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Tag: "appears" at biology news

A gene's first 'kiss' sets off that affair known as puberty

... their sexual reproductive years as men and women, appears to be triggered by the brain's own version of "It takes two to tango," whereby a signal literally gets turned on by a molecule that is produced by a gene aptly named KiSS-1. The couple ?a biochemical equivalent to Adam and Eve ?makes its sudden appe...

Adding Radiation Therapy To Chemotherapy Improves Survival In Patients With High-risk Breast Cancer

...o a 20-year follow-up of a randomized trial, which appears in the January 19 issue of the Journal of the National Cancer Institute. The British Columbia randomized radiation therapy trial was designed to determine the effect on survival of the addition of locoregional radiation therapy (radiation to the lym...

Novel Asthma Study Shows Multiple Genetic Input Required; Single-gene Solution Shot Down

...o a 20-year follow-up of a randomized trial, which appears in the January 19 issue of the Journal of the National Cancer Institute. The British Columbia randomized radiation therapy trial was designed to determine the effect on survival of the addition of locoregional radiation therapy (radiation to the lym...

Spleen may be source of versatile stem cells

...duce an even greater variety oftissues. The report appears in the January 19 issue of SAGE KE , an online resource on the science of aging from the publishers of the journal Science. "Theremay be a previously undiscovered pocket of primitive stem cells in thespleen that are important for healing several ty...

It's not all genetic: Common epigenetic problem doubles cancer risk in mice

...ent, too, we found a clear cost for what otherwise appears to be a benign effect of extra IGF2." The team's analysis of colon tissue samples from a dozen or so Johns Hopkins patients with suspected colon cancer suggests that IGF2's effect in people may be similar, the researchers report. A larger study of s...

New, automated tool successfully classifies and relates proteins in unprecedented way

...e report, "Data Mining in Genomics andProteomics," appears in an upcoming special issue of the Journal ofBiomedicine and Biotechnology. "Ourapproach really enables the new field of location proteomics, whichdescribes and relates the location of proteins within cells," saidMurphy, a professor of biological s...

New binding target for oncogenic viral protein

...s Welcker, the study's first author. The research appears as the "Paper of the Week" in the March 4 issue of the Journal of Biological Chemistry, an American Society for Biochemistry and Molecular Biology journal. DNA tumor viruses proliferate by hijacking their host cell's DNA replication machinery. In or...

Lack of enzyme turns fat cells into fat burners

...ck of the enzyme, acetyl CoA carboxylase 2or ACC2, appears to turn the adipose or fat cells of mice into fatb...lor College of Medicineresearchers.The report that appears online today in the Proceedings of the NationalAcademy of Sciences. "Westudied the fat cells in the...

Fox Chase Cancer Center scientists identify immune-system mutation

...r T cells. The report by Kappes and his colleagues appears in the Feb. 24 issue of Nature. Kappes' laboratory first discovered the mice with this naturally occurring defect in Fox Chase's laboratory animal facility in 1997. Known as "helper deficient" or HD mice, they are proving to be useful for exploring ...

Neuronal 'traffic jam' marks early Alzheimer's disease

...bserved a characteristic breakdown in neurons that appears to prevent the normal movement of critical proteins to the communications centers of the nerve cells. In a vicious cycle, the traffic jam also could increase production of an abnormal protein that clogs neurons, leading to their failure and eventual ...

Genome of deadly amoeba shows surprising complexity, evidence of lateral gene transfer

... the organism's unique biology. The report, which appears in the February 24 issue of Nature, presents the f...nisms. For example, a family of membrane receptors appears to be one of the mechanisms by which the parasite senses the presence of its human host and translat...

Recent breakthroughs in common adult leukemia highlighted in New England Journal of Medicine

...that has occurred over the past decade. The review appears in the February 24 issue. Two of the expert authors are with the North Shore-Long Island Jewish (LIJ) Health System (www.northshorelij.com): Nicholas Chiorazzi, MD, director and CEO of the Institute for Medical Research at North Shore-LIJ in Manhass...

Researchers Uncover Key Step In Manufacture of Memory Protein

A cellular enzyme appears to play a crucial role in the manufacture of a protein needed for long-term memory, according to a team of researchers led by scientists at the National Institute of Child Health and Human Development of the National Institutes of Health. The protei...

Plants respond similarly to signals from friends, enemies

...w the precise structure of Nematode factor, but it appears that the nematodes may have actually acquired genes from rhizobia to exploit this signal pathway," Bird says. ### The research was funded by the National Science Foundation and the North Carolina Research Station. "Root-knot Nematodes and Bacteria...

Scientists Replicate Hepatitis C Virus in Laboratory

...itutes of Health (NIH), conducted the study, which appears in the Feb. 15, 2005 issue of Proceedings of the National Academy of Sciences (PNAS). “Until recently, research on this infectious disease has suffered from the lack of a robust in vitro model system,?says T. Jake Liang, M.D., Chief of the Liver Dis...

Another Look Finds Promising Proteomics Test is Not Biologically Plausible

...erns of proteins. According to Baggerly, that now appears to be the case with the experimental ovarian cancer test at issue, which was first proposed in 2002 by researchers in the journal, Lancet. That study reported dramatic results using mass spectrometry to search for a pattern of proteins in blood. In s...

New species from old data

...erns of proteins. According to Baggerly, that now appears to be the case with the experimental ovarian cancer test at issue, which was first proposed in 2002 by researchers in the journal, Lancet. That study reported dramatic results using mass spectrometry to search for a pattern of proteins in blood. In s...

Cracking the olfactory code in bees

...erns of proteins. According to Baggerly, that now appears to be the case with the experimental ovarian cancer test at issue, which was first proposed in 2002 by researchers in the journal, Lancet. That study reported dramatic results using mass spectrometry to search for a pattern of proteins in blood. In s...

Signaling protein builds bigger, better bones in mice

...erns of proteins. According to Baggerly, that now appears to be the case with the experimental ovarian cancer test at issue, which was first proposed in 2002 by researchers in the journal, Lancet. That study reported dramatic results using mass spectrometry to search for a pattern of proteins in blood. In s...

Ancient olfaction protein is shared by many bugs, offering new pest control target

...in fruit flies now shows that this gene's function appears to be evolutionarily conserved across very different insect species. Research by Leslie Vosshall's laboratory had previously shown that of 62 odorant-receptor proteins expressed by fruit flies, 61 are exclusively expressed in non-overlapping sub-pop...

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