Archive for November 2020

Show me the tumor

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Show me the tumor - As a mark of death, the modified proteins called monoclonal antibodies are expected to stick to cancer cells and flag down immune fighters to destroy a tumor. But such a strategy, for whatever reason, have generally failed. Now scientists may have found a way to turn monoclonal...

Buckyballs Nerves Safeguard

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Buckyballs Nerves Safeguard - Nerve cells threatened by stroke or degenerative diseases can have a surprising new ally - microscopic spheres of carbon called buckyballs. A study published in Proceedings of the American Academy of Sciences tomorrow describes how buckyballs modified - that absorb...

UN struggling with ethics HIV

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UN struggling with ethics HIV - The program "AIDS United Nations, UNAIDS, next week plans to hold a closed meeting in Geneva which will begin new sort thorny questions about the ethics of conducting vaccine trials against HIV. A similar ethical dilemma is also discussed in today's New England Journal...

Breast cancer not related to PCB

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Breast cancer not related to PCB - The largest study yet to examine whether certain "environmental estrogens" - synthetic chemicals that can act like hormones in the body - could contribute to cancer breast cancer found no evidence of such a link. the research, to be published tomorrow in the New...

The first warnings of HIV

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The first warnings of HIV - A new study in India shows that people newly infected experience fever of the AIDS virus, joint pain and night sweats weeks before conventional blood tests can detect infection. The study, published in the tomorrow of Journal of the American Medical Association , points...

Cheap AIDS therapy reduced the infection to the birth

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Cheap AIDS therapy reduced the infection to the birth - Controversy ethical one year in clinical trials of AIDS seemed headed toward a resolution today, the government US unveiled data from Thailand show that the short-term treatment with the antiviral drug AZT halved the rate at which HIV, the AIDS...

Drug Giant Created Genomics Institute

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Drug Giant Created Genomics Institute - Most pharmaceutical companies seeking to apply the wealth of data on the human genome in search of new drugs have turned to startups specialized help ( science , February 7, 1997, p. 767). But pharmaceutical giant is bucking that trend. Today, Novartis Pharma...

viral messengers

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viral messengers - A virus is as a smart bomb, its protein shell a warhead containing DNA or RNA which can subvert genetic machinery of a cell. Now researchers describe in today's issue of Nature how this vehicle could be put to peaceful use, deliver drugs into cells. Trevor Douglas, a materials...

Speak Up Risky behavior to ward off HIV

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Speak Up Risky behavior to ward off HIV - educate individuals at high risk of HIV infection manages to get them to engage in safe sex. Experts say the discovery, reported in tomorrow's issue Science , bodes well for reducing rates of sexually transmitted diseases (STDs), especially in developing...

Most Chimps air forces to stay in the search

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Most Chimps air forces to stay in the search - W ASHINGTON , DC - In a move that dismayed and primatologists activists for animal rights, the US Air Force announced today that it is most of the chimpanzee colony at a research organization rather than remove chimpanzees. The chimpanzee colony,...

Cocaine Addiction pointing

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Cocaine Addiction pointing - In plying rats with cocaine, researchers have come together to define the boundary between drug use and addiction. Their study, published in tomorrow's issue of Science , shows that rats are looking more and more cocaine that if offered the drug for several hours. ...

HIV Marches On

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HIV Marches On - P ARIS - The number of people infected with HIV has increased 10% this year, according to estimates , 33.4 million worldwide, according to a report released today by the joint United Nations Programme on HIV / AIDS and the world health Organization. "This is grim news," Peter...

AIDS virus Traced to Chimp Subspecies

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AIDS virus Traced to Chimp Subspecies - C hicago - Most AIDS researchers have long believed that HIV-1 the main form of the AIDS virus jumped from chimps to humans. But the data in support of this theory has been difficult to find. Now Beatrice Hahn of the University of Alabama at Birmingham...

Nabel Institute Head AIDS Vaccine

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Nabel Institute Head AIDS Vaccine - an AIDS research institute long prioritized vaccines has finally found a director. After a search of 18 months, the National Institutes of Health (NIH) appoint University of Michigan, Ann Arbor, molecular biologist Gary Nabel as the first head of the high profile...

