Monthly Archives: May 2016

Living With Zika Infection

Virus infection and reproduction in humans involves complex interactions between the virus, cells of the host and the immune system. Virologists refer to cells that virus can enter as “permissive”. Both skin fibroblasts (form connective tissue) and epidermal keratinocytes (95% … Continue reading

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Living With Mosquito Transmitted Virus

Viruses must pass a number of barriers to be transmitted by a mosquito. First the virus particles must be present in the blood of the reservoir (human or other animal) in sufficient quantity to be acquired by a female mosquito. … Continue reading

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World Bee Day

Slovenia has declared May 20, “World Bee Day” to draw attention to the importance of bees in our ecosystems and agro-ecosystems. Why May 20? May 20 is the date of baptism (his birthday was not recorded) of Anton Janša, a … Continue reading

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Living With Allium Leaf Miner

Allium Leaf Miner, Phytomyza gymnostoma is a pest of onions and their relatives such as chives, garlics and leeks. This fly has spread across Europe and invaded Great Britain in 2002. It has spread to Asia. This year, it has … Continue reading

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Zika Update: False Negatives, False Positives

Scientists understand (but the general public does not always understand) that all measurements have uncertainty. A false negative would conclude that you did not have a disease when in fact you did. A false positive would conclude that you had … Continue reading

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Blemishes On the Taj Mahal

The Taj Mahal in Agra, India is an architectural icon and tourist destination. People are alarmed when its white marble turns green. What causes the green slime? A chain of events that involve insects. The green slime is waste, fly … Continue reading

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Living With Zika Quarantines

While the US Congress dithers, the rest of the world is stepping up the fight against Zika virus. Countries vary in their concerns and measures. Some measures are more effective than others. In a world of international travel, the US … Continue reading

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