Results 11 to 20 of about 1,959,228 (334)

Analysis of mannosidase I activity in interphase and mitotic cells by lectin staining and endoglycosidase H treatment

open access: yesSTAR Protocols, 2023
Summary: N-Glycosylation is a common protein modification catalyzed by a series of glycosylation enzymes in the endoplasmic reticulum and Golgi apparatus.
Jie Li, Jianchao Zhang, Yanzhuang Wang
doaj   +1 more source

Detection of DNA damage by alkaline comet assay in mouse colonic mucosa

open access: yesSTAR Protocols, 2021
Summary: We recently characterized the association between DNA damage and immunoresponse in vivo in colonic mucosa of mice infected with a Salmonella Typhimurium strain expressing a genotoxin, known as typhoid toxin.
Elisa Boutet-Robinet   +4 more
doaj   +1 more source

Protocol to measure inter-centrosome distance in adherent cells using epifluorescence microscopy

open access: yesSTAR Protocols, 2022
Summary: We present here a protocol to assay the centrosome separation events at late-G2 phase of the cell cycle by immunofluorescence microscopy. We describe the steps required for imaging and measurement of inter-centrosome distance.
Franco K.C. Au   +2 more
doaj   +1 more source

Measuring SERCA-mediated calcium uptake in mouse muscle homogenates

open access: yesSTAR Protocols, 2023
Summary: This protocol employs the indo-1 Ca2+ fluorophore to quantify Ca2+ uptake by the sarco(endo)plasmic reticulum Ca2+ ATPase pump in murine muscle homogenates and allows for real-time kinetic measurement of Ca2+ mobilization within the muscle ...
Mia S. Geromella   +2 more
doaj   +1 more source

A luminescence-based protocol for assessing fructose metabolism via quantification of ketohexokinase enzymatic activity in mouse or human hepatocytes

open access: yesSTAR Protocols, 2021
Summary: Ketohexokinase (KHK) catalyzes the first step of fructose metabolism. Inhibitors of KHK enzymatic activity are being evaluated in clinical trials for the treatment of non-alcoholic fatty liver disease (NAFLD) and diabetes.
Se-Hyung Park   +8 more
doaj   +1 more source

Measurement of autophagy via LC3 western blotting following DNA-damage-induced senescence

open access: yesSTAR Protocols, 2022
Summary: Senescent cells accumulation is associated with aging and age-related diseases, and recent findings suggest that autophagy, the activity of the intracellular degradation system, decreases during senescence.
Hitomi Yamamoto-Imoto   +3 more
doaj   +1 more source

Protocol for single-molecule pull-down of fluorescently tagged oligomers from cell lysates

open access: yesSTAR Protocols, 2023
Summary: Mutations in intrinsically disordered proteins drive the irreversible formation of pathological aggregates, a hallmark of neurodegenerative diseases.
Nathalie Djaja, Sua Myong
doaj   +1 more source

Protocol to assess metabolic activity of Pseudomonas aeruginosa by measuring heat flow using isothermal calorimetry

open access: yesSTAR Protocols, 2023
Summary: Here, we present a protocol for assessing metabolic activity of bacterial populations by measuring heat flow using isothermal calorimetry. We outline the steps for preparing the different growth models of Pseudomonas aeruginosa and performing ...
Katrin Beilharz   +6 more
doaj   +1 more source

Diamagnetic repulsion of particles for multilaminar flow assays [PDF]

open access: yes, 2015
© The Royal Society of Chemistry. We demonstrate diamagnetic repulsion forces for performing continuous multilaminar flow assays on particles based on their intrinsic properties and with a simple setup. The platform could be applied to sandwich assays on
Elders, Luke T.   +3 more
core   +1 more source

Overview of Serological Techniques for Influenza Vaccine Evaluation: Past, Present and Future [PDF]

open access: yes, 2014
Serological techniques commonly used to quantify influenza-specific antibodies include the Haemagglutination Inhibition (HI), Single Radial Haemolysis (SRH) and Virus Neutralization (VN) assays.
Callow   +30 more
core   +3 more sources

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