Ulcer Bug Brighter Side

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Ulcer Bug Brighter Side - Even the infamous bacteria Helicobacter pylori , which can cause chronic gastritis and peptic ulcers, may have qualities redemption. The inhabitant of the ubiquitous stomach produces an antibacterial peptide that can offer protection against other enteric pathogens, according...

DNA therapy works better under pressure

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DNA therapy works better under pressure - A high-pressure solution can significantly improve the delivery of therapeutic DNA into cells without the need for virus carriers. The discovery, reported in tomorrow Proceedings of the National Academy of Sciences , could help improve the chances of success...

NIH using Patch Up Synchrotrons

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NIH using Patch Up Synchrotrons - The National Institutes of Health (NIH), flush with cash thanks to strong congressional support for biomedicine in recent years, is to enter the synchrotron construction company. Yesterday, officials of the NIH announced plans to spend $ 18 million this year to help...

Insulin itself can cause diabetes

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Insulin itself can cause diabetes - Scientists have come a step closer to understanding the cause of childhood diabetes, a disease in which the immune system body destroys its own insulin-producing cells. A paper in the September issue of Nature Medicine suggests that the insulin itself, on the...

Bone Boon From

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Bone Boon From - cholesterol drug Drugs called statins, taken by tens of millions of people to lower their cholesterol levels, may be beneficial for bones as well. In tomorrow Science , the researchers suggest that statins trigger bone growth in rodents. If they work the same in humans, statins...

Nicotine could help Tourette patients

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Nicotine could help Tourette patients - W ASHINGTON , DC - A little nicotine can go a long way toward the improving the lives of people with a condition called Tourette syndrome. Small doses of nicotine may increase the effects of other drugs, allowing patients to reduce their dose, neuroscientist...

Chemical Pass Escorts drugs into cells

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Chemical Pass Escorts drugs into cells - S AN F rancisco - For drug makers, discovery a new drug is not the whole battle. Getting a compound inside the cells can be equally challenging. drug soluble in water, for example, can travel in the bloodstream, but once they arrive at their destination,...

Napoleon died debate continues

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Napoleon died debate continues - When Napoleon died in exile on the island of St. Helena in 1821, he was poisoned by arsenic, or is it succumbed to stomach cancer his doctors say? The debate, smoldering for years, received a public release this month in Paris. Ben Weider, tycoon fitness equipment...

Crackdown antibiotics Korea

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Crackdown antibiotics Korea - South Korea is home to some of the most difficult bugs in the world. The country has achieved this dubious distinction in part by antibiotics readily available. Now it is finally cracking down by requiring doctors' prescriptions. For decades, Korea has allowed pharmacists...

Rife cheat in the clinical trial

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Rife cheat in the clinical trial - Deceit by patients can be generalized in clinical trials, researchers warn. The degree of cheating in a test - a whopping 30% - is "surprisingly high" and "worrying", two teams report this month Chest , the journal of the American...

Windfall for the French Agency Biomedical

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Windfall for the French Agency Biomedical - PARIS - Researchers from the Biomedical research agency giant France, INSERM, rejoice over a 16% increase in the the organization for the year 01. the research budget windfall announced by INSERM CEO Claude Griscelli last week, is the largest increase since...

AIDS explosion Exceeds Predictions

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AIDS explosion Exceeds Predictions - African disaster. More than 25 million people in sub-Saharan Africa are suspected of being infected with HIV. The number of new HIV infections in sub-Saharan Africa may have stabilized, according to new figures released...

Sex, Drugs, and Brain Receptors

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Sex, Drugs, and Brain Receptors - Marijuana is known to set the mood for love, particularly among women. Now scientists have new perspectives on how the drug exerts its effects - at least in rats. A study published in the January 23 Proceedings of the National Academy of Sciences shows that the...

What is in your blood?

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What is in your blood? - Progress. Blood tests show nonsmokers are exposed to less smoke cigarettes now than they were 10 years ago. Efforts to curb exposure to tobacco smoke in the United States paid dramatically, according to a new report from the Centers...

Transatlantic War Over Cancer Gene Patent

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Transatlantic War Over Cancer Gene Patent - PARIS - When a research team has identified a new mutation in BRCA1 , a human gene linked to a higher risk of breast cancer and ovarian cancer, the announcement included a broadside against a biotechnology company that holds patents on the gene. The...
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