Chrisopher M Leigh

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It was found that bee (Apis mellifera) venom, red-back spider (Latrodectus mactans) venom, blue-ringed octopus (Hapalochlaena maculosa) venom, ten different snake venoms, phospholipase A2 and four snake toxins caused sphero-echinocytosis of human red blood cells at 200 ng/ml. Most venoms and toxins lost the ability to deform human red blood cells when their(More)
Skeletal components and the exudate of the sponge Neofibularia mordens, as well as four fractions of the extract were investigated. Possible causes, and management, of the contact dermatitis resulting from application of extract fractions were studied. Antimicrobial activity of the sponge extract fractions, together with their effect on small crustaceans,(More)
This study describes the morphology of the spermatozoon from the cauda epididymidis of representative members of two squirrel subfamilies, the Sciurinae and Callosciurinae, as determined by fluorescent, scanning, and transmission electron microscopy. All species examined possess a massive apical segment of the sperm acrosome. It varied markedly in the(More)
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