Tag: "all" at biology news

Bioartificial kidney under study at MCG

... blood is given back to the patient. In the study, all patients receive this standard approach to cleaning the blood. But two-thirds of the study participants take the additional step of having the liquid portion of their filtered blood, called an ultrafiltrate ?which would contain remaining toxins, ele...

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

...otherapy alone, was associated with improvement in all end points analyzed. This included a 32% reduction in breast cancer mortality and a 27% reduction in overall mortality compared with chemotherapy alone. In addition, long-term toxic effects, including cardiac deaths, were acceptable for both groups o...

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

...otherapy alone, was associated with improvement in all end points analyzed. This included a 32% reduction in breast cancer mortality and a 27% reduction in overall mortality compared with chemotherapy alone. In addition, long-term toxic effects, including cardiac deaths, were acceptable for both groups o...

Molecular biology fills gaps in knowledge of bat evolution

...rtions of 17 nuclear genes from representatives of all bat families. Their results support the hypothesis that the group of large fruit-eating bats from the tropics, that fly mostly during the day - known to biologists as megabats - emerged from four major lineages of smaller and more widely dispersed, ...

Source of molecular triggers in cutaneous T cell lymphoma identified

... ago. The Yale research group reported that, like all T cells, the cancerous CTCL cells require antigenic stimuli delivered by specialized dendritic cells of the epidermis, referred to as Langerhans cells (LC), in order to replicate. To determine the nature of the activating antigen, Carole Berger, a r...

Protein discovery could unlock the secret to better TB treatment

...ould allow the development of methods to 'wake-up' all dormant bacteria in a patient allowing antibiotics to kill the bacteria and cure the disease." The team includes Prof Brian Henderson at the UCL Eastman Dental Institute, Nicholas Keep from Birkbeck, University of London, and John Ward at UCL as wel...

Yellowstone microbes fueled by hydrogen, according to U. of Colorado study

...g in the hot springs communities revealedthat they all prefer hydrogen as an energy source. They also observedubiquitous H2 in all the hot springs at concentrations sufficient formicrobial bioenergetics.Thermodynamic models based o...

Columbia research lifts major hurdle to gene therapy for cancer

...virus is constructed toexploit a characteristic 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 ...

Novel technology detects human DNA mutations

...onstrated withunamplified DNA samples representing all possible forms of three genesimplicated in hypercoagulation disorders.Related : Nanosphere Inc. Technology ...

Priming embryonic stem cells to fulfill their promise

...marilyof just five proteins. They applied spots of all 32 possiblecombinations of the five proteins as en...dtheir progression into liver cells. "We looked at all the combinationsat once," said Bhatia. "Nobody has done this combinatorial approachbefore."Bhatia, C...

Growth in the sea comes down to a struggle for iron

...oplankton in some ocean waters that seemed to hold all the basic nutrients for life. Speculation that iron provided part of the answer goes back to the 1930s. However, it wasn't until 1989 in the journal Nature that oceanographer John Martin reported the first series of iron experiments that indicated ir...

Poor prenatal nutrition permanently damages function of insulin-producing cells in the pancreas

...cent less than the control group. After delivery, all babies nursed and all mothers ate a full diet. "By the time the babies were weaned, at three weeks, the low-birth-weight g...

Fox Chase Cancer Center scientists identify immune-system mutation

...t when the normal form of this factor is active in all developing lymphocytes, it can redirect would-be killer cells to the CD4 helper T cell lineage. This indicates that Th-POK is a master regulator of the maturation process." Understanding the development of critical components of the immune system ca...

Controversial drug shown to act on brain protein to cut alcohol use

...nt; and Khanhky Phamluong, BA, research associate, all at theGallo Center.The research is supported by funds provided by the State of Californiathrough UCSF for medical research on alcohol and substance abuse, andby the Department of Defense....

Termites feed through good vibrations

...are voracious and indiscriminate eaters, consuming all the wood that they find," Dr Evans says. "But the reality is that termites are selective feeders and choose their food very carefully. The palatability of the wood species and hardness is important as are defensive chemicals made by the plant. But ou...

Current human embryonic stem cell lines contaminated UCSD/Salk team finds

.... Alltraditional culture-dish methods used to grow all human embryonic stemcells include animal-derived materials, including connective tissuecells (so-called "feeder layers") from mice and fetal calf serum."The human embryonic stem cells remained contaminated by Neu5Gc evenwhen grown in special culture ...

UCLA Study Shows One-Third of Drug Ads in Medical Journals Do Not Contain References Supporting Medical Claims

...of the pharmaceutical ads offered no references at all to support medical claims. In addition, most of th... funding sources of the original research cited in all the ads and of a random sample of 100 journal articles. Out of 294 ad references citing original res...

Drug That 'Tags' Decision-making Areas Of The Brain May Aid

...etitive exposure to specific drugs. Thesebehaviors all result from the formation of new connections betweenindividual neurons or modifications of existing connections in thebrain.“Imaging of nicotine receptors also gives us the potential to study whysome people are more addicted to nicotine than others,?...

Plants, animals share molecular growth mechanisms

...egore Koliantz; Eileen Malley, laboratory manager, all of the Department of Agronomy; and Shanjin Huang, postdoctoral student, and Christopher Staiger, professor, both of the Department of Biological Sciences. Staiger and Szymanski also are members of the Purdue Motility Group. Related Websites : Pur...

Scientists Replicate Hepatitis C Virus in Laboratory

...ur model system produced viral particles that have all the properties of the whole virus. This evidence together with an analysis of the replicated viral RNA supports a conclusion of viral replication and production.?/p> The NIDDK group used a strain of HCV that would have applications to the greates...

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