Fast-acting chemical tools to delineate causality in transcriptional control

MG Jaeger, GE Winter - Molecular cell, 2021 - cell.com
Multi-dimensional omics profiling continues to illuminate the complexity of cellular
processes. Because of difficult mechanistic interpretation of phenotypes induced by slow …

[HTML][HTML] Optogenetic approaches for dissecting neuromodulation and GPCR signaling in neural circuits

SM Spangler, MR Bruchas - Current opinion in pharmacology, 2017 - Elsevier
Highlights•Optogenetic tools provide precise spatial and temporal control of GPCR
signaling.•Light-sensitive proteins can be engineered for GPCR-specific applications.• …

Spatiotemporal dynamics of membrane surface charge regulates cell polarity and migration

T Banerjee, D Biswas, DS Pal, Y Miao, PA Iglesias… - Nature cell …, 2022 - nature.com
During cell migration and polarization, numerous signal transduction and cytoskeletal
components self-organize to generate localized protrusions. Although biochemical and …

Membrane flow drives an adhesion-independent amoeboid cell migration mode

PR O'Neill, JA Castillo-Badillo, X Meshik… - Developmental cell, 2018 - cell.com
Cells migrate by applying rearward forces against extracellular media. It is unclear how this
is achieved in amoeboid migration, which lacks adhesions typical of lamellipodia-driven …

Surpassing light-induced cell damage in vitro with novel cell culture media

JH Stockley, K Evans, M Matthey, K Volbracht… - Scientific Reports, 2017 - nature.com
Light is extensively used to study cells in real time (live cell imaging), separate cells using
fluorescence activated cell sorting (FACS) and control cellular functions with light sensitive …

Optical Approaches for Investigating Neuromodulation and G Protein–Coupled Receptor Signaling

DJ Marcus, MR Bruchas - Pharmacological Reviews, 2023 - ASPET
Despite the fact that roughly 40% of all US Food and Drug Administration (FDA)-approved
pharmacological therapeutics target G protein–coupled receptors (GPCRs), there remains a …

Subcellular optogenetic activation of Cdc42 controls local and distal signaling to drive immune cell migration

PR O'Neill, V Kalyanaraman… - Molecular biology of the …, 2016 - Am Soc Cell Biol
Migratory immune cells use intracellular signaling networks to generate and orient spatially
polarized responses to extracellular cues. The monomeric G protein Cdc42 is believed to …

Frontiers in multiscale modeling of photoreceptor proteins

M Mroginski, S Adam, GS Amoyal… - Photochemistry and …, 2021 - Wiley Online Library
This perspective article highlights the challenges in the theoretical description of
photoreceptor proteins using multiscale modeling, as discussed at the CECAM workshop in …

Optogenetic activation reveals distinct roles of PIP3 and Akt in adipocyte insulin action

Y Xu, D Nan, J Fan, JS Bogan… - Journal of cell …, 2016 - journals.biologists.com
ABSTRACT Glucose transporter 4 (GLUT4; also known as SLC2A4) resides on intracellular
vesicles in muscle and adipose cells, and translocates to the plasma membrane in response …

Hitting the Sweet Spot: How Glucose Metabolism Is Orchestrated in Space and Time by Phosphofructokinase-1

M Campos, LV Albrecht - Cancers, 2023 - mdpi.com
Simple Summary Glucose metabolism was the first metabolic pathway to be discovered and
serves a central role across all life by generating energy. Cancer cells hijack glycolysis to …