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Selection of environmental temperature by the yellow scorpion Tityus serrulatus Lutz & Mello, 1922 (Scorpiones, Buthidae)
The preferred temperature of the yellow scorpion Tityus serrulatus was investigated since its dispersion is a matter of concern. Adult T. serrulatus, weighing 1.24 ± 0.20 g (mean + sd) and with a standard length of 59.3 ± ...
Charybdotoxin, a protein inhibitor of single Ca2+-activated K+ channels from mammalian skeletal muscle
The recent development of techniques for recording currents through single ionic channels1 has led to the identification of a K +-specific channel that is activated by cytoplasmic Ca2+ (refs 2-12). The channel has complex ...