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Figure 2 | BMC Neuroscience

Figure 2

From: Biochemical enrichment and biophysical characterization of a taste receptor for L-arginine from the catfish, Ictalurus puntatus

Figure 2

RCA-I lectin histochemistry on barbel of catfish, I. punctatus (albino). Barbels were fixed in 4% PFA, PBS, cryostat sectioned at 10 microns and histochemically probed with conjugated RCA-I at 1/200 dilution of the manufacturer's stock. (A). Surface labelling by RCA-I shows preferential recognition of binding sites primarily at the apical endings of taste buds. (B). Labelling by RCA-I of the apical region of two taste buds. (C). Labelling by RCA-I of horizontal section through the barbel showing reactive taste buds lining the epithelium.

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