Pollution causes 40 percent of deaths worldwide, study finds
...er with changes in biological diversity, influence parasite evolution and the ability of exotic species to invade new areas. As a result, such diseases as tuberculosis and influenza are re-emerging as major threats, while new threats -- including West Nile virus and Lyme disease -- have developed. "A growing ...Identified mechanism in the malaria parasite to help it adapt to infected individuals
...esearch (NIMR) in London, have discovered that the parasite has the ability to switch on and off the expressio...he researchers believe that this ability makes the parasite more adaptable when attempting to invade the cells. The study is published in Fridays issue of Plos ...Congenital diaphragmatic hernia
...te and colleagues report that reducing exposure to parasite antigens early in life through chemoprophylaxis, while reducing the incidence of severe malaria, can delay the development of immunity. Citation: Aponte JJ, Menendez C, Schellenberg D, Kahigwa E, Mshinda H, et al. (2007) Age interactions in the dev...CRESIB coordinates an international consortium to fight malaria caused by Plasmodium vivax
...arch programme on malaria by Plasmodium vivax , a parasite causing over 70 million yearly cases of malaria in...hat clinical malaria caused by this species of the parasite is mild, there are evidences suggesting that it can cause severe clinical patterns and even death of...Tips from the Journals of the American Society for Microbiology
...le isolated in ticks infected with the Babesia sp. parasite may protect animals and humans against infection. Researchers from the U.S. and abroad report their findings in the July 2007 issue of the journal Infection and Immunity. Babesiosis is a well-recognized disease worldwide and recently gained incr......e southern United States, an invisible, yet deadly parasite known as the root-knot nematode is crippling soybean crops. While plant breeders are racing to develop cultivars resistant to the root-knot nematode, they are being slowed down by current time-consuming and expensive methods of screening for resistan...Liverpool amongst first in UK to install unique DNA sequencing technology
...ng of the malaria parasite. By studying changes in parasite DNA scientists aim to understand why some species of malaria can infect humans and others can only infect other animals. Professor Neil Hall, at the Universitys School of Biological Sciences, explains: This new machine is invaluable not only for r...Researchers witness natural selection at work in dramatic comeback of male butterflies
...e witnessing an evolutionary arms race between the parasite and the host. This strengthens the view that parasites can be major drivers in evolution." The researchers focused on the Samoan islands of Upolu and Savaii, where in 2001, males of the Blue Moon butterfly made up only 1 percent of the population. ...A compound from olive-pomace oil gets 80 percent slowing down of HIV spread
... of diseases caused by protozoa Cryptosporidium a parasite causing small intestine infection and diarrhoea and by HIV. The University of Granada has already registered almost ten other patents related to this compounds properties. Maslinic acid is also a very active compound in opportunistic parasitic i...Malaria-resistant mosquitoes battle disease with 'molecular warhead'
... immune system. When a mosquito is infected with a parasite that causes malaria, a biochemical reaction is tri...re resistant and those that are susceptible to the parasite mostly manifest in a region of the TEP1 protein dubbed the warhead, the portion that grabs the malar...Key to tackling malaria may lie in bed nets for adults and older children
...ogrammes." Malaria is caused by infection with a parasite carried in the salivary glands of the mosquito. The parasite is transmitted when a person is bitten by an infectious mosquito. After a brief sojourn in the liver...Potent possibilities for parasite attack
A comparison of three parasite species that cause Leishmaniasis has identified a ...ect at the University of York. "Perhaps only a few parasite genes are important in determining which type of disease develops after infection and the host genom...Largest synthetic gene ever built offers insights into anti-malarial drug resistance
...cessary to molecularly understand how the malarial parasite Plasmodium falciparum (P. falciparum), has become ...alaria, which is caused by a single-cell protozoan parasite transmitted by the bite of the female Anopheles mosquito. There are about 160 different species of m...The insect vector always bites twice
...roliferate in the vectors body. In most cases, the parasite moves back into the vectors salivary glands in order to be transmitted to the human host when the insect bites again to take another blood meal. Morbidity among infected people is therefore associated with the degree of exposure of the subject to ins...A researcher identifies the parasites responsible for Chagas and Leishmaniasis epidemics
...his is also of epidemiological value to understand parasite distribution, and is aimed at discovering specific control measures. Another important feature of the study is the usefulness of one of the techniques used: PCR (Polymerase Chain Reaction). It is a relatively simple technique, cheap in comparison w...MIT-led team uncovers malaria mechanism
...first 24 hours of invasion by the malaria-inducing parasite Plasmodium falciparum, red blood cells start to lo...why that happens. By knocking out the gene for a parasite protein called RESA (ring-infected erythrocyte surface antigen), the researchers found that the prot......do not get sick when infected with the blood-borne parasite that causes malaria in people. And the immune syst...promising antibody vaccine that worked against the parasite in a lab dish, the team could not test it in a living animal. In a new study published in the jou...Tips from the Journals of the American Society for Microbiology
...th malaria may trigger an immune response limiting parasite development following bites from infected mosquito...e preexposed to uninfected bites exhibited reduced parasite burdens in the liver and they remained lower during the blood-stage of the life cycle of infection. ...Parasites' impact goes beyond host to affect ecosystem
...ods and Byers hypothesis: snails infected with the parasite ate 40 percent less macroalgae than uninfected snails. In the field, where researchers measured the macroalgae in three types of bottomless cages -- with no snails (control), uninfected snails, and infected snails -- they similarly saw less reduction...... protein which is released onto the surface of the parasite just before it invades host cells in the human bod...ars on the surface of the host cell, assisting the parasite to stick to, and then enter the human cell. Using a novel carbohydrate microarray the team were a...