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Tag: "between" at biology news

Great White shark evolution debate involves WSU Lake Campus geology professor

...k. Serration densities possess a strong similarity between the Great White and makos, where the serration densities between the Great White and megladon exhibit sharp differences. In summary, our morphological (form and stru...

Flocking together: Study shows how animal groups find their way

...ajority or minority. Couzin, who divides his time between Princeton and Oxford University, collaborated with Simon Levin of Princeton as well as Jens Krause of the University of Leeds and Nigel Franks of the University of Bristol. In addition to its biological insights, the research may provide ideas for d...

Institute for Systems Biology Symposium Addresses Need for Better Computational Tools

...es and are well on our way to reaching the goal of between 100,000 - 150,000 structures." The project, funded by IBM and tapping into the unused computational power of idle computers is helping predict the shape of human proteins and helping make new scientific and medical breakthroughs come at an ever fast...

Low level of extinction during ice age linked to adaptability

...ees of the equator, roughly as far south as a line between present-day Raleigh, Memphis and Albuquerque or ne.... During that era, "seasonality" -- the difference between annual temperatures' highs and lows -- was amplified by the presence of glaciers. "I've suggested t...

50-year-old Mystery Solved: Protein Tags Regulate Key Ion Channel

...he stimuli that are life, is all about the balance between ions inside and outside each cell. The gradual doling out or sudden influx of ions through ion channels are the basis for those cellular activities that give us thoughts, sights, tastes, sounds and our ability to move." "Consequently," he adds, "cel...

Researchers discover chemical compounds that affect plant growth

..., The Power of Chemical Genomics to Study the Link between Endomembrane System Components and Gravitropic Response. Her team included equal contributions from UCR colleagues Marci Surpin, Marcela Pierce-Rojas, Clay Carter, Glenn R. Hicks. Co-author Jacob Vasquez originally came to the Raikhel lab from San Be...

Fibril Shape Is The Basis Of Prion Strains And Cross-species Prion Infection

...en, barriers to the transmission of prion diseases between species "have emerged as a major public health iss...cenario, disease transmission would be more likely between species with similar prion amino acid sequences. But a few mysteries stood in the way: Some individ...

Increased risk of osteoporosis associated with gene that one in five people have

...ity, so we set up a study to evaluate the relation between bone density and variations of the CYP1A1 gene." ...oporosis, and our data showed a strong correlation between the genetic variant and low bone density." The research team measured bone density in both the spin...

New Drugs For Bad Bugs: UF Approach Could Bolster Antibiotic Arsenal

...easonable expectation here in terms of the balance between benefits and potential harm. The worries I have right now are because of these unrealistic expectations, the requirements are going to be even higher, and it’s going to be harder and even more expensive to bring a new drug to market.?/p> About 70...

Key mechanism in genetic inheritance during cell division identified

...to be largely governed by the lateral interactions between adjacent protofilaments," the authors note, "rings...more, the Berkeley researchers showed that binding between the ring and the microtubule is mediated by flexible domains, and is largely electrostatic in nature...

HIV-1 spread through six transmission lines in the UK

...s was the case. Instead, we see little correlation between widespread availability of treatment and reduction...subtype B, which is mainly transmitted through sex between men. Very little is known about how subtype B successfully invaded the British population, and more ...

Computational Method Speeds Mapping of Cell Signaling Networks

...tistics to determine associations and dependencies between molecules in a network. With sufficient experiment...work analysis can not only identify an association between signal molecules A and B, it can detect whether B depends on A for transfer of the signal. The team...

Alzheimer's cognitive decline slowed

...cting the brain cells, essential for communication between cells. The recent human studies were a Phase I clinical trial, designed to test safety and toxicity. The procedure was initially performed while patients were awake but lightly sedated, and two patients moved as the cells were being injected, resulti...

Buying Time Through Hibernation on Demand

...d plunged to 61 F. "Understanding the connections between random instances of seemingly miraculous, unexplained survival in so-called clinically dead humans and our ability to induce ?and reverse ?metabolic quiescence in model organisms could have dramatic implications for medical care," Roth said. "In the ...

U-M team recovers ancient whale in Egyptian desert

...d plunged to 61 F. "Understanding the connections between random instances of seemingly miraculous, unexplained survival in so-called clinically dead humans and our ability to induce ?and reverse ?metabolic quiescence in model organisms could have dramatic implications for medical care," Roth said. "In the ...

Chemicals in tattoo inks need closer scrutiny

...elf expression." The new research ?a joint effort between Finley-Jones and Leslie Wagner as part of an undergraduate research project directed by Jani Ingram, a professor of chemistry at NAU ?has two main goals: to characterize the diversity of tattoo inks, and to determine if any inks pose health threats i...

Love's all in the brain: fMRI study shows strong, lateralized reward, not sex, drive

...e first physiological data to confirm a connection between romantic love and motivation networks in the brain...ret the data, also found a "fascinating continuity between human romantic love and the physiological expressions of attraction in other animals. Other scientis...

Navigating an integrated yeast network

...ws the building of 'thematic maps' of interactions between macromolecules that can be tied to biological phen...aps can highlight previously unknown relationships between functional modules in a cell. In addition, they can be used to predict interactions that are hard to...

Disease diagnosis, biodefense among UH chemical research projects

...stry, will discuss "Thermodynamics of interactions between glucose and maltose binding protein." His group's poster presents progress toward better understanding of the chemical and physical driving forces of carbohydrate-protein interactions that are important in biological systems. # Roman S. Czernuszewic...

Solutions that reduce death of marine life reeled in by International Smart Gear Competition

...m away unharmed. Sorting mature shrimp and finfish between the lower and upper parts of the net helps to reduce the time the trawler crew spends sorting on deck. This enhances profitability: it allows more time for productive fishing and also prevents shrimp from being crushed under the weight of fish and by...

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