Results 21 to 30 of about 4,965 (233)

Whole-Cell Multiparameter Assay for Ricin and Abrin Activity-Based Digital Holographic Microscopy [PDF]

open access: goldToxins, 2019
Ricin and abrin are ribosome-inactivating proteins leading to inhibition of protein synthesis and cell death. These toxins are considered some of the most potent and lethal toxins against which there is no available antidote.
Efi Makdasi   +5 more
doaj   +2 more sources

Endoplasmic reticulum stress-mediated activation of p38 MAPK, Caspase-2 and Caspase-8 leads to abrin-induced apoptosis. [PDF]

open access: goldPLoS ONE, 2014
Abrin from Abrus precatorius plant is a potent protein synthesis inhibitor and induces apoptosis in cells. However, the relationship between inhibition of protein synthesis and apoptosis is not well understood.
Ritu Mishra, Anjali A Karande
doaj   +3 more sources

Nanocarrier mediated intracellular delivery of neutralizing antibodies for the management of abrin lethality

open access: diamondBiomedical Research Journal, 2017
Abrin is a highly lethal ribosome-inactivating protein of high relevance in bio-warfare. Neutralizing antibodies to abrin reported so far afford protection in a very small window with no rescue observed post-abrin exposure.
Meenakshi Sundaram Kumar   +3 more
doaj   +2 more sources

Abrin Toxicity and Bioavailability after Temperature and pH Treatment

open access: yesToxins, 2017
Abrin, one of most potent toxins known to man, is derived from the rosary pea (jequirity pea), Abrus precatorius and is a potential bioterror weapon.
Xiaohua He, Luisa W Cheng
exaly   +3 more sources

Detection of Abrin by Electrochemiluminescence Biosensor Based on Screen Printed Electrode [PDF]

open access: goldSensors, 2018
For the convenience of fast measurement in the outdoor environment, a portable electrochemiluminescence biosensor with the screen-printed electrode as the reaction center was developed, which possesses the characteristics of high sensitivity, small scale,
Shuai Liu   +6 more
doaj   +2 more sources

A monoclonal antibody to an abrin chimera recognizing a unique epitope on abrin A chain confers protection from abrin-induced lethality [PDF]

open access: bronzeHuman Vaccines & Immunotherapeutics, 2015
Abrin, obtained from the seeds of Abrus precatorius plant, is a potent toxin belonging to the family of type II ribosome-inactivating proteins. Recently, a recombinant vaccine consisting of the A subunits of abrin and its homolog Abrus precatorius agglutinin (APA) was demonstrated to protect mice from abrin lethality.
Meenakshi Sundaram Kumar   +1 more
openalex   +4 more sources

Quantification of L-Abrine in Human and Rat Urine: A Biomarker for the Toxin Abrin [PDF]

open access: bronzeJournal of Analytical Toxicology, 2009
Abrin is a toxic protein found in the jequirity seed. L-Abrine (N-methyl-tryptophan) is also found in the jequirity seed and can be used as a biomarker for abrin exposure. Analysis of L-abrine was added to an existing method for quantifying ricinine as a marker for ricin exposure in human urine and analytically validated.
Rudolph C. Johnson   +6 more
openalex   +3 more sources

Chimerolectins: Classification, structural architecture, and functional perspectives. [PDF]

open access: yesProtein Sci
Abstract Lectins are proteins or glycoproteins capable of binding specifically and reversibly to carbohydrates, a property that, in itself, gives them great functional versatility in organisms from all kingdoms of nature. A subclass of these proteins, called chimerolectins, is composed of proteins that have at least one lectin domain associated with ...
Pinto-Junior VR   +2 more
europepmc   +2 more sources

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