Macromolecules in the Receptor Lymph of Campaniform Sensilla
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The receptor lymph of campaniform sensilla on the halteres of the blowfly, Calliphora vicina, was analyzed histochemically. Acid mucopolysaccharides were demonstrated by a test for iron-binding capacity (Hale-reaction). Further characterization by enzyme treatment showed that the receptor lymph contains hyaluronic acid and/or chondroitin sulfate. Ultrahistochemical studies gave evidence for glycoproteins in the inner and outer receptor lymph space. The significance of acid mucopolysaccharides for arthropod sensilla is discussed.
K+ and Ca++ in the receptor lymph of arthropod cuticular mechanoreceptors.
Grunert U, Gnatzy W J Comp Physiol A. 1987; 161(2):329-33.
PMID: 2442382 DOI: 10.1007/BF00615253.