Results 11 to 20 of about 1,590,893 (316)

Cell-Based Assays for Smoothened Ubiquitination and Sumoylation. [PDF]

open access: yesMethods Mol Biol, 2022
The Hedgehog (Hh) family of secreted proteins governs embryonic development and adult tissue homeostasis by regulating the abundance, localization, and activity of the GPCR family protein Smoothened (Smo). Smo trafficking and subcellular accumulation are controlled by multiple posttranslational modifications (PTMs) including phosphorylation ...
Han Y, Jiang J.
europepmc   +3 more sources

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

New cationic nanovesicular systems containing lysine-based surfactants for topical administration: Toxicity assessment using representative skin cell lines [PDF]

open access: yes, 2013
Many strategies for treating diseases require the delivery of drugs into the cell cytoplasm following internalization within endosomal vesicles. Thus, compounds triggered by low pH to disrupt membranes and release endosomal contents into the cytosol are ...
Vinardell, M. Pilar   +11 more
core   +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

High-throughput mechanobiology: Force modulation of ensemble biochemical and cell-based assays [PDF]

open access: yes, 2021
Mechanobiology is focused on how the physical forces and mechanical properties of proteins, cells, and tissues contribute to physiology and disease. Although the response of proteins and cells to mechanical stimuli is critical for function, the tools to ...
Pearson, DS   +4 more
core   +3 more sources

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

Label-free profiling of cell dynamics: A sequence of impedance-based assays to estimate tumor cell invasiveness in vitro

open access: yes, 2022
S.243-250Dynamic properties of cancer cells, most notably their ability to migrate, have been correlated successfully with their invasive nature in vivo. To establish a stronger experimental basis for such a correlation we subjected five different cancer
Kohidai, László   +2 more
core   +1 more source

Pseudotype-based neutralization assays for influenza: a systematic analysis [PDF]

open access: yes, 2015
The use of vaccination against the influenza virus remains the most effective method of mitigating the significant morbidity and mortality caused by this virus.
Ferrara, Francesca   +11 more
core   +1 more source

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