Secretory granules of pancreatic B-cells contain high concentrations of zinc and calcium.
The effect of gradual degranulation (induced by tolbutamide over a period of 3 days) and the …

Zona fasciculata cells from the adrenal cortex of female Sprague-Dawley rats were fixed by
immersion in potassium pyroantimonate-osmium tetroxide and potassium pyroantimonate …

Localization and quantification of calcium pyroantimonate precipitates within the B cells, and
determination of insulin secretion were performed in rat pancreas perfused with 3.3 and 16.6 …

To identify intracellular calcium pools that may be involved in the secretory process in
prolactin (PRL) cells, hemi pituitaries were incubated in medium containing 10− 6 M …

Using the ultracytochemical pyroantimonate technique different patterns of calcium
containing precipitates were found in the B cells of the isolated perfused rat pancreas under …

Ultrastructural histochemical evaluation of the surface of normal human blood and bone
marrow cells exposed to the pyroantimonate-osmium (PAO) reaction indicated the selective …

The localization of pyro-antimonate-precipitable Ca 2+ in the undecalcified femur and
calvaria of neonatal rats was examined. The fixation of bones with pyro-antimonate …

Conclusions It seems that the methods described in 1971 have proved to be useful.
Advances in other fields have greatly simplified their adoption. The availability of genetically …

Abstract Incorporation of (35 S)-sulfate into glycosaminoglycans (GAG) of toadfish islets of
Langerhans in vitro was examined.(35 S)-sulfated GAG were synthesized by a component of …

Elemental analysis using X-ray fluorescence had its beginnings in the early 1900s with the
discovery of characteristic X-ray line spectra. One of the earliest uses of the technique was to …