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Tag: "their" at biology news

TEL2 gene cooperates with MYC gene to provoke B-cell lymphomas

...cells, the more likely some of them will eliminate their p53 function. Without the ability to commit suicid...t we saw in mice that were genetically modified so their B lymphocytes were over-expressing MYC," Grosveld said. "When we forced over-expression of TEL2 in t...

Examination of internal 'wiring' of yeast, worm, and fly reveals conserved circuits

...is involved in the guidance of nerve cell axons to their synaptic targets, or junctions, with other nerve c...teraction." Systems biologists such as Ideker say their ultimate goal is a comprehensive computer model of how cells work. A description of all protein-inte...

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

...according to the analysis, "fundamentally altering their ecology, biodiversity and species composition." T...tions over centuries. "Maintenance of wetlands in their current state, and thus the goods and services they provide and the species they support, is crucial...

Falling ants glide back to trunk to avoid dangers of forest floor

...the only wingless insects known to actively direct their fall ?were first observed last year outside Iquito...few dozen ants that were attacking him and noticed their uncanny ability to land on the tree's trunk and climb back to the very spot from which they'd fallen...

X-Ray Beams And Fruit Fly 'Flight Simulator' Aid Scientists' View Of Muscle Power

...ophysics at the UVM College of Medicine, published their results in a report in the Jan. 20 issue of the British journal Nature. To conduct their research, Maughan and his IIT and Caltech colleagues merged extremely bright X-ray beams and a “virt...

Unexpressed But Indispensable -- The DNA Sequences That Control Development

...ng regulatory elements are largely unknown, making their discovery by simple sequence analysis difficult. I...topology of the DNA, thereby controlling access to their associated gene. Several clusters also appear in regions without any known genes—the identification ...

UF Researchers Map Bacterial Proteins That Cause Tooth Loss

...da and the University of Washington. They describe their findings in the current issue of the journal Prote...t Americans have some form of periodontal disease, their symptoms ranging from mild gum irritation to complete tooth loss. People with periodontal disease a...

Photos show jaguar vamping for camera

...n Society is working to protect jaguars throughout their range with projects in several Latin American countries designed to safeguard healthy populations of this spectacular big cat. ...

UCSD team discovers specialized, rare heart stem cells in newborns

...s the possibility that an individual could receive their own cardiac stem cells to correct a wide spectrum ...ellular transplantation in living animals to study their role in endogenous repair after cardiac injury. ...

Scientists solve structure of key protein in innate immune response

...iological Chemistry, scientists in Korea announced their elucidation of three-dimensional structure of CD14 and showed how it is perfectly suited to bind to certain bacterial products. The research appears as the "Paper of the Week" in the March 25 issue of the Journal of Biological Chemistry, an American...

Key Trigger Of Opioid Withdrawal Symptoms Found

...ehavioral techniques aimed at helping addicts kick their habits. To zero in on the machinery underlying w...ugs to inhibit the GABA transporter "could produce their therapeutic effect through altering extracellular GABA concentrations as well as directly altering t...

Love at first smell

...he same molecules to communicate information about their immune system as other vertebrates, this experiment can be assumed to be important for many animals, including humans. Humans have used perfumes for thousands of years. However, it seems that our choice of perfume should depend on our MHC genes. Perh...

World's largest rainforest drying experiment completes first phase

...simply absorbed water from deeper in the soil with their extensive root systems, avoiding most of the visib...rees ran out of water in the soil, they would shed their leaves. In fact, this study shows that the reaction to drought is instead a decrease in the rate at ...

Carnegie Mellon scientists develop tool that uses MRI to visualize gene expression in living animals

...versity scientists have "programmed" cells to make their own contrast agents, enabling unprecedented high-r...ogy tools we can now enable living cells to change their MRI contrast via genetic instructions." "The new imaging method is a platform technology that can b...

Family trees of ancient bacteria reveal evolutionary moves

... and biomass ?has concluded that these species got their start on Earth in freshwater systems on continents...the biosphere was much less than it is today. Over their very long life span, Cyanobacteria have evolved a system to survive a gradually increasing oxidizing...

In the migratory marathon, parasitized monarchs drop out early

...rated that seemingly small effects of parasites on their hosts could have a much larger impact when combined with the stresses of long-distance migration. ...

Scientists discover how fish evolved to float at different sea depths

...tand the diversity and success of modern fishes in their environment." Dr Berenbrink's research will be published in Science magazine on Friday, 18 March 2005. ...

Gene therapy for Parkinson's disease moves forward in animals

...ving the treatment, all animals had limited use in their left paws. After treatment, the animals receiving ...erapeutic enzyme mixture show complete recovery in their paws. Researchers say not only did the rats recover substantial degrees of function in their impaire...

FDA Approves New Drug to Treat Type I and Type II Diabetes

...in patients who cannot achieve adequate control of their blood sugars on intensive insulin therapy alone. ...mlin should only be used if they are already using their insulin as prescribed, but still need better blood sugar control; will follow their doctor's instruc...

Scientists find fossil proof of Egypt's ancient climate

... the Sahara throughout the last million years, but their duration, intensity, and frequency remain somewhat... life span of between one and two years, and build their shells in a classic spiral with whatever water is available that day. The snails were preserved in c...

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