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Tag: "harm" at biology news

Bioartificial kidney under study at MCG

...iotics patients need for these infections also can harm the kidneys. Even the contrast medium needed to study kidney function can be toxic. "I have seen healthy people on antibiotics for urinary tract infections develop renal failure; that's not uncommon, but it's most dreaded in the critically ill patien...

Plants respond similarly to signals from friends, enemies

... The foe is a parasite that wants to burrow in and harm the plant. In a new finding published in Proceedi...ot-knot nematodes, the parasitic foes that want to harm the plant. Signals from both outsiders induce rapid changes in distribution of the plant's cytoskele...

UCLA scientists transform HIV into cancer-seeking missile

... method is non-invasive and does not cause pain or harm to the animal. Though excited at proving that HIV can be used to target cancer cells, Chen emphasizes that the carrier must be further enhanced for safety and specificity before it can be tested as a gene-therapy method in humans. "Our next step wi...

Not-for-profit publishers call NIH public access rule a missed opportunity

...limited domestic discretionary spending; # It will harm the scientific societies that peer review and publish a significant portion of the articles based on NIH funded research; # It will limit the ability of scientific societies to partner with NIH to nurture the next generation of scientists and future ...

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

...f someone rejects your sexual overtures, you don't harm yourself or the other person. But rejected men and women in societies around the world sometimes kill themselves or someone else. In fact, studies indicate that some 40% of people who are rejected in love slip into clinical depression. Our study may ...

To sea or not to sea: When it comes to salmon sex, size sometimes doesn't matter

...recovery and so justify actions and inactions that harm them, we will turn our pessimism into their reality, and that would be unforgivable." ...

Too much water may be as dangerous as too little during long-distance athletic events

...g water during a long-distance race may do serious harm rather than keep you safe from injury if you're drinking too much, according to a cardiologist at UT Southwestern Medical Center. Runners or any long-distance athletes who drink too much water during a race could put themselves at jeopardy for devel...

Bush, Cheney and Rumsfeld are now species of slime-mold beetles -- but strictly in homage

...g water during a long-distance race may do serious harm rather than keep you safe from injury if you're drinking too much, according to a cardiologist at UT Southwestern Medical Center. Runners or any long-distance athletes who drink too much water during a race could put themselves at jeopardy for devel...

New design : complete

...g water during a long-distance race may do serious harm rather than keep you safe from injury if you're drinking too much, according to a cardiologist at UT Southwestern Medical Center. Runners or any long-distance athletes who drink too much water during a race could put themselves at jeopardy for devel...

Stealth Worms May Improve Insect Pest Control

...uct, but so far they have been demonstrated not to harm humans, livestock, beneficial insects or the environment. Nematodes usually have to be underground; their targets are soil insects." The formulations keep improving as newer isolates of nematodes are found, and there is a lot of commercial interest ...

To Stop Evolution: New Way Of Fighting Antibiotic Resistance Demonstrated By Scripps Scientists

...lution," says Romesberg. Because of the potential harm of mutations, humans and other mammals have evolved to make as few as possible. The machinery inside our cells has the ability to replicate our genomes extremely well, and the "polymerase" enzymes that replicate our DNA rarely make mistakes. Even whe...

Shark attack worries? Driving to the beach is more deadly

...ve poisonous spines. They are more likely to cause harm than a shark." He says when shark attacks occur, often they are accidental. "Humans are not a shark's preferred food choice," he says. "They don't regard the human shape as a prey item. Sometimes you hear reports of surfers having their boards hit...

New HIV drug candidate developed in Sweden

...ve poisonous spines. They are more likely to cause harm than a shark." He says when shark attacks occur, often they are accidental. "Humans are not a shark's preferred food choice," he says. "They don't regard the human shape as a prey item. Sometimes you hear reports of surfers having their boards hit...

Agilent Technologies introduces advanced zebrafish, mouse microarrays for stem cell and developmental biology research

...ve poisonous spines. They are more likely to cause harm than a shark." He says when shark attacks occur, often they are accidental. "Humans are not a shark's preferred food choice," he says. "They don't regard the human shape as a prey item. Sometimes you hear reports of surfers having their boards hit...

Tsunami-damaged coral reefs should be left to recover naturally, say scientists

... a good use of scarce resources and could actually harm surviving reefs. We need to find a long-term, sustainable solution for restoration. "We're advocating a cleaning up of the debris in the majority of cases, so as to allow natural recovery processes to take place. Coral reefs have been subject to natu...

When it comes to cell entry, being average has its advantages

...to minimize chances that they'll enter and perhaps harm cells." The type of cell entry the team studied is called receptor-mediated endocytosis. Here's how it happens: A virus or other particle arrives at the cell membrane. Protein receptors on the membrane act like hooks, grabbing onto hooks, or ligand...

Purdue scientists may have found key to halting spinal cord damage

...nervous tissue of oxygen for up to an hour without harm if only you control the acrolein levels," Shi said. "This paper suggests that the body is generally pretty resilient but that acrolein may be something it can't handle." Shi said that some drugs already under development for other conditions could b...

Compound from Chinese medicine shows promise in head and neck cancer

... was also positive and showed (-)-gossypol did not harm surrounding healthy tissue. Researchers hope to begin a clinical trial in head and neck cancer patients within a year, testing whether (-)-gossypol can be used along with chemotherapy to create a better response and avoid surgery. More than 29,000 ...

Clear rules needed to govern deep sea bioprospecting: UNU

...exploration. The report cites the need to prevent harm from research in deep seabed areas, especially those particularly sensitive to disturbances such as cold seeps and seamounts. "While it is impossible to quantify the damage caused by such research on the deep seabed environment, threats include dest...

A Father’s Day Gift: Free DNA Paternity Testing

...exploration. The report cites the need to prevent harm from research in deep seabed areas, especially those particularly sensitive to disturbances such as cold seeps and seamounts. "While it is impossible to quantify the damage caused by such research on the deep seabed environment, threats include dest...

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