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229 to 240 of 238 stories (49 over past year)
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Regulating Human X Chromosomes Doesn't Use Same Gene As In Mouse
August 1, 2002 — A gene thought to keep a single X chromosome turned on in mice plays no such role in humans, Johns Hopkins researchers report in the August issue of the American Journal of Human ... > full story -
New Light On Molecular Switch That Turns Genes Off
February 15, 2002 — New research in yeast cells may have pinpointed a key enzyme in the molecular circuitry that silences genes. The new enzyme, Set2, could prove critical for helping regulate gene expression in the ... > full story -
Protein Discovery Tied To DNA Master Switch
December 21, 2001 — A new cellular protein discovered by scientists at the University of North Carolina at Chapel Hill appears to be a crucial molecular component of a master switch that turns genes on and ... > full story -
Genetic Changes Leading To Colon Cancer Noted In Normal Tissue
October 1, 2001 — Researchers have identified minute genetic changes in normal colonic tissue that may signal later development of certain types of colon cancer. The changes, which occur through a process called ... > full story -
Cloning Can Turn Back The Developmental Clock
November 28, 2000 — Settling a hotly debated issue in the field of cloning, a team of researchers from the Whitehead Institute and the University of Hawaii has shown that the egg can reset the developmental clock of a ... > full story -
Emory Researchers Report Abnormal Gene Silencing May Lead To Breast Cancer Progression
November 20, 2000 — Emory University scientists have discovered that a mistake in the way DNA is labeled and packaged could lead to the abnormal silencing of a gene that plays an important role in keeping breast cancer ... > full story -
In Autism, It Depends On Which Parent Passes On The Genetic Abnormality
October 9, 2000 — While it has been known that genetic abnormalities are implicated in susceptibility to autism, new research by Duke University Medical Center researchers has added another variable – the ... > full story -
Details of Chromosome 22 Structure Offer Clues to How Genes Are Lost in a Genetic Disease
February 29, 2000 — Chromosome 22, a hot spot for human disease, yielded a few more secrets to genetics researchers from The Children's Hospital of Philadelphia. Researchers reported direct evidence that sites on ... > full story -
Researchers Find Possible Genetic Link Between The X Chromosome And Ovarian Cancer
March 2, 1999 — An imbalance in how genes are expressed on a female's two X chromosomes may lead to the development of ovarian cancer in some women, University of Iowa Cancer Center researchers report in a study ... > full story -
Researchers Isolate Gene For DiGeorge Syndrome -- The Most Common Genetic Cause Of Heart And Facial Birth Defects
February 22, 1999 — Researchers at UT Southwestern Medical Center at Dallas have isolated the gene they believe is responsible for the most common genetic cause of heart and facial birth defects. Scientists have ... > full story
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