Determinants, maintenance, and function of organellar pH

SA Freeman, S Grinstein… - Physiological reviews, 2023 - journals.physiology.org
The protonation state of soluble and membrane-associated macromolecules dictates their
charge, conformation, and functional activity. In addition, protons (H+ or their equivalents) …

Current methods to analyze lysosome morphology, positioning, motility and function

DC Barral, L Staiano, C Guimas Almeida, DF Cutler… - Traffic, 2022 - Wiley Online Library
Since the discovery of lysosomes more than 70 years ago, much has been learned about
the functions of these organelles. Lysosomes were regarded as exclusively degradative …

Unveiling the mechanisms and challenges of cancer drug resistance

SU Khan, K Fatima, S Aisha, F Malik - Cell Communication and Signaling, 2024 - Springer
Cancer treatment faces many hurdles and resistance is one among them. Anti-cancer
treatment strategies are evolving due to innate and acquired resistance capacity, governed …

Ras-mutant cancers are sensitive to small molecule inhibition of V-type ATPases in mice

B Tolani, A Celli, Y Yao, YZ Tan, R Fetter… - Nature …, 2022 - nature.com
Mutations in Ras family proteins are implicated in 33% of human cancers, but direct
pharmacological inhibition of Ras mutants remains challenging. As an alternative to direct …

Genetically encoded, pH-sensitive mTFP1 biosensor for probing lysosomal pH

MY Chin, AR Patwardhan, KH Ang, AL Wang… - ACS …, 2021 - ACS Publications
Lysosomes are important sites for macromolecular degradation, defined by an acidic
lumenal pH of∼ 4.5. To better understand lysosomal pH, we designed a novel, genetically …

Distinct motifs in the E protein are required for SARS-CoV-2 virus particle formation and lysosomal deacidification in host cells

K Miura, Y Suzuki, K Ishida, M Arakawa, H Wu… - Journal of …, 2023 - Am Soc Microbiol
Severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) is a major public health
concern, but the mechanisms underlying its viral particle formation are not well understood …

[HTML][HTML] Network biology and artificial intelligence drive the understanding of the multidrug resistance phenotype in cancer

B Bueschbell, AB Caniceiro, PMS Suzano… - Drug Resistance …, 2022 - Elsevier
Globally with over 10 million deaths per year, cancer is the most transversal disease across
countries, cultures, and ethnicities, affecting both developed and developing regions …

pH-Responsive Micelles Containing Quinine Functionalities Enhance Intracellular Gene Delivery and Expression

NW Kreofsky, P Roy, TM Reineke - Bioconjugate Chemistry, 2024 - ACS Publications
Quinine is a promising building block for creating polymer carriers for intracellular nucleic
acid delivery. This is due to its ability to bind to genetic material through intercalation and …

Detection and quantification of the vacuolar H+ATPase using the Legionella effector protein SidK

ME Maxson, YM Abbas, JZ Wu, JD Plumb… - Journal of Cell …, 2022 - rupress.org
Acidification of secretory and endocytic organelles is required for proper receptor recycling,
membrane traffic, protein degradation, and solute transport. Proton-pumping vacuolar H+ …

Endolysosomal impairment by binding of amyloid beta or MAPT/Tau to V-ATPase and rescue via the HYAL-CD44 axis in Alzheimer disease

SH Kim, YS Cho, Y Kim, J Park, SM Yoo, J Gwak… - Autophagy, 2023 - Taylor & Francis
Impaired activities and abnormally enlarged structures of endolysosomes are frequently
observed in Alzheimer disease (AD) brains. However, little is known about whether and how …