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05495

Sigma-Aldrich

Silver proteinate

~8% Ag basis

Synonym(s):

Albumose silver, Protargol, Silver protein, strong

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12171500
NACRES:
NA.47

concentration

~8% Ag

pH

8.0-9.5 (10 mg/mL in H2O)

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Application

Silver proteinate (Protargol) is used as a component of the Periodic Acid-ThioSemiCarbazide-Silver Proteinate (PA-TSC-SP) staining protocol for ultrastructural detection of carbohydrates such as glycogen, and proteoglycans.

Other Notes

Protargol silver impregnation and neuronal selectivity - light and electron microscopic observations

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Xiaozhong Hu
European journal of protistology, 44(2), 115-129 (2007-11-21)
The morphology and morphogenesis of Diophrys japonica spec. nov., isolated from the Mie Port, Nagasaki, Japan, were investigated from life and following impregnation with protargol. The new species is recognized by the following characters: Body elliptical in outline and slightly
Kuidong Xu et al.
European journal of protistology, 46(4), 263-270 (2010-09-17)
Methodological impediments have long been the main problem in estimating the ecological role of marine benthic ciliates. Percoll density centrifugation is currently the most efficient technique for extracting ciliates from fine-grained sediments, while the high cost and low density of
Hongbo Pan et al.
European journal of protistology, 47(3), 197-207 (2011-05-14)
The morphology and infraciliature of four marine cyrtophorid ciliates isolated from Qingdao, China, were investigated. Based on the present work and on previous data, improved diagnoses for three rarely known species are provided: (1) Mirodysteria decora; small-sized marine Mirodysteria about
J Nanchahal et al.
The British journal of dermatology, 113(4), 397-404 (1985-10-01)
Dermo-epidermal separation in dystrophic epidermolysis bullosa (DEB) is thought to results from an abnormality of anchoring fibrils which, in normal skin, are stained selectively by the periodic acid-thiosemicarbazide-silver proteinate technique. This method was applied to non-lesional skin from four patients
W F Neiss
Histochemistry, 88(3-6), 603-612 (1988-01-01)
LR White is a well-suited resin for the demonstration of carbohydrates with the PAS or PA-TCH-SP reaction in semithin and ultrathin sections. The intensity of these reactions can be greatly enhanced by using 3 steps in tissue preparation, either singly

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