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Tag: "insects" at medical news

Sequencing of the Plague

...ns, with fatal effect.It does so by infecting both insects and mammals. Fleas that feed on infected rodents swallow the bacteria, which infect and block their midguts. The starving fleas feed ravenously, but only regurgitate the blood they try to swallow - along with the bacteria. So plague spreads among rod...

Gene researchers make Malaria-resistant mosquito

...sed to kill the mosquitoes that carry malaria, the insects can develop resistance to pesticides. And the malaria parasites can become resistant to drugs used in humans, which requires the constant development of newer and consequently more expensive drugs. As an alternative approach to combating malaria spr...

Scientists review SARS

...ealth agency."There is no evidence that animals or insects arespreading SARS,(Severe Acute Respiratory Syndrome)Nor is there any sign that infected individuals are spreading the virus before they become ill" wasthe openion of participants..One participant, Dr. Margaret Chan, Hong Kong's healthdirector, said ...

Hope for individuals suffering from Chagas disease

...uzi usually enters humans, when they are bitten by insects called assassin bugs. The disease is also transmitted through blood transfusions, and from mother to child during pregnancy. For developing the vaccine researchers used one of the parasite's genes as the basis for a 'DNA vaccine'. When injected int...

Prevention And Timely Medical Care Can Help With Bug Bites

It is a good sign if the bites of the insects are itchy and swollen, rather than being tender//. According to scientists at UT Southwestern Medical Center, tenderness may be a sign the bug bite is becoming infected and deserves more medical attention. Other signs of possible infection are red...

Combing Hair More Effective Than OTC Medicine For Head Lice

...Lice (singularly called louse) are tiny grey-brown insects that live on people’s scalps. It thrives by sucking the blood from the scalp. Their eggs known as nits can be found glued to the base of the hairs. It hatches after 7 to 10 days. The lice are found only in human beings. Although harmless, they can ma...

Molecule aids fight E. Coli Infections

...ad disease, and I think it's important to know how insects can become infected and how they defend against the infection to understand disease transmission by insects." "For many infectious diseases like E. coli sepsis, tuberculosis and anthrax, the bacteria are taken up by white blood cells called macroph...

Malaria To Be Tackled By Genetically Modified Mosquitoes

...reed, sterilise and release millions of these male insects so they mate with wild females but produce no offspring, eradicating insects in the target region within weeks. Scientists at Imperial College London added a gene that makes the...

Imported Plants Could Deadly Harbor Mosquitoes, Says Report

...ion that there was no need to panic and that these insects would not 'colonize' Britain....

Hh Signaling May Play Role In Fat Formation

Mammals and insects might have a lot in common while gaining fat. The hedgehog (Hh) signaling pathway may also have a prominent role when it comes to fat formation in the case of mice and flies, according to a new research. // The research also reveals the effect that g...

Disney’s New Attraction Showcases the Discoveries of the Himalayas Expeditio

...ones, jumping mouse and new species of amphibians, insects and ants. The scientific journey into the mountains of Southwest China and Nepal also included Walt Disney Imagineering representatives who researched cultural beliefs related to the legend of the Yeti, a creature whose traditional role as "protect...

'Expedition Everest' Finds New Species

... mouse; * and several new species of amphibians, insects and ants.The scientific journey into the mountains of Southwest China and Nepal also included Walt Disney Imagineering representatives who researched cultural beliefs related to the legend of the Yeti, a creature whose traditional role as protector o...

Insect Bites Among Children Do Not Warrant Medical Attention In Most Cases

...nly a small fraction of children who get bitten by insects are in need of medical treatment at hospitals // , while others do not display any adverse allergic symptoms. The study, entitled “Allergic reactions to insect stings: Results from a national survey of 10,000 junior high school children in Israel” ca...

Galloping Horse Disease

...rtunately not transmitted to humans. Blood sucking insects or blood contaminated instruments or needles are the main reasons for spreading the disease. ...

Experiments In Outer Space To Determine single Cell Survival

...asy to make, they could conceivably be attached to insects and their emanations read remotely by beams from unmanned aircraft. The method also makes it easier to prepare individual cells for laboratory investigation under microscopes. "Normally, to visually examine a cell, researchers use time-consuming fi...

Revolutionary Net To Control Malaria

... We need to break the cycle of playing catch-up as insects develop resistance to insecticides." "The new nets would be a more sustainable way of protecting people from mosquitoes and – we hope – could go some way to preventing some of the one million plus deaths from malaria seen every year." The £360,00...

Revolutionary Net To Control Malaria

... We need to break the cycle of playing catch-up as insects develop resistance to insecticides." "The new nets would be a more sustainable way of protecting people from mosquitoes and – we hope – could go some way to preventing some of the one million plus deaths from malaria seen every year." The £360,00...

Brain Regulation Present Even In Spineless Creatures

... 100 million nerve cells compared to the 10,000 in insects and the some one trillion in humans. "The idea is to look at simpler brains to allow us to generalize broad concepts that are applicable to humans," Tublitz said in an interview. "Much of what we've learned about the human brain at the cellular level...

Immune Response Linked to “Ghost” Parasites and Severely Congested Sinuss

...down of the tough//, protective casing that houses insects and worms to the severe congestion and polyp forma...chitin, a rigid chemical compound common to fungi, insects and roundworms, is not naturally found in the human body, the presence of its corresponding enzyme a...

Bacterial Protein Shows Promise in Treating Intestinal Parasites

...Crystal proteins had been used for decades to kill insects by organic farmers who sprayed their crops with Bt,” said Aroian. “Until now, however, no one has used a purified Cry protein to treat a parasitic nematode.” Aroian met Cappello, a pediatric infectious diseases specialist who studies hookworm, at a...

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