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Cancer quest boosted by renewal

Researchers are exploring a new approach to treating blood cancers by exploiting the natural process of programmed cell death, known as apoptosis. This could potentially kill tumour cells more effectively and improve treatment outcomes. The Leukemia and Lymphoma Society is providing strong support for this research.

Cancer in patients with hepatitis C

Researchers found significantly higher risks of non-Hodgkin's lymphoma and multiple myeloma among HCV patients in Sweden. The risk increases with the duration of HCV infection, suggesting that long-lasting infection may contribute to cancer development.

SourceWiley·JournalHepatology·DateFeb 22, 2005

Other highlights in the February 2 JNCI

A recent study found that only 37% of patients with colorectal cancer received adequate lymph node evaluation, highlighting the need for improved surgical care and pathologic assessment. Additionally, research on non-Hodgkin lymphoma and obesity suggests no association between body mass index and overall risk of either disease.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateFeb 1, 2005

Sunlight reduces risk of lymph gland cancer

A large-scale study found that frequent exposure to ultraviolet rays from the sun, lamps, and solariums reduces the risk of developing non-Hodgkin's lymphoma by 30-40%. Researchers analyzed responses from over 6,000 patients and healthy individuals in Sweden and Denmark.

SourceSwedish Research Council·JournalJNCI Journal of the National Cancer Institute·DateFeb 1, 2005

Potential cure for lymphoma in HIV patients

Researchers at City of Hope Cancer Center have successfully treated 17 out of 20 HIV-positive patients with refractory lymphoma using high-dose chemotherapy and autologous stem cell rescue. The study shows promising results with an 85% survival rate, paving the way for further investigation into this potential cure.

Cell growth and death controlled by single pathway in lymphoma cancer model

A study by Rockefeller University researchers reveals that a single molecular pathway controls both cell growth and death in a type of lymphoma cancer. The NF-kappa B signaling pathway, responsible for promoting cell growth, also regulates the p53 tumor suppressor protein's function, which normally destroys harmful cells.

SourceRockefeller University·JournalProceedings of the National Academy of Sciences·DateMay 31, 2004

Other highlights in the May 19 JNCI

Researchers discovered feasible chemotherapy combinations that include trastuzumab for HER2-positive advanced breast cancer, with higher overall response rates and lower cardiac dysfunction. Two phase II clinical trials showed promising results, paving the way for future randomized phase III trials.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateMay 18, 2004

Hair dye use increases risk of non-Hodgkin's lymphoma

A Yale University study found an increased risk of non-Hodgkin's lymphoma among women who began using hair-coloring products before 1980, particularly those using darker permanent products for over 25 years. The study suggests that recent changes in hair dye formula contents may have reduced the risk for newer users.

SourceYale University·JournalAmerican Journal of Epidemiology·DateFeb 16, 2004

Psoriasis may increase risk for certain cancers

A study published in Archives of Dermatology found that people with psoriasis are at a higher risk for developing certain types of cancers, including lymphoma. The research suggests an almost three-fold increased rate of lymphoma in patients with psoriasis compared to those without the condition.

SourceJAMA Network·JournalArchives of Dermatology·DateNov 17, 2003

Cause for massively enlarged spleens in tropical countries

B-lymphoproliferative disorders, such as lymphomas, cause almost a quarter of cases of massively enlarged spleens in tropical countries. Malaria is the most common cause, but unexpectedly, B-lymphoproliferative disorders are also prevalent, particularly in women younger than 40 years without raised absolute counts of lymphocytes.

SourceThe Lancet_DELETED·JournalThe Lancet·DateAug 8, 2002

New chemotherapy regimen produces long-term, disease-free survival in patients with uncommon, aggressive types of lymphoma, leukemia

Researchers found that brief cycles of high-dose chemotherapy produced long-term disease-free survival in more than half of adults treated for Burkitt's small non-cleaved lymphoma and leukemia. The regimen achieved an 80% complete response rate, with 52% of patients remaining in continuous remission after five years.

SourceAmerican Society of Clinical Oncology·JournalJournal of Clinical Oncology·DateOct 11, 2001