Lec36_37_Ecol_atResour2_05D

Lec36_37_Ecol_atResour2_05D - Insects in Ecology and...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Insects in Ecology and Natural Resources 2 What is biodiversity, what does it have to do with insects and their relatives, and why should we care? V Direct human uses of specific insect services Already discussed or will be discussed (not today) Pollination of major crops (Done) Food for humans (Done) Essential for protein in some cultures Most of us eat honey even if we don t eat bugs Most of us eat crustaceans, a close relative Biological control (Coming up) Release good bugs and diseases to fight bad bugs V Direct human uses of specific insect services Today, the Biggies Involving Global Issues Medicines in insects Medicines in plants, many of which are pollinated by insects Alternative, underutilized food crops, many of which are pollinated by insects H
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Direct human uses of specific insect services Medicines in insects -- Chemical prospecting for “bug drugs” Search species for useful chemicals, especially medicines Kill many types of disease pathogens, even viruses Possible cures for cancer Why insects? -- Bugs beat many diseases a long time ago! Powerful defense systems and cellular control processes Evolved over 500 million years Low toxicity to host Low resistance development by pathogens This week’s Insects in the News article is a great example.; Also a French company called Entomed http://news.bbc.co.uk/1/hi/health/1809450.stm Entomed harvests chemicals from insects that kill fungal and bacterial infections More than $30 million invested in this company V Direct human uses of specific insect services Medicines in insects -- Chemical prospecting for “bug drugs” Another example: use of ants in Chinese folkloric medicine http://www.entomed.com/html/news_events/1/2001_10_15_Chin a.htm For centuries, ants have been brewed for a drink, like making tea Believed to increase longevity, relieve arthritis Now know that the particular ant used contains high levels of
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 7

Lec36_37_Ecol_atResour2_05D - Insects in Ecology and...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online