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Tag: "increasing" at biology news

Jump-starting T Cells In Skin Cancer

...Experimental Medicine, that these vaccines work by increasing the number of immune cells called killer T cells that can attack the tumor. In an unexpected finding, however, they discovered that that these cells mostly recognize tumor proteins that were not contained in the vaccine. Understanding the characteris...

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

... actually decreased cholesterol in the liver while increasing it in the bloodstream. "Before this report, it wasn't clear what the differences were between saturated fats and unsaturated fats in their ability to raise cholesterol blood levels," commented Jeffrey Flier, MD, an obesity specialist at Beth Israel ...

An HIV Protein Plays a Surprising Role in Gene Activation

...el holds, by stimulating transcript elongation and increasing RNA polymerase's processing efficiency. In a new study, Tamal Raha, Grace Cheng, and Michael Green work with human cell lines and find evidence that Tat can also stimulate PIC assembly. While most transcription factors bind to DNA, Tat binds to an a...

Scientists collaborate to assess health of global environment

...n help policymakers decide whether the benefits of increasing food production will outweigh the effects on water quality and biodiversity by giving them the information they need to make tough decisions. A substantial body of work addressing specific aspects of the assessment will follow this month's release o...

Enzyme shown to help protect genomic stability

...me acts on histones, molecules that have attracted increasing attention from scientists as they move beyond sequencing the human genome to trying to better understand how DNA is managed and its activity regulated. Histones are small proteins around which DNA is coiled to create structures called nucleosomes. Co...

Scientists discover the cellular roots of graying hair

... a major risk factor in the disease, whichhas been increasing in the past several decades.Melanocytes, which man... investigatorsexamined human scalp tissue taken at increasing ages, and determinedthat the same pattern occurred.Since cell survival in general is influenced by a...

Fundamental Finding Yields Insight into Stem Cells, Cancer; Opens Door to Drug Discovery

... a major risk factor in the disease, whichhas been increasing in the past several decades.Melanocytes, which man... investigatorsexamined human scalp tissue taken at increasing ages, and determinedthat the same pattern occurred.Since cell survival in general is influenced by a...

Weizmann Institute scientists develop a new approach for directing treatment to metastasized prostate cancer in the bones.

... a major risk factor in the disease, whichhas been increasing in the past several decades.Melanocytes, which man... investigatorsexamined human scalp tissue taken at increasing ages, and determinedthat the same pattern occurred.Since cell survival in general is influenced by a...

Research Gives Hope For Liver Damage

...f thesame age group. Liver failure is also rapidly increasing in youngerpeople with the deaths in the UK of 500 men and 300 women aged 25-44,in 2003."Professor John Iredale of the University of Southampton said: "We arefacing a huge increase in the numbers of patients with advanced liverfibrosis (scarring) and ...

Agilent Technologies releases automated literature search tool for biology researchers

... form a visual map of complex biological networks, increasing their understanding of molecular pathways and the biological causes of disease. The Agilent Literature Search tool automatically searches for and extracts information from multiple textual databases, such as those of the U.S. Patent Office and the N...

South America's vast pantanal wetland may become next everglades, UNU experts warn

...development projects have been initiated, aimed at increasing the contribution of the Pantanal and its catchment... of water and soil from farm chemicals, as well as increasing industrial pollution from urban centres, has become a problem." The analysis says "the activities o...

Family trees of ancient bacteria reveal evolutionary moves

...teria have evolved a system to survive a gradually increasing oxidizing environment, making them of interest to a broad range of researchers. Blank is able to draw her hypothesis from family trees she is drawing of Cyanobacteria. Her observations are likely to incite debate among biologists and geologists stud...

Genetically modified rice in China benefits farmers' health, study finds

...elping farmers reduce pesticide use in the fields, increasing yield and having any identifiable health effects on the farmers growing the genetically modified rice strains. They examined data from field trials involving two genetically modified rice strains: the Xianyou 63, created to be resistant to rice stem...

Vampire bats keep out of trouble by running

...nt of time," Riskin explains. The researchers kept increasing the speed of the treadmill and, much to their surprise, their subjects broke into a run. "They just seem to do everything a little differently from the general bat rule," Riskin says about what he refers to as the "cute, adorable, big-eyed and famil...

Cricket's finicky mating behavior boosts biodiversity

...e have macro-evolutionary consequences in terms of increasing biodiversity? If so, this affects how life on the planet looks. The more species you have, the more complex the ecology is going to be." In down-to-earth terms: "What turns a female cricket on? Why does she prefer one pulse rate over another? Whate...

