T Cell News and Research

Latest T Cell News and Research

New understanding of ubiquitylation

It turns out there's more than one way to skin a gene. New research from Rockefeller University suggests that two closely related DNA unpackaging mechanisms may not work the way scientists thought.

10 May 2007

New understanding of infectious prion

Researchers have known for decades that certain neurodegenerative diseases, such as mad cow disease or its human equivalent, Cruetzfeldt-Jakob disease, result from a kind of infectious protein called a prion.

10 May 2007

Cell-derived scaffold reproduction of cartilage tissue

A new study examines the use of tissue-engineered scaffolding made of cartilage cells, which have a limited ability to heal naturally, to replace defective cartilage tissue.

10 May 2007

New Cordis device granted Humanitarian Exemption to treat intracranial aneurysms

Cordis Neurovascular, Inc. has announced that the U.S. Food and Drug Administration has granted Humanitarian Device Exemption (HDE) approval for the CORDIS ENTERPRISE Vascular Reconstruction Device and Delivery System for use with embolic coils in the treatment of wide-neck intracranial aneurysms.

10 May 2007

Human papillomavirus linked to throat cancers

Researchers at the Johns Hopkins Kimmel Cancer Center have conclusive evidence that human papillomavirus (HPV) causes some throat cancers in both men and women.

10 May 2007

Researchers map genome for mite-borne typhus

Researches at Uppsala University, in collaboration with a Korean research team, have mapped and analyzed the genome for mite-borne typhus.

10 May 2007

FDG-PET imaging predicts lung cancer patients' response to chemotherapy

An earlier indication of whether chemotherapy benefits non-small cell lung cancer patients, provided by positron emission tomography (PET) imaging, can guide doctors in offering them better care, according to researchers in the May Journal of Nuclear Medicine.

10 May 2007

Researchers watch repair proteins arrive around DNA breaks

Investigators at St. Jude Children's Research Hospital had a molecule's eye view of the human cell's DNA repair kit as it assembled on a double-strand break to link together the broken ends.

10 May 2007

Discovery of cellular processes which regulate heart's energy supply

The heart needs a steady supply of energy to function properly. MUHC researcher Dr. Vincent Gigure's and his colleagues recently identified several genetic programs which work together to ensure this energy is available.

10 May 2007

Cornell University establishes Center for Reproductive Genomics

Cornell University has established the Center for Reproductive Genomics, which will combine basic research in reproductive sciences on Cornell's Ithaca campus with one of the country's leading fertility clinics at Weill Cornell Medical College (WCMC) in New York City.

10 May 2007

Coarse particulate matter in outdoor air raises bad cholesterol

Breathing air containing coarse particulate matter such as road or construction dust may cause heart problems for asthma sufferers and other vulnerable populations, according to a new study led by the University of North Carolina at Chapel Hill School of Public Health.

10 May 2007

Study implicates protein as a trigger of advanced prostate cancer recurrence

Scientists with the Lineberger Comprehensive Cancer Center at the University of North Carolina at Chapel Hill have for the first time implicated a growth-promoting cellular protein as one trigger of the inevitable recurrence of advanced prostate cancer in men who are undergoing drug treatment to shut down their sex hormones, or androgens.

9 May 2007

Sigma-Aldrich acquires Molecular Medicine BioServices

Sigma-Aldrich Corporation has announced that it has acquired Molecular Medicine BioServices Inc. (MMB), a biopharmaceutical contract manufacturing organization (CMO) located in Carlsbad, California, to further enhance the biologics capabilities within its SAFC Pharma business segment.

9 May 2007

It is highly unlikely that older women generate new eggs

Tilly reported the discovery of stem cells capable of migrating from bone marrow to mouse ovaries and generating new eggs there. The research fueled hopes that a new treatment - such as bone marrow transplantation - might one day help older women regain their fertility.

9 May 2007

Hepatitis C infection is associated with an increased risk of non-Hodgkin lymphoma

Hepatitis C infection is associated with an increased risk of non-Hodgkin lymphoma (malignancy involving lymphatic tissue) of 20 percent to 30 percent, and a three-fold increase in the risk of another type of lymphoma, according to a study in the May 9 issue of JAMA.

9 May 2007