By leaving open in tum the genital orifice, coxal apertures and anus , the present study has shown that engorged female Argas walkerae release at least 1 volatile pheromone mainly, or maybe exclusively, from the genital ...

The isolation of Cowdria ruminantium by means of wheat germ lectin affinity chromatography as described in this paper permits the recovery of partially purified viable organisms under mild conditions in short time. These ...