Epigenetics – how gene expression is regulated by temporary switches, called epi-marks – appears to be a critical and overlooked factor contributing to the long-standing puzzle of why homosexuality occurs.
Dec 11, 2012
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(Medical Xpress)—Insights from a genetic condition that causes brain cancer are helping scientists better understand the most common type of brain tumor in children.
Nov 16, 2012
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(Medical Xpress)— Scientists have discovered that breaking a biological signaling system in an embryo allows them to change the destiny of a cell. The findings could lead to new ways of making replacement organs.
Nov 1, 2012
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(Medical Xpress)—Researchers led by Tanya Stoyanova and Dr. Owen Witte of UCLA's Eli and Edythe Broad Center of Regenerative Medicine and Stem Cell Research have determined how a protein known as Trop2 drives the growth ...
Oct 16, 2012
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The adult human circulatory system contains between 20 and 30 trillion red blood cells (RBCs), the precise size and number of which can vary from person to person. Some people may have fewer, but larger RBCs, while others ...
Aug 28, 2012
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Different genetic mistakes driving skin cancer may affect how patients respond to the drug vemurafenib, providing grounds to screen people with melanoma skin cancer before treatment, a new study by Cancer Research UK scientists ...
Aug 14, 2012
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A study conducted at Boston University School of Medicine (BUSM) demonstrates an effective combination therapy for breast cancer cells in vitro. The findings, published in the July 2012 issue of Anticancer Research, raise ...
Jul 2, 2012
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Cellular mechanisms that enable healthy growth can spiral out of control and give rise to cancer. For this reason, signal transduction pathways that underlie cell growth are tightly regulated, with multiple checkpoints and ...
Jun 20, 2012
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Alterations in the formation of ribosomes (the elements of the cell where proteins are made) cause the induction of p53 protein and cell cycle disruption. This process is crucial to understand fundamental biological processes ...
May 22, 2012
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(Medical Xpress) -- A study published in Genes and Development from scientists at the Friedrich Miescher Institute for Biomedical Research pinpoints the importance of maternal epigenetic influences during early embryogenesis ...
May 7, 2012
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