Researchers devise way to mass-produce embryonic stem cells

... and don't produce cells fast enough to respond to increasing demands for human embryonic stem cells, said Shang-Tian Yang, a professor of chemical and biomolecular engineering at Ohio State University. Federal rules forbid the federal funding of research on human embryonic stem cell lines that aren't listed o...

Chemists identify immune system mechanism for methamphetamine binges

... up antibodies to the drug itself, so they require increasing amounts to get high, resulting in binging behavior, he says. "Without knowing it, they're essentially vaccinating themselves against the drug, and that's not a good thing as it requires more of the drug to get high," says Janda. His findings were fi...

WHO Warns Of Increased Risk Of Vector-borne Diseases In Tsunami-affected Areas

...alth workers. WHO, with national authorities, are increasing awareness among national and international personnel regarding risk of dengue infection. "Proper management of dengue hemorrhage fever can reduce fatality rates and save many lives", said Dr Samlee. In Sri Lanka, WHO and UNICEF have provided long-la...

Marburg haemorrhagic fever in Angola update

...ied with any certainty. The number of cases began increasing in February and then, more dramatically, in March. On 21 March, Marburg virus was detected in patient samples sent to the Centers for Disease Control and Prevention in Atlanta (USA), and WHO assistance was requested by the Ministry of Health in Angol...

Microbial forensics: The next great forensic challenge

...ymptoms of disease if not warned to look for them, increasing risk and allowing adversaries to escape; effective treatments may not exist for many agents; numerous unprotected agricultural targets exist; and the availability of basic knowledge and biological equipment in hospitals, universities, industries, and...

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(Date:9/16/2014)... , Sept. 16, 2014  Cross Match ... management solutions, announced today the launch of its ... authenticate the identity of an individual using their ... Verifier Sentry rapidly reads credential documents with embedded ... by matching the biometric to a live scan ...
(Date:9/15/2014)... 15, 2014) The so-called central dogma of ... long provided a simplified explanation for how genetic ... , In reality, of course, the process ... articulated nearly 60 years ago by Nobel Laureate ... For one, there are multiple types of RNA, ...
(Date:9/15/2014)... research has determined that a single group of microorganisms ... B12 production in the oceans, with implications for the ... B12 is an essential molecule required by most life ... relatively small group of microorganisms because it is so ... key role in maintaining the brain and nervous systems, ...
Breaking Biology News(10 mins):Cross Match Launches New Identity Management Handheld Solution 2Scientists discover RNA modifications in some unexpected places 2Researchers discover new producer of crucial vitamin 2
(Date:9/16/2014)... patients who received hypofractionated (HPFX) radiation therapy (RT) ... as bladder and bowel function were at similar ... presented today at the American Society for Radiation ... that parallel quality of life outcomes occurred between ... HPFX RT. , The phase I/II trial enrolled ...
(Date:9/16/2014)... (PET) tracer is effective in diagnosing concussion-related brain disease ... case study conducted at the Icahn School of Medicine ... in New Haven, and published September 16 in the ... results suggest that an experimental radiolabeled compound called [18 ... called tau that accumulates in the brain with repetitive ...
(Date:9/16/2014)... any other workplace incident, a statistic that transport safety ... being hosted by QUT,s Centre for Accident Research & ... in Transport Conference (OSIT) to be held on the ... experts from all facets of transport safety including roads, ... safety. , CARRS-Q research fellow Darren Wishart said the ...
(Date:9/16/2014)... soon better predict a man,s risk of getting prostate ... the largest-ever analysis of the cancer,s genetic biomarkers, reported ... of Health and Biomedical Innovation,s Dr Jyotsna Batra and ... in the large consortia of research hubs around the ... genetic markers in 80,000 men. , "It,s the largest ...
(Date:9/16/2014)... September 16, 2014 Non-small cell lung cancer (NSCLC) ... smokers at the time of diagnosis have a ... (SPLC) compared to those who are current smokers, ... a higher risk of SPLC, according to research ... Oncology,s (ASTRO,s) 56th Annual Meeting. , The analysis ...
Breaking Medicine News(10 mins):Health News:Prostate cancer patients who receive hypofractionated RT report consistent QoL 2Health News:Prostate cancer patients who receive hypofractionated RT report consistent QoL 3Health News:Neuroimaging technique identifies concussion-related brain disease in living brain 2Health News:Neuroimaging technique identifies concussion-related brain disease in living brain 3Health News:CARRS-Q Host International Transport Safety Conference 2Health News:New gene research helps pinpoint prostate cancer risk 2Health News:NSCLC patients who never smoked or who quit smoking have lower risk of developing secondary cancers 2Health News:NSCLC patients who never smoked or who quit smoking have lower risk of developing secondary cancers 3
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