Results 41 to 50 of about 214,836 (286)

Lessons learned from contamination with endotoxin originated from the supplement in the cell culture medium

open access: yesRegenerative Therapy
Introduction: Endotoxin is a typical pyrogen derived from the outer membrane of Gram-negative bacteria. In fabricating cell-based medicinal products, it is necessary to control endotoxin in the process and the products.
Koaki Uehara   +5 more
doaj   +1 more source

MAJOR LYMPHOCYTE SUBPOPULATIONS IN PATIENTS WITH SYSTEMIC LUPUS ERYTHEMATOSUS AND THEIR ASSOCIATIONS WITH CELLULAR AND HUMORAL ANTI-ENDOTOXIN IMMUNITY

open access: yesМедицинская иммунология, 2015
At the present time, systemic lupus erythematosus (SLE) takes the leading place among systemic autoimmune disorders. Despite considerable progress in understanding basic pathogenesis of this disease, many subtle mechanisms of progressive inflammation in ...
D. V. Shaduro   +2 more
doaj   +1 more source

Mechanisms of endotoxin shock and endotoxin hypersensitivity

open access: yesImmunobiology, 1993
Endotoxins (lipopolysaccharide, LPS) are biologically active substances present in Gram-negative bacteria. Injection of purified LPS into experimental animals leads to the development of many biological activities that can lead to shock with lethal outcome.
C, Galanos, M A, Freudenberg
openaire   +2 more sources

Dimethyl fumarate combined with cisplatin at subcytotoxic doses sensitizes cervical cancer toward ferroptosis and apoptosis through GSH restriction and p53 (re)activation

open access: yesMolecular Oncology, EarlyView.
Dimethyl fumarate (DMF) reduces growth of HPV‐positive cervical cancer spheroids and induces ferroptosis in cervical cancer cells via blocking SLC7A11/Glutathione (GSH) axis. Combination of subcytotoxic doses of DMF and cisplatin (CDDP) further suppresses spheroid growth and drives cell death in 2D culture models.
Carolina Punziano   +6 more
wiley   +1 more source

Highly Sensitive Electrochemical Endotoxin Sensor Based on Redox Cycling Using an Interdigitated Array Electrode Device

open access: yesMicromachines, 2023
The Limulus amebocyte lysate (LAL) reaction-based assay, the most commonly used endotoxin detection method, requires a skilled technician. In this study, to develop an easy-to-use and highly sensitive endotoxin sensor, we created an electrochemical ...
Kentaro Ito   +6 more
doaj   +1 more source

Testing the relationship between gut permeability, elevation of systemic lipopolysaccharides and chronic disease : A thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy at Massey University, Manawatu, New Zealand [PDF]

open access: yes, 2016
The aim of my thesis was to test whether an increase in the permeability of the gut is accompanied by an increase in the level of systemic lipopolysaccharides (LPS), also referred to as endotoxin.
Gnauck, Anne
core  

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

Removal of Endotoxin from rAAV Samples Using a Simple Detergent-Based Protocol

open access: yesMolecular Therapy: Methods & Clinical Development, 2019
Endotoxin is the most common contaminant found in protein samples. Even a small amount of endotoxin can induce strong allergic reaction and death of a host organism.
Liudmyla Kondratova   +3 more
doaj   +1 more source

The effect of a multispecies probiotic on the composition of the faecal microbiota and bowel habits in chronic obstructive pulmonary disease patients treated with antibiotics [PDF]

open access: yes, 2009
Short-term antibiotic treatment profoundly affects the intestinal microbiota, which may lead to sustained changes in microbiota composition. Probiotics may restore such a disturbance.
Jonkers, D.   +7 more
core   +3 more sources

A Systematic Comparison of Alpha‐Synuclein Seed Amplification Assays for Increasing Reproducibility

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Seed amplification assays (SAAs) enable ultrasensitive detection of misfolded α‐synuclein across biofluids and tissues. Yet, heterogeneity in protocols limits cross‐study comparability and clinical translation. Here, we review α‐synuclein SAA methods and their performance across various biological matrices.
Manuela Amaral‐do‐Nascimento   +3 more
wiley   +1 more source

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