Articles tagged with Colon Cancer
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Researchers found that people with a family history of colon cancer were more likely to have high-risk diets, including cooked red meat and low folate levels. Modification of these factors could provide broad benefits for individuals with a family history, regardless of their genes.
A study found that colonoscopy perforation rates are twice as high as those of sigmoidoscopy. The risk of perforation from sigmoidoscopy was about half that of colonoscopy, with 5% of perforations resulting in death within 14 days.
Research found that people with a specific iron overload gene mutation are at higher risk of developing colon cancer, especially with increasing age and iron intake. The study analyzed DNA samples from over 1,300 adults and found a significant association between HFE gene mutations and an increased risk of colon cancer.
Breast cancer patients with HER-2/neu overexpression have lower hormone receptor levels, affecting treatment response. HFE gene mutations increase colon cancer risk in the US population.
Screening for colorectal cancer is vital for early detection, with a significant reduction in mortality rates associated with early detection. Current techniques like colonoscopy are effective but expensive, prompting the need for alternative methods.
Researchers found that smoking is an important risk factor for developing colorectal polyps, with smokers being more likely to have larger polyps and a greater potential for malignancy. The study suggests that physicians should consider performing screening colonoscopy in current smokers before age 50.
A new study found that genetic test results for HNPCC may motivate colonoscopy screening among those who test positive, increasing screening rates. The American Association for Cancer Research recommends more targeted training on screening recommendations for underserved communities.
Dr. Albert de la Chapelle, an Ohio State University scientist, has spent 40 years studying the complex relationship between genetic mutation and disease. He has made groundbreaking discoveries on inherited diseases, including leukemia and lymphoma, as well as rare disorders like diastrophic dysplasia and Usher syndrome.
The University of Pittsburgh Cancer Institute has discovered three proteins present in liver tissue from colon cancer patients that are not found in normal liver tissue. The findings hold promise for developing a more sensitive tumor marker for early detection and predicting potential recurrence.
A study published in Science reveals a new risk factor for colon cancer, associated with the Bloom syndrome gene mutation. Researchers found that individuals carrying the mutated gene had nearly three times the risk of developing colon cancer compared to those without the mutation.
Researchers discovered a possible novel pathway for colon cancer in humans, associated with a single BLM mutation. The study found that almost two percent of patients with colon cancer carried the BLMAsh mutation, compared to less than one percent of healthy individuals.
Research studies found small but statistically significant increases in cancer risks among BRCA1 mutation carriers, including colon, liver, pancreatic, and cervical cancers. Additionally, male BRCA1 mutation carriers had a slightly elevated risk of prostate cancer.
Research suggests that African-Americans with colon cancer fare equally well when receiving the same treatment as white patients, dispelling long-held theories about innate biological differences. The study found no significant disparities in survival rates between the two groups five years after treatment.
Researchers at Michigan Medicine have discovered a new predictive marker, HIP1, associated with an increased risk of developing prostate and colon cancer. HIP1 levels were found to rise significantly in tumor cells, making it a potential target for therapy.
Research suggests that nonsteroidal anti-inflammatory drugs like aspirin may be effective in treating uterine cancer by inhibiting the COX-2 enzyme. The study also found increased levels of COX-2 and prostaglandins in endometriosis, a painful condition where tissue from the uterus attaches to other organs.
A study of 219 patients with non-metastatic colon cancer found that laparoscopy-assisted colectomy (LAC) reduced perioperative morbidity, shortened hospital stays, and prolonged cancer-related survival. LAC was associated with a 60% lower risk of tumour relapse compared to open colectomy.
A study of 219 patients with non-metastatic colon cancer found that laparoscopy-assisted colectomy (LAC) reduced tumour relapse and death from all causes by 60% and 50%, respectively. LAC also resulted in shorter hospital stays and lower perioperative morbidity compared to open colectomy.
Anal cancer is under-recognized, but rates of 350 cases per million in HIV-negative men and double in HIV-positive men indicate a need for prevention. Stanford researcher Mark Welton proposes an approach using yearly pap smears to detect precancerous cells before they develop into cancer.
Researchers found that elderly patients with lymph node involvement in colon cancer experienced a 30% reduction in mortality at five years after diagnosis with both chemotherapy and surgery. This contradicts the common assumption that age is a deterrent for these treatments, allowing doctors and patients to make more informed decisions.
New studies suggest that vitamin D may help prevent colon cancer by activating the detoxification of lithocholic acid, a known carcinogen. Researchers found that vitamin D acts as a sensor for the toxic chemical, triggering proteins to clear it from the body.
