News tagged with tropical diseases

Tropical disease

Tropical diseases are diseases that are prevalent in or unique to tropical and subtropical regions. The diseases are less prevalent in temperate climates, due in part to the occurrence of a cold season, which controls the insect population by forcing hibernation. Insects such as mosquitoes and flies are by far the most common disease carrier, or vector. These insects may carry a parasite, bacterium or virus that is infectious to humans and animals. Most often disease is transmitted by an insect "bite", which causes transmission of the infectious agent through subcutaneous blood exchange. Vaccines are not available for any of the diseases listed here.

Some of the strategies for controlling tropical diseases include:

Human exploration of tropical rainforests, deforestation, rising immigration and increased international air travel and other tourism to tropical regions has led to an increased incidence of such diseases.

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Study defines level of dengue virus needed for transmission

Researchers have identified the dose of dengue virus in human blood that is required to infect mosquitoes when they bite. Mosquitoes are essential for transmitting the virus between people so the findings have important implications ...

Diseases, Conditions, Syndromes created May 13, 2013 | popularity not rated yet | comments 0 | with audio podcast

New malaria test kit gives a boost to elimination efforts worldwide

A new, highly sensitive blood test that quickly detects even the lowest levels of malaria parasites in the body could make a dramatic difference in efforts to tackle the disease in the UK and across the world, according to ...

Diseases, Conditions, Syndromes created May 17, 2013 | popularity not rated yet | comments 0

Effective vaccination against borreliosis possible

"Borreliosis" or "Lyme disease" is caused by the bacterium "Borrelia burgdorferi". In Austria approximately 16,000 people fall ill with borreliosis annually following a tick bite. Roughly every fifth tick in Austria carries ...

Diseases, Conditions, Syndromes created May 14, 2013 | popularity not rated yet | comments 0

Mast cells give clues in diagnosis, treatment of dengue

A protein produced by mast cells in the immune system may predict which people infected with dengue virus will develop life-threatening complications, according to researchers at Duke Medicine and Duke-National University ...

Diseases, Conditions, Syndromes created Apr 30, 2013 | popularity not rated yet | comments 0

Researchers develop first lab-on-chip for detection of multiple tropical infectious diseases

The Agency for Science, Technology and Research (A*STAR) and Veredus Laboratories, a leading supplier of innovative molecular diagnostic tools, announced the launch of VereTrop, the first biochip in the molecular diagnostics ...

Diseases, Conditions, Syndromes created Apr 25, 2013 | popularity not rated yet | comments 0