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Tag: "another" at biology news

Association of herpesvirus with lung disorder questioned

... "We hope that our results provide scientists with another perspective on the potential causes of primary pulmonary hypertension," Dr. Katano said. "Further studies are required to clarify the possible association of human herpesvirus 8 with this disease." ...

A new mechanism of regulating RNA degradation

... these RNAs. Significantly, altering the amount of another NMD factor didn't affect these RNAs. Thus, Staufen1 and Upf1, together, degrade RNAs by a previously undescribed mechanism, which the team called Staufen1-mediated degradation (SMD). Preliminary results suggest that SMD activity affects numerous tra...

FDA Approves Human Hookworm Vaccine for Phase I Safety Trials

... these RNAs. Significantly, altering the amount of another NMD factor didn't affect these RNAs. Thus, Staufen1 and Upf1, together, degrade RNAs by a previously undescribed mechanism, which the team called Staufen1-mediated degradation (SMD). Preliminary results suggest that SMD activity affects numerous tra...

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

...ave a double dose of IGF2 because they are missing another gene, H19, whose sequence overlaps the region that usually shuts off one copy of IGF2. As a result, these mice lack H19 and have double IGF2. To isolate the effect of the extra IGF2, Rolf Ohlsson at the Uppsala University, Sweden, developed a set of...

Growth in the sea comes down to a struggle for iron

...en sharing samples or equipment with a vessel from another country. The American team went to work lowering equipment over the side to collect water samples. They analyzed water chemistry, nutrients, and microorganism diversity. Working to assist their Japanese colleagues on board both vessels, they made th...

New binding target for oncogenic viral protein

... Bruce Clurman report that T antigen also binds to another tumor suppressor, Fbw7. This protein is part of a ubiquitin ligase complex that adds ubiquitin to proteins to mark them for destruction by the cell. Fbw7 recognizes a destruction signal on certain proteins that need to be degraded and brings them in ...

Lack of enzyme turns fat cells into fat burners

...ecome obese and develop type 2 diabetes."This adds another tissue or organ that helps out in the process ofenergy maintenance," said Wakil. "ACC2 is potentially a key enzyme inthe regulation of weight, obesity, and related problems."Wakil and his colleagues studied the oxidation of fatty acid andglucose in c...

Termites feed through good vibrations

...cktail party effect". This social information had another important effect: limiting reproduction potential. Most termite workers are sterile; they don't breed. However, in drywood termites, workers can become fertile and develop into breeders when they are isolated from their colony. Few workers developed ...

Elusive HIV shape change revealed; Key clue to how virus infects cells

... changes its shape was solved several years ago by another group. Harrison and Chen have now described gp120's structure before the shape change, yielding vital before-and-after information on how the molecule rearranges itself when it encounters the CD4 receptor. "Knowing how gp120 changes shape is a new r...

Mouse brain cells rapidly recover after Alzheimer's plaques are cleared

...l changes with plaque development, Brendzainjected another dye, developed by scientists at the University ofPittsburgh, that temporarily sticks to amyloid. He showed that as theplaques appeared, nearby branches of nerve cells developed bumps andswellings."If you look under the electron microscope at these sw...

Key molecule in plant photo-protection identified

...l changes with plaque development, Brendzainjected another dye, developed by scientists at the University ofPittsburgh, that temporarily sticks to amyloid. He showed that as theplaques appeared, nearby branches of nerve cells developed bumps andswellings."If you look under the electron microscope at these sw...

Anti-bacterial additive widespread in U.S. waterways

...ronment correlated strongly withthat of triclosan, another commonly used antimicrobial chemical thathas been studied in much greater detail because it is more easilydetectable.Using an empirical model and published data on the environmentaloccurrence of triclosan, the researchers predicted triclocarbanconcen...

Researchers Uncover Key Step In Manufacture of Memory Protein

...-derived neurotrophic factor. In an earlier study, another team of NICHD researchers had shown that mBDNF is ...through the endoplasmic reticulum until it reaches another structure within the cell, the golgi apparatus. There, the proBDNF binds to CPE, which protrudes fro...

Male circumcision reduces risk of HIV transmission from women to men

...change.In addition to the results on circumcision, another significant resultof the study was the high overall rate of per-contact infection. Inpast studies that attempted to calculate the probability offemale-to-male infection through heterosexual sex, the cohortsconsisted only of monogamous couples in whic...

Computers to be used to find blueprint for new influenza drug

...n the First World War itself. We may now be facing another flu outbreak, this time originating from chickens in Asia. “If we are successful, we will have taken important steps in finding a new way of fighting influenza and other diseases. It will then be for the pharmaceutical companies to take our blueprin...

Transplantation Of Monkey Embryonic Stem Cells Reverses Parkinson Disease In Primates

...most welcome particularly asinvestigators face yet another presidential moratorium endeavoring tolimit the number of human stem cell lines that can be used for futureresearch and treatment....

Newly discovered virus linked to childhood lung disorders and Kawasaki disease

...tly found to have evidence ofrecent infection with another virus as well. Of the remaining 67patients for whom clinical data were available, signs and symptoms ofinfection with the new virus included fever, cough, runny nose, rapidbreathing, abnormal breath sounds, and hypoxia; 35 had an underlyingcondition,...

HIV Patients May Be at Risk of Heart Problems When Taking Protease Inhibitor Drugs

...s will save lives by alerting the physician to yet another side effect associated with this class of drug." Dr. Ackerman is director of Mayo Clinic's Long QT Syndrome Clinic and Sudden Death Genomics Laboratory that specializes in various diseases and conditions that make a person vulnerable to sudden death...

Genome-wide mouse study yields link to human leukemia

...as a likely tumor suppressor gene gives clinicians another possible target for intervention. "We already have a drug, decitabine, that we know can reverse the effects of methylation," says Plass. "We are just beginning to figure out how it best works in humans, but simply knowing that we have a new target t...

Cytoplasm affects the number of vertebrae in carp-goldfish clones

...us of fish were transplanted to enucleated eggs of another genus of fish. The seven offspring, cloned from nuclei of common carp and egg cytoplasm of goldfish, were virtually identical to the nuclear donor species, Cyprinus carpio, in appearance and in most physical traits. The number of vertebrae in the cl...

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