A study by Michigan Medicine researchers found that Katie Couric's 2000 colonoscopy on-air campaign significantly increased colon cancer screenings, with a 19% rise and sustained increases for 40 weeks. The 'Couric Effect' suggests celebrity influence can drive public behavior change.
A recent study found that rats fed a diet rich in black raspberries had 80 percent fewer malignant tumors compared to those without berries. The antioxidants in black raspberries, such as anthocyanins and phenols, were also shown to have a significant impact on reducing tumor size and oxidative damage.
New research adds to evidence that acetaminophen may prevent colon cancer in lab animals. The study found that pretreating animals with acetaminophen significantly protected them against cellular changes indicative of colon cancer. However, more animal research is needed before humans can be studied in clinical trials.
Researchers at Stanford University Medical Center have developed a novel approach to fighting cancer using a modified cold virus that targets cancer cells while leaving normal cells unharmed. In a phase I study, 28 patients who received the highest dose of the virus survived for nearly a year and saw significant tumor shrinkage.
Researchers found no statistical difference between sulindac and placebo groups in preventing polyp development or colon cancer, contradicting previous evidence. Sulindac may be ineffective at preventing polyps in newly diagnosed FAP patients, suggesting a need for alternative treatments.
Researchers identified a novel gene alteration that contributes to colon cancer growth, suggesting a new target for diagnosis and treatment. The discovery also hints at the possibility of reversing methylation-based tumor progression, potentially leading to a non-invasive diagnostic test.
Researchers have identified new markers for prostate and colon cancers, as well as a potential tumor suppressor gene. TIG1 was found to be expressed in normal prostate tissue but not malignant tumors, suggesting it may play a role in cancer progression.
A new study found that moderate to high calcium intake can lower the risk of distal colon cancer by 40-50% in women and men. However, excessive calcium consumption did not provide further benefits. Calcium may be the key component reducing colon cancer risk.
A new study published in Cancer Epidemiology, Biomarkers and Prevention suggests that dietary habits can significantly reduce colon cancer risk in individuals with a family history of the disease. Eating a diet high in folic acid, low in alcohol intake, and moderate in methionine may help lower this risk.
Researchers at the University of Maryland Greenebaum Cancer Center developed a new method using artificial neural networks to differentiate between two types of colon tumors. The study successfully diagnosed 12 out of 12 samples and reduced the number of genes necessary for diagnosis from 8,064 to 97.
The innovative procedure uses a 40-second CT scan to identify colon polyps, reducing the risk of puncturing and sedation. Virtual Colonoscopy has been shown to detect polyps as small as 3mm in diameter with high accuracy.
A new stool test developed by Johns Hopkins Medicine can detect the earliest, curable stages of colon cancer with high accuracy. The test uses a technology called Digital Protein Truncation to identify a key genetic marker of the disease, and has been shown to reliably detect cancers at an early stage, yielding no false positives.
A new test has detected colon cancer gene mutations in about 60% of early-stage colorectal cancer patients, with no false positive tests in healthy individuals. The test's high accuracy and low risk of false positives make it a promising tool for early detection and prevention.
A national clinical trial comparing minimally invasive and standard colon cancer surgeries found that laparoscopic-assisted colectomy patients experienced slightly shorter hospital stays and reduced pain medication needs, but no significant differences in post-operative pain or quality-of-life scores. The study suggests that while mini...
Researchers at Thomas Jefferson University identified a possible link between APC gene mutation and colon cancer, suggesting survivin's role in preventing programmed cell death. The study found that abnormal regulation of survivin may contribute to the development of colon cancer by allowing stem cells to overpopulate.
Researchers at Thomas Jefferson University developed a computer model showing that familial adenomatous polyposis (FAP) may begin when adult stem cells in the colon go out of control. The model suggests that an increase in stem cells triggers colon cancer, indicating that cancer may be a stem cell disorder.
Researchers at UNC will follow 1,000 newly diagnosed colon cancer patients for five years to study the impact of health literacy on patient outcomes. The study aims to improve survival rates and quality of life for patients with colon and lung cancers.
Research found that black raspberries can prevent esophageal cancer onset and inhibit precancerous cell growth in rats. Feeding rats with 5-10% black raspberries before and after NMBA treatment reduced tumors by 39-49% and 62-66.5%, respectively.
Prostate cancer screening is a contentious issue due to its potential impact on quality of life and the need for well-informed decision-making. The article highlights the limitations of current research, including the lack of data on risk-benefit analysis and the importance of avoiding unnecessary anxiety and treatment.
A new study published in New England Journal of Medicine found that age alone should not determine whether an older patient is offered chemotherapy after surgery for treatment of stage II and III colon cancer. The study showed a significant reduction in death risk and improved survival rates among patients over 70 with the disease.
