5,615 results
5,615 results for: Bacteria
- Health & Medicine
Learning from leprosy’s nerve damage
The bacterium that causes leprosy directly damages a protective sheathing around many nerve cells.
- Health & Medicine
Montezuma’s Welcome Revenge? Bacterial toxin may fend off colon cancer
A diarrhea-inducing toxin from some strains of the common gut bacterium E. coli stifles colon cancer cell growth and may lead to new treatments.
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Bacterial genes and cell scaffolding
A bacterium may have revealed the origin of a key cell structure.
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19078
I was saddened to see that water conservation received such short shrift in this article. The easiest, cheapest way to conserve water supplies is simply not to use them. Instead of figuring out how to put blankets on snowdrifts, why not just focus on turning off the tap while brushing your teeth or shaving? Alan […]
- Health & Medicine
Put Out to Pasture: Strategy to prolong antibiotics’ potency
The use of antibiotics to promote growth in farm animals hastens the end of their medical effectiveness.
- Health & Medicine
Worm genes take on bacterial foes
Creatures as simple as worms have an effective immune defense.
- Chemistry
Rooting for new antimicrobial drugs
A compound from a tree found throughout tropical Africa could prove useful as a topical antifungal medication.
- Tech
Voltage from the Bottom of the Sea: Ooze-dwelling microbes can power electronics
Some types of bacteria living in seafloor mud can generate enough electricity to power small electronic devices.
- Chemistry
New sensor can ID dangerous bacteria
When newly created organic molecules, called TWTCPs, are attached to a porous silicon wafer and exposed to a certain class of bacterium, the wafer changes color.
- Health & Medicine
Bugged by Foreign Cuisine
One common experience that tourists encounter while traveling far from home is gut-wrenching diarrhea. In some developing countries, it’s so common that it’s picked up geographic eponyms, like Montezuma’s revenge in Mexico or Delhi belly on the Indian subcontinent. Mexican cuisine typically offers diners tabletop condiments–from spicy chili liquids to diced-veggie salsas and guacamole–to customize […]
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Immune cells carry concealed weapons
Scientists propose that protein-cleaving enzymes called proteases are the real microbe destroyers in bacteria-killing cells called neutrophils.
- Earth
Gasoline additive’s going, but far from gone
As the federal government proposes phasing out the gasoline additive MTBE, scientists explore ways to remove this potential carcinogen from drinking-water supplies that it has tainted throughout the nation.
