may 2 1

Tag: "may" at biology news

Bioartificial kidney under study at MCG

...t functions of the kidney. In ICUs today, doctors may opt for newer continuous dialysis therapies in whi... a week. Since kidneys are constantly working, it may seem logical that longer dialysis is a better option, but, in fact, the issue has not been scientifi...

Viral DNA sequence a possible trigger for breast cancer

...ells single-handedly suggests that viral infection may be an important and previously unrecognized trigger for breast cancer. The DNA sequence in question is usually found in immune cells and helps trigger the activation and proliferation of the cells. These sequences have also been found in proteins fr...

Wisconsin scientists grow critical nerve cells

...d difficulty making motor neurons, Zhang believes, may be that they are one of the earliest neural struct...d. Rather, a series of complex overlapping changes may well be the developmental norm in higher vertebrates such as humans. "We cannot simply translate st...

Association of herpesvirus with lung disorder questioned

...rized in part by vascular lesions in the lung, and may lead to heart failure. Some cases are associated w...genesis of primary pulmonary hypertension in Japan may be different from that in the United States. The sensitivity and methods of the tests used in each s...

Man and mouse share genome structures

...witches that turn genes on and off. Their findings may help scientists understand regulatory mechanisms u... the regulatory scaffolding surrounding the genome may be as important as changes in the genome itself in causing diseases such as cancer. This regulatory...

Jump-starting T Cells In Skin Cancer

...ll populations that are expanded after vaccination may help in the development of more effective anti-tum...nks that the few T cells stimulated by the vaccine may change the local, suppressive environment of the tumor such that other T cells can snap out of their...

Scientists ID molecular 'switch' in liver that triggers harmful effects of saturated and trans fats

...sity lipoproteins (HDL, or "good" cholesterol) and may have even stronger adverse effects than do saturated fats. The researchers report that when activated by harmful fats, PGC-1beta alters liver metabolism through a cascade of biochemical signals. The result is an upsurge in the liver's production of ...

A new mechanism of regulating RNA degradation

...e studies in flies, even though a similar function may occur in flies." The team discovered that Staufen1 doesn't interact with other components of the NMD complex ?and altering the amount of Staufen1 in the cell didn't change NMD function. Those observations, said Maquat, sent Kim on a hunt for what St...

FDA Approves Human Hookworm Vaccine for Phase I Safety Trials

...e studies in flies, even though a similar function may occur in flies." The team discovered that Staufen1 doesn't interact with other components of the NMD complex ?and altering the amount of Staufen1 in the cell didn't change NMD function. Those observations, said Maquat, sent Kim on a hunt for what St...

Deficient DNA Repair Capacity Associated With Increased Risk Of Breast Cancer

...ssociated with susceptibility to breast cancer and may be a valuable in vitro biomarker to identify high-risk subjects, especially in familial breast cancer families," the authors write. "It is unclear at this time whether there are any interventions that could alter DNA repair capacity and what effect s...

Spleen may be source of versatile stem cells

... of these splenic stem cells andalso suggests they may be able to produce an even greater variety oftissu... tissue. Without thatcommitment, the splenic cells may be able to differentiate into a widervariety of cells than can adult stem cells from bone marrow, wh...

UCSB scientists probe sea floor venting to gain understanding of early life on Earth

...ys to understanding the evolution of life on Earth may be found in the microbes and minerals vented from ... billion years ago. Conditions below the sea floor may most closely mimic the environment when life began. "There is a great deal of interest in the micro...

Researchers discover way to make cells in the eye sensitive to light

...ievethat by activating the melanopsin, these cells may gain the ability tosense and respond to light.Professor Mark Hankins, from Imperial College London and Charing CrossHospital, and one of the papers authors, comments: "It is quiteremarkable that the activation of a single gene can create a functional...

Source of molecular triggers in cutaneous T cell lymphoma identified

...on of other types of lymphomas," said Edelson. "It may now be possible to identify specific antigens and ...ponses of normal T cells to microbial agents. This may explain the susceptibility of patients with extensive CTCL to opportunistic infections. "Through un...

University of Manchester makes made-to-measure skin and bones a reality using inkjet printers

...r patients who have suffered severedisfigurements, may soon be a reality using inkjets which can printhuman cells.Scientists at The University of Manchester have developed thebreakthrough technology which will allow tailor-made tissues and bonesto be grown, simply by inputting their dimensions into a com...

Enzyme, lost in most mammals, is shown to protect against UV-induced skin cancer

...hers' findings also suggest that this enzymesystem may be useful in developing preventative therapies aga... repairof UV-induced DNA damage, which for example may occur after excessiveunprotected sunbathing, can lead to cellular death ?recognized assunburn of the...

W.M. Keck Foundation funds study of friendly microbes

...f gut microbial communities among different people may be an important factor that influences predisposition to obesity and obesity-related disorders such as diabetes and heart disease. Unfortunately, comprehensive analysis of the composition and functions of these microbial communities, in health and i...

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

...colon cancer suggests that IGF2's effect in people may be similar, the researchers report. A larger study...oral fellow Atsushi Kaneda, Ph.D. "Double the risk may not seem like much, but this loss of imprinting is common." The researchers' mice mirror two situat...

Columbia research lifts major hurdle to gene therapy for cancer

...ristic of all solid cancers."What's exciting is we may now be able to design a therapy that willseek out and destroy only cancer cells," said the study's seniorauthor, Paul B. Fisher, Ph.D., professor of clinical pathology andMichael and Stella Chernow Urological Cancer Research Scientist atColumbia Univ...

Priming embryonic stem cells to fulfill their promise

...nd even add othercells to embryonic stem cells, we may be able for the first time tostudy all the dimensions of the niches required to very specificallycontrol embryonic stem cell differentiation."...

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