The Great Escape: how phosphatidylinositol 4-kinases and PI4P promote vesicle exit from the Golgi (and drive cancer)

MG Waugh - Biochemical journal, 2019 - portlandpress.com
Abstract Phosphatidylinositol 4-phosphate (PI4P) is a membrane glycerophospholipid and a
major regulator of the characteristic appearance of the Golgi complex as well as its vesicular …

Orchestration of primary hemostasis by platelet and endothelial lysosome-related organelles

E Karampini, R Bierings, J Voorberg - … , thrombosis, and vascular …, 2020 - Am Heart Assoc
Megakaryocyte-derived platelets and endothelial cells store their hemostatic cargo in α-and
δ-granules and Weibel-Palade bodies, respectively. These storage granules belong to the …

Proximity proteomics of endothelial Weibel-Palade bodies identifies novel regulator of von Willebrand factor secretion

A Holthenrich, HCA Drexler, T Chehab… - Blood, The Journal …, 2019 - ashpublications.org
Weibel-Palade bodies (WPB) are unique secretory organelles of endothelial cells that store
factors regulating vascular hemostasis and local inflammation. Endothelial activation …

A GBF1-dependent mechanism for environmentally responsive regulation of ER-Golgi transport

M Lopes-da-Silva, JJ McCormack, JJ Burden… - Developmental cell, 2019 - cell.com
How can anterograde membrane trafficking be modulated by physiological cues? A screen
of Golgi-associated proteins revealed that the ARF-GEF GBF1 can selectively modulate the …

Proximity proteomics identifies septins and PAK2 as decisive regulators of actomyosin-mediated expulsion of von Willebrand factor

S El-Mansi, CL Robinson, KB Kostelnik, JJ McCormack… - Blood, 2023 - ashpublications.org
In response to tissue injury, within seconds the ultra-large glycoprotein von Willebrand factor
(VWF) is released from endothelial storage organelles (Weibel− Palade bodies) into the …

Physical contacts between mitochondria and WPBs participate in WPB maturation

J Ma, Z Hao, Y Zhang, L Li, X Huang… - … and Vascular Biology, 2024 - Am Heart Assoc
BACKGROUND: Weibel-Palade bodies (WPBs) are endothelial cell–specific cigar-shaped
secretory organelles containing various biologically active molecules. WPBs play crucial …

Type II phosphatidylinositol 4-kinases function sequentially in cargo delivery from early endosomes to melanosomes

Y Zhu, S Li, A Jaume, RA Jani, C Delevoye… - Journal of Cell …, 2022 - rupress.org
Melanosomes are pigment cell-specific lysosome-related organelles in which melanin
pigments are synthesized and stored. Melanosome maturation requires delivery of …

Lifecycle of Weibel-Palade bodies

M Mourik, J Eikenboom - Hämostaseologie, 2017 - thieme-connect.com
Weibel-Palade bodies (WPBs) are rod or cigar-shaped secretory organelles that are formed
by the vascular endothelium. They contain a diverse set of proteins that either function in …

The many roles of type II phosphatidylinositol 4‐kinases in membrane trafficking: new tricks for old dogs

S Minogue - BioEssays, 2018 - Wiley Online Library
The type II phosphatidylinositol 4‐kinases (PI4KIIs) produce the lipid phosphatidylinositol 4‐
phosphate (PtdIns4P) and participate in a confusing variety of membrane trafficking and …

A Plethora of Functions Condensed into Tiny Phospholipids: The Story of PI4P and PI(4,5)P2

A Bura, S Čabrijan, I Đurić, T Bruketa, A Jurak Begonja - Cells, 2023 - mdpi.com
Phosphoinositides (PIs) are small, phosphorylated lipids that serve many functions in the
cell. They regulate endo-and exocytosis, vesicular trafficking, actin reorganization, and cell …