A study by Ohio State University researchers reveals minute genetic changes in normal colonic tissue that may signal later development of certain types of colon cancer. The changes, which occur through hypermethylation, appear to be age-related and associated with microsatellite instability.
Researchers found that a fish oil-rich diet protects against colon cancer, while a corn oil-diet appears to promote it. The scientists also discovered how cancer spreads among cells in the colon, with a new understanding of cell damage varying from bottom to top within crypts.
Research highlights the benefits of physical activity in reducing heart disease risk in women with diabetes. Regular walking and faster walking paces were associated with even lower risks. Additionally, a study suggests that ursodiol may reduce colon cancer risk for some patients with ulcerative colitis.
Researchers found a 2% survival benefit among patients undergoing colon cancer surgeries at high-volume hospitals compared to lower volume facilities. The study examined over 28,000 Medicare beneficiaries and controlled for age, sex, and cancer stage.
Healthcare personnel working in poorly ventilated general hospital rooms were at risk for sero-conversion of tuberculosis. Improving ventilation to at least two air exchanges per hour can help prevent this risk. Additionally, a program using an educational videotape and brochure increased colon cancer screening rates among patients.
A new study by University of North Carolina at Chapel Hill researchers shows that watching a videotape explaining colon cancer procedures can increase screening rates by at least 15%. This could lead to significant reductions in deaths from colorectal cancer, with over 47,000 Americans dying annually.
Mayo Clinic researchers developed a new, non-invasive DNA test that detected 91% of colorectal cancers and 73% of polyps. The test shows promise for reducing unnecessary colonoscopies and costs associated with colorectal cancer screening.
Scientists have nearly eliminated pre-cancerous colon polyps in mice susceptible to colon tumors by combining an aspirin-like compound with a drug that inhibits epidermal growth factor activity. The combination therapy successfully blocked the development of pre-cancerous polyps and reduced cancerous tumor formation by over 95%.
A new trial will compare the effectiveness of three colon cancer detection methods: air contrast barium enema, traditional colonoscopy, and virtual colonoscopy. The study aims to determine which method is most accurate, tolerable and cost-effective for detecting polyps and lesions in the colon.
Two studies found sigmoidoscopy detects few cancerous growths and none in asymptomatic patients with polyps, supporting the use of colonoscopy for regular screening. The research suggests that colonoscopy should be done every 5-10 years for people over 50 to save lives.
A UCSD researcher has been awarded a grant to study the incidence and impact of microsatellite instability on colon cancer in African-Americans. The research aims to understand why African-Americans have a higher death rate from colorectal cancer despite lower incidence rates.
A recent study suggests that aspirin-like drugs could be useful in treating cancer by reducing tumor growth and angiogenesis. The researchers found that eliminating the gene for cyclooxygenase-2 (COX-2) or using COX-2 inhibitors significantly slowed down lung tumor growth in animal models.
A major study on colon cancer prevention found no link between dietary changes and reduced polyp recurrence. Despite initial hopes, researchers now recommend regular screening and colonoscopies for those with existing polyps.
The UK Markey Cancer Center will establish local coalitions and develop community outreach programs to address cancer barriers in Appalachian regions. The network aims to increase public awareness of clinical trials and promote participation among rural, medically underserved patients.
A survey of 95 individuals with a parent or sibling diagnosed with colon cancer found strong interest in genetic testing for susceptibility to the disease. However, many fail to follow recommended screening guidelines, highlighting the need for targeted educational efforts and interventions.
Researchers discovered that the PTTG1 gene is highly expressed in colorectal tumors, pre-cancerous polyps, and invasive cancer. The gene appears to play an early role in cancer development, acting as a marker for malignant activity.
A study published in the American Journal of Clinical Nutrition found that lutein and zeaxanthin, two types of carotenoids, have a protective effect against colon cancer. The antioxidants in these compounds help neutralize oxygen radical species and reduce the risk of colon cancer, particularly in younger individuals.
Researchers at Case Western Reserve University will use the grant to identify a genetic link in colon cancer development and screen more families with high risk. The study aims to uncover common genetic mutations that make individuals vulnerable to adenomatous polyps.
The Vanderbilt-Ingram Cancer Center has been selected to participate in the National Cancer Institute's new Mouse Models of Human Cancers Consortium. Researchers will develop and evaluate mouse models for eight major organ systems, focusing on breast, prostate, lung, ovary, skin, blood and lymph system, colon, and brain cancers.
Researchers at Vion Pharmaceuticals have developed a novel gene-based anti-cancer drug delivery system using Salmonella bacteria. The TAPET technology has shown complete tumor regression in mice and high safety profiles, with potential applications for treating various types of cancer.