Results 21 to 30 of about 14,739 (167)

Investigation of prostate specific antigen glycosylation [PDF]

open access: yesJournal of the Serbian Chemical Society, 2000
In the present work, prostate specific antigen (PSA) glycosylation was examined by lectin affinity methods. The results obtained indicated that PSA purified from human seminal plasma contained at least one bianntenary N-linked oligosaccharide ...
Marinović Vesna, Čuperlović Margita
doaj   +1 more source

Loss of perineuronal net N-acetylgalactosamine in Alzheimer’s disease [PDF]

open access: yesActa Neuropathologica, 2005
The perineuronal net (PN), a specialised region of extracellular matrix, is interposed between the neuronal cell surface and astrocytic processes. It is involved in the buffering of ions, in the development, stabilisation and remodelling of synapses and in the regulating the neuronal microenvironment particularly around the parvalbumin-positive ...
Baig, SM, Wilcock, GK, Love, S
openaire   +3 more sources

A lectin histochemical study of the thoracic respiratory air sacs of the fowl

open access: yesOnderstepoort Journal of Veterinary Research, 2005
The lectin-binding characteristics of the epithelial lining of the thoracic air sacs of the chicken were determined. Con A, LCA and PSA bound to the apical membrane as well as to the cytoplasm distal to the nucleus of the surface epithelium, indicated
A.J. Bezuidenhout
doaj   +1 more source

Quantification of the enzyme activities of iduronate-2-sulfatase, N-acetylgalactosamine-6-sulfatase and N-acetylgalactosamine-4-sulfatase using liquid chromatography-tandem mass spectrometry

open access: yesMolecular Genetics and Metabolism Reports, 2018
Mucopolysaccharidosis (MPS) is a genetic disorder characterized by the accumulation of glycosaminoglycans in the body. Of the multiple MPS disease subtypes, several are caused by defects in sulfatases.
Ryuichi Mashima   +3 more
doaj   +1 more source

Reconsideration of the Semaphorin-3A Binding Motif Found in Chondroitin Sulfate Using Galnac4s-6st-Knockout Mice

open access: yesBiomolecules, 2020
The chondroitin sulfate (CS)-rich dense extracellular matrix surrounding neuron cell bodies and proximal dendrites in a mesh-like structure is called a perineuronal net (PNN).
Satomi Nadanaka   +5 more
doaj   +1 more source

O-Glycosylation of NnTreg Lymphocytes Recognized by the Amaranthus leucocarpus Lectin

open access: yesClinical and Developmental Immunology, 2013
O-glycosidically-linked glycans have been involved in development, maturation, homing, and immune regulation in T cells. Previous reports indicate that Amaranthus leucocarpus lectin (ALL), specific for glycans containing galactose-N-acetylgalactosamine ...
María C. Jiménez-Martínez   +8 more
doaj   +1 more source

Substrate Promiscuity of N-Acetylhexosamine 1-Kinases

open access: yesMolecules, 2011
N-Acetylhexosamine 1-kinase (NahK) catalyzes the direct addition of a phosphate from adenosine 5'-triphosphate (ATP) to the anomeric position of N-acetylhexosamine and shows similar activity towards N-acetylglucosamine (GlcNAc) and N-acetylgalactosamine (
Hongzhi Cao   +10 more
doaj   +1 more source

Proton nuclear magnetic resonance of neutral and acidic glycosphingolipids

open access: yesJournal of Lipid Research, 1983
A number of intact neutral glycosphingolipids (globo, asialoganglio, neolacto, and gala series), gangliosides, and sulfatide were analyzed by proton nuclear magnetic resonance (NMR) using dimethyl-d6 sulfoxide as a solvent at different conditions of ...
S Gasa, T Mitsuyama, A Makita
doaj   +1 more source

Lectin histochemistry of Kudoa septempunctata genotype ST3-infected muscle of olive flounder (Paralichthys olivaceus)

open access: yesParasite, 2016
The localization of carbohydrate terminals in Kudoa septempunctata ST3-infected muscle of olive flounder (Paralichthys olivaceus) was investigated using lectin histochemistry to determine the types of carbohydrate sugar residues expressed in Kudoa spores.
Kang Jaeyoun   +4 more
doaj   +1 more source

Biosynthesis of UDP-GlcNAc, UndPP-GlcNAc and UDP-GlcNAcA involves three easily distinguished 4-epimerase enzymes, Gne, Gnu and GnaB. [PDF]

open access: yesPLoS ONE, 2013
We have undertaken an extensive survey of a group of epimerases originally named Gne, that were thought to be responsible for inter-conversion of UDP-N-acetylglucosamine (UDP-GlcNAc) and UDP-N-acetylgalactosamine (UDP-GalNAc).
Monica M Cunneen   +3 more
doaj   +1 more source

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