Tag: "distinct" at biology news

Penn receives grant for initiative to help understand genes' effects on medications

...rs' scientific context, opportunities offered, and distinct methods and languages. "With this initiative we hope to remove roadblocks to collaboration so that a true meeting of minds can take place that will broaden the scope of investigation, yield fresh and possibly unexpected insights, and create solutions...

Of lice and men

...The study found modern humans have two genetically distinct types of head lice. One type is found worldwide an... lice probably would not have remained genetically distinct for the last 1.18 million years, Rogers says. (3) The diffusion wave model falls ...

Columbia University scientist wins 2004 Nobel Prize

...w the nose is able to distinguish more than 10,000 distinct smells. The researchers discovered a gene pool of ...has gone bad and can be powerful enough to trigger distinct memories years later. Axel and his colleagues also developed gene transfer techniques that ...

Head lice reveal contact between modern and ancient humans

...rio in which H. sapiens and H. erectus carried distinct types of lice. As the first waves of modern humans left Africa about 100,000 years ago and modern humans replaced archaic forms, the two forms engaged in enough contact-whether in the form of fighting, swapping clothes, or interbreeding-for archaic l...

Toward a better understanding of taste and smell impairments

...of this long-term collaborative effort." Three distinct lines of inquiry, each headed by Monell investigators, will pursue studies related to the impact of inflammation on clinical disruption of smell and taste function: One project, headed by cellular biologist Nancy Rawson, Ph.D., will study chr...

US Agency for International Development awards $34 million to Virginia Tech

...rograms (CRSPs). There are nine CRSPs, each with a distinct mission. Virginia Tech is now the only university managing two CRSP projects. One $17-million grant provides for Phase III in USAID's Integrated Pest Management Collaborative Research Support Program (IPM CRSP). Virginia Tech also managed Phase I...

World's top theoretical physicists converge to consider 'future of physics'

...cture, the hexagonal tower, which forms a visually distinct counterpart to the original iconic KITP round tower. "It took some time," said Bildsten, "for us here at the KITP to come to grips with the design concept for that hexagonal tower. It is all Michael Graves, and it is inspired." ...

Cooperation to create a new tuberculosis vaccine

...possible application method. DNA vaccines induce a distinct type of immune response that cannot be attained by traditional vaccines, and which is needed to fight many diseases that can not be treated so far, Tubersulosis being among them. With MIDGE (Minimalistic Immunogenically Defined Gene Expression) MOLOG...

'Junk' DNA may be very valuable to embryos

...ackson Laboratory in Bar Harbor, Maine, found that distinct retrotransposon types are unexpectedly active in mouse eggs, and others are activated in early embryos. Surprisingly, by acting as alternative promoters, retrotransposon-derived controlling elements drive the coordinated expression of multiple mouse ...

Mitochondria findings may help beat wide range of disease

...arry out this important function. "We observed two distinct stages, with the first involving outer membrane fusion yielding an intermediate structure of two conjoined mitochondria, followed by the subsequent fusion of the inner membranes giving rise to a single mitochondrion," McCaffery said. "Understanding t...

Laboratory test of evolutionary theory confirms importance of links between populations

... that every species is a collection of genetically distinct populations that are linked across landscapes, resulting in complex geographic mosaics of species interactions that can evolve differently in different locations. "We have a pretty solid theoretical framework for explaining coevolutionary interaction...

Using fruitflies to examine alcohol tolerance

...est that rapid and chronic tolerance are partially distinct in mechanistic terms, as well as genetically disti...d chronic tolerance may utilize at least partially distinct pathways in flies." "The most provocative result in this study is the suggestion that rapid and ch...

Large-scale forces shape local ocean life, global study shows

...ies around the world, Witman and his team chose 12 distinct biogeographic regions and randomly sampled at a total of 49 sites within these regions, which included the Gulf of Maine, Iceland, the Northeast Pacific, the Galapagos Islands, Chilean Patagonia, the Antarctic Peninsula, the Eastern Caribbean, Southw...

Sandbagging cancer in the bloodstream

...r how groups of cells form and define functionally distinct tissues and organs in the body. Blood vessels are lined by what are known as endothelial cells, which adhere to one another and line the body's blood vessels like bricks lining a subterranean tunnel. Cheresh and other basic science researchers over ...

New center to map DNA of key lab mice

...e environmental triggers of disease in genetically distinct mice, researchers can gain a better understanding of the relationship between genes and the environment in the development of disease in humans. Almost 200 human diseases are affected by exposure to environmental substances. For most diseases, more t...

Psychologist finds instance where 'two wrongs do make a right'

... that information from the eyes separates into two distinct streams: one to simply represent where we see thin...s have been thought to depend largely on accessing distinct maps of the environment within the brain, representing objects from varying locations in our field o...

Children's Hospital Boston geneticist awarded for research on muscular dystrophy

...terns common to all muscular dystrophies and those distinct to particular forms of the disease. These patterns will provide insight on how gene mutations affecting dystrophin and its associated proteins lead to muscle weakening and degeneration, while also shedding light on the biology of normal muscle develo...

Wistar study demonstrates heritability of non-genomic information

...ing to the new data. This heritable information is distinct from the genetic information coded in the DNA and is referred to by scientists as being "epigenetic" in nature. A report on the study appears in the November 1 issue of Genes & Development. "The implication of our findings is that, parallel to the ge...

Researchers uncover how infections combat plant immune responses

...RNA silencing and each inhibits RNA silencing in a distinct manner," said Ding. CTV is one of the most important virus pathogens affecting citrus worldwide, causing significant economic losses not only from disease, but also from the need to remove CTV-infected trees. Since viral suppressors are also known t...

Scientists uncover secret to sharp teeth

...mmetric expression of follistatin accounts for the distinct patterning of enamel formation in mouse incisors and that follistatin expression is required for formation of enamel-free tooth regions. While the mechanism that dampens follistatin expression in unknown, it is clear that the lack of follistatin all...

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(Date:5/21/2013)... Using a "patient monitoring" device attached to a whale ... time how fishing lines changed a whale,s diving and ... whales, ability to eat and migrate, depletes their energy ... can result in a slow death. , The scientists ... a Dtag to a two-year-old female North Atlantic right ...
(Date:5/21/2013)... method for delivering molecules into single, targeted cells ... technique could find applications in drug delivery, cell ... a technique used to deliver molecules into ... that are caused by exposing them to electric ... cell transfection. (Cell transfection is the introduction of ...
(Date:5/21/2013)... an uphill battle? Try staying fit in space, where ... and bone. , That,s the challenge a group of ... three-year, $1.2 million grant from NASA. Their goal is ... missions. , "You could give astronauts the best exercise ... to stick to it, it isn,t going to help," ...
Breaking Biology News(10 mins):Study reveals how fishing gear can cause slow death of whales 2Study reveals how fishing gear can cause slow death of whales 3Single-cell transfection tool enables added control for biological studies 2Fueling fitness on the final frontier 2
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