to specific risk groups and advised against routine 25-hydroxyvitamin D [25(OH)D] testing in healthy individuals. Mon, 02 Dec 2024 12:35:34 EST https://www.sciencedaily.com/releases/2024/12/241202123534.htm