Tag: "microbes" at biology news
Pollution causes 40 percent of deaths worldwide, study finds
... in more soil being blown but spreading of disease microbes
and various toxins. At the same time, more microbes
are becoming increasingly drug-resistant. And global warming, together with changes in biological di...
In limiting life span, study finds booming bacteria innocent
...ients and energy with the aid of bacteria, and the microbes
are provided with a buffered environment, carbohydrates, and other nutrients, the researchers noted. Since immune function is impaired with age, it might be expected that bacterial load would increase or be otherwise altered as people grow older. Ind...
Taming the anthrax threat
...gets. They say the methods they used to detect the microbes
activities should become important new tools for other researchers. Ultimately, the goal in this and other related research is to discover more effective, more easily tolerated treatments than those available now if an anthrax attack occurs, says ...
Einstein researchers' prototype vaccine could provide improved protection against tuberculosis
...ing apoptosisthe cell suicide often triggered when microbes
invade cells. For intracellular TB bacteria, avoiding apoptosis is an understandable aim: Apoptosis flushes them into the open, activating immune cells known as CD8+ T cells. These T cells make important contributions to the immune response by moppin...
Uncovering the secrets of the deep
...etagenomics is the large-scale genomic analysis of microbes
recovered from environmental samples as opposed to... composed of 28 million DNA sequences from oceanic microbes
and predicts nearly 6 million proteins. By combining the predicted protein sequences with automatic ...
Surprising new species of light-harvesting bacterium discovered in Yellowstone
...ica Allewalt, had already grown a culture of mixed microbes
from the mats," Bryant explains, "although she didn't realize at the time that the mixture contained Cab. thermophilum." Cab. thermophilum grows near the surface of the mats together with cyanobacteria, or blue-green algae, where there is light and...
Study finds contaminated water reaching Florida's offshore keys
...ther serve as surrogates for other disease-causing microbes
found in sewage, declined with distance from shore but tended to be elevated in the surface layers of coral mucus relative to the surrounding water. High levels of fecal indicator bacteria from canals were also shown to move into the nearshore enviro...
Probing biology's dark matter
...ible for laboratory study. The vast majority of microbes
are notoriously resistant to growing in laboratory...ientists who want to identify and characterize new microbes
circumvent the need to culture them at all. Research on the device published in the July 9, 2007, ...
White blood cells are picky about sugar
...nce in favor of the immune system by targeting the microbes
directly. A substance like beta-1,6-glucan could help tilt this balance further by stimulating immune cells. Rubin-Bejeranos work offers hope for combating the growing problem of microbial infections, which can seriously threaten human healthpartic...
New way to target and kill antibiotic-resistant bacteria found
...inst the antibiotic survives. These drug-resistant microbes
quickly accumulate useful mutations and share them with other bacteria through conjugation the microbe equivalent of mating. Conjugation starts when two bacteria smoosh their membranes together. After each opens a hole in their membrane, one squi...
Investigating Life in Extreme Environments report gives hints on facts of life
...nitiative considered all types of life forms (from microbes
to humans) evolving in a wide range of extreme environments (from deep sea to acidic rivers, polar regions or planetary bodies). A series of recommendations were made from a large-scale interdisciplinary workshop (128 participants) organised in Novem...
World Wildlife Fund warns against iron dumping experiment near the Galapagos Islands
...This change in chemistry could favor the growth of microbes
that produce powerful greenhouse gases such as nitrous oxide. The introduction of large amounts of iron to the ecosystem--unless it is in a very pure form, which is likely cost-prohibitive at the scales proposed--would probably be accompanied b...
$125 million bioenergy initiative powered by Midwest ag industry, MSU research
...veloping new processing techniques and agents from microbes
for breaking down cellulose, improving the microbial and chemical processes that convert biomass to energy products, providing an environmental and economic framework for sustaining the biomass-to-fuel pipeline and integrating new technologies includ...
UC Davis is partner in new $125 million federal bioenergy research center
...lant cell walls being converted tofuels and of the microbes
doing the converting. The chief JBEI researcher ...said. Other UCDavis scientists will be looking for microbes
that are particularlyadept at degrading those cell walls, which is a key step in thebiofuels product...
DOE Joint Genome Institute secures long-term lease on production genomics facility
...ee genome, and now characterizing other plants and microbes
that will play a major role in improving our energy future. In addition, DOE JGI researchers are serving to inspire the next generation of scientists and engineers through the thousands of local high school students who have toured the facility over...
Gut check: Tracking the ecosystem within us
...d widely from baby to baby both in terms of which microbes
were present and in how that composition changed over time. That finding, she said, is important because it helps broaden the definition of healthy microbial colonization in a baby. Another intriguing observation, Palmer noted, was a tendency for ...
ASM scores a hat-trick at the 2007 Hermes Creative Awards
...s are a great way to make people aware of the role microbes
play in everyday life, said Chris Condayan, manager, public outreach for ASM. Its quite an honor to be recognized for all three programs by the Hermes Awards. Hermes Creative Awards is administered and judged by the Association of Marketing and Com...
In nature, proteins sweep up nanoparticles
...nce, reveals that the proteins travel far from the microbes
that produce them, and then amass metal nanopartic...hich are the telltale calling cards left behind by microbes
that may have lived eons ago. The presence of fine particulate sulfides in minerals is one such bios...
Small, self-controlled planes combine plant pathology and engineering
...hat have never been cultured before. Some of these microbes
may thrive only in the atmosphere, and many of the...isms in the atmosphere. He explained, We know that microbes
mediate important biochemical processes in the soil and the ocean. It is not so farfetched that a si...
Agonized death throes probable cause of open-mouthed, head-back pose of many dino fossils
...nimals provides a way to assess the role played by microbes
in evolution, whether through disease or through other processes such as algal blooms - so-called "red tides" - that can suffocate aquatic animals. This example and others "suggest that reevaluation may be in order for an untold number of paleoenvi...
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