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Tag: "confronting" at biology news

Mosquito genes explain response to climate change

...and dryer than others. Plants and animals are not confronting this stress directly, but rather they are flowering, reproducing and going dormant at different times of the year than they used to. Many species will be unable to change quickly enough and will become extinct." "Climate change will change the se...

Why do some queen bees eat their worker bee's eggs?

...olice" each other ?killing eggs laid by workers or confronting egg-laying workers. In 1964 the English biologist William Hamilton put forward his "relatedness hypothesis", a major landmark in kin selection theory. His hypothesis was that worker bees, wasps and ants do not reproduce because most workers are ha...

Anti-inflammatory drug's potentially deadly side effect found to be rare

...ults. Clifford says the concerns researchers are confronting now in natalizumab will likely have to be considered again as other drugs are developed using the same customized targeting techniques. "This drug is a good example of the potential of developing drugs with very specific biological targets in mind,...

Bringing the zoos to the zebras

...o teach the zoo public about the ecological issues confronting Grevy's zebras. "Zoos have an important role in the future of biodiversity, and are a key stakeholder in Earthwatch's research and education programs," said Dr. Marie Studer, chief science officer at Earthwatch. "We look forward to continuing our cl...

Scientists design potent anthrax toxin inhibitor

...additional form of therapy available to physicians confronting a case of inhalation anthrax," notes Phillip J. Baker, Ph.D., anthrax program officer at NIAID. Anthrax toxin has three parts: protective antigen (PA), a protein that binds to a receptor on the target cell surface; and two enzymes that must be trans...

Getting an evolutionary handle on life after reproduction

...oing investigations of the life history of guppies confronting different predatory threats in Trinidad. Individuals facing different mortality threats should evolve different adaptations in their life histories, such as age at first reproduction, investment in reproduction, and patterns of senescence, including ...

Hopkins AIDS experts issue warning about global efforts to provide drug therapies

...or developments in medicine that shared the issues confronting distribution of antiretroviral therapies. The first two pivotal events were advances to treat if not cure then-fatal diseases: the discovery of insulin for diabetes in 1922 and the mass distribution of the antibiotic penicillin in 1943. In the case...

Bound for destruction: Ubiquitination protects against improper Notch signaling

...g pathway represents a neat solution to theproblem confronting cells of how to prevent molecular loose cannonsfrom fouling their precisely ordered workplans....

A much-needed shot in the arm for HIV vaccine development

...accine remains one of the most difficultchallenges confronting biomedical research today," write the plan'sauthors, but fortunately "scientific progress has created newopportunities that could be harnessed more effectively through globalcoordination and collaboration.""These new opportunities include an expanded...

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(Date:4/17/2014)... in many serious conditions such as heart disease, epilepsy ... drug therapies. Unfortunately, there is still much scientists do ... fresh and unexpected insight into the structure of sodium ... molecules - which are responsible for ,fine-tuning, the activity ... most recent edition of the Journal of Biological ...
(Date:4/17/2014)... have detected new early-warning signs of the potential loss ... far-reaching implications for the diagnosis and treatment of diabetic ... Americans. , "We had not expected to see such ... said Ann Elsner, professor and associate dean in the ... study. "We set out to study the early signs, ...
(Date:4/17/2014)... forests are chock full of wild animals and plant ... of fungi are churning away in the soil, decomposing ... Despite the vital role these fungi play in ecological ... Stanford-led team of scientists has generated a genetic map ... America. The work was published this week in the ...
Breaking Biology News(10 mins):Structure of sodium channels different than previously believed 2New technique detects microscopic diabetes-related eye damage 2New technique detects microscopic diabetes-related eye damage 3Stanford biologists help solve fungal mysteries 2Stanford biologists help solve fungal mysteries 3
(Date:4/17/2014)... 2014 EcoHealth Alliance, a nonprofit organization that focuses ... comprehensive review today examining the current state of knowledge ... calls for improved global surveillance strategies to combat the ... of Ebola in West Africa that has claimed the ... and Liberia. According to the World Health Organization ...
(Date:4/17/2014)... potential to ward off depression among retirees, particularly among ... in The Journals of Gerontology, Series B: ... article " Internet Use and Depression Among Retired Older ... the authors report that Internet use reduced the probability ... study sample. , Late-life depression affects between 5 ...
(Date:4/17/2014)... NEW YORK (17 April 2014) Population Council scientists and ... is safe, stable, and can prevent the transmission of ... and rectum in animals: HIV, herpes simplex virus 2 ... provides the first data that the gel is effective ... of efficacy in the vagina against all three viruses ...
(Date:4/17/2014)... April 17, 2014 Meaningful long-term survival ... cancer of the abdomen when treated with cytoreductive ... to a first-of-its-size analysis by physicians at Wake ... has the largest reported, single-center experience with cytoreductive ... Levine, M.D., and analysis of 20 years, worth ...
(Date:4/17/2014)... world is less than 40 years away from a ... and governments, according to a top scientist at the ... in human history, food production will be limited on ... and energy," said Dr. Fred Davies, senior science advisor ... could become as politically destabilizing by 2050 as energy ...
Breaking Medicine News(10 mins):Health News:Re-emergence of Ebola focuses need for global surveillance strategies 2Health News:Re-emergence of Ebola focuses need for global surveillance strategies 3Health News:Internet use may cut retirees' depression 2Health News:Animal study provides first evidence that gel can prevent multiple virus transmission in vagina/rectum 2Health News:20 years of data shows treatment technique improvement for advanced abdominal cancer 2Health News:Food shortages could be most critical world issue by mid-century 2
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