Results 21 to 30 of about 22,727 (219)

Effect of okadaic acid on utilization of lipoprotein-derived cholesteryl esters by rat steroidogenic cells.

open access: yesJournal of Lipid Research, 1994
This study examines various functional, biochemical, and structural changes in rat adrenocortical and ovarian granulosa cells that could account for the decline in lipoprotein-supported hormone production after cell treatment with the protein phosphatase
S Azhar, J A Frazier, L Tsai, E Reaven
doaj   +1 more source

Oral Toxicity of Okadaic Acid in Mice: Study of Lethality, Organ Damage, Distribution and Effects on Detoxifying Gene Expression

open access: yesToxins, 2013
In vivo, after administration by gavage to mice and rats, okadaic acid has been reported to produce lesions in liver, small intestine and forestomach.
Luis M. Botana   +9 more
doaj   +1 more source

IKKα negatively regulates ASC-dependent inflammasome activation. [PDF]

open access: yes, 2014
The inflammasomes are multiprotein complexes that activate caspase-1 in response to infections and stress, resulting in the secretion of pro-inflammatory cytokines.
Alnemri, Emad S   +19 more
core   +1 more source

Risk Assessment of Pectenotoxins in New Zealand Bivalve Molluscan Shellfish, 2009–2019

open access: yesToxins, 2020
Pectenotoxins (PTXs) are produced by Dinophysis spp., along with okadaic acid, dinophysistoxin 1, and dinophysistoxin 2. The okadaic acid group toxins cause diarrhetic shellfish poisoning (DSP), so are therefore regulated.
Michael J. Boundy   +5 more
doaj   +1 more source

Insulin Action on Polyunsaturated Phosphatidic Acid Formation in Rat Brain: An “In Vitro” Model with Synaptic Endings from Cerebral Cortex and Hippocampus [PDF]

open access: yes, 2009
The highly efficient formation of phosphatidic acid from exogenous 1-stearoyl-2-arachidonoyl-sn-glycerol (SAG) in rat brain synaptic nerve endings (synaptosomes) from cerebral cortex and hippocampus is reported.
Giusto, Norma Maria   +2 more
core   +1 more source

Lipophilic Toxins in Wild Bivalves from the Southern Gulf of California, Mexico

open access: yesMarine Drugs, 2021
Most of the shellfish fisheries of Mexico occur in the Gulf of California. In this region, known for its high primary productivity, blooms of diatoms and dinoflagellates are common, occurring mainly during upwelling events.
Ignacio Leyva-Valencia   +8 more
doaj   +1 more source

PPM1D phosphatase, a target of p53 and RBM38 RNA-binding protein, inhibits p53 mRNA translation via dephosphorylation of RBM38. [PDF]

open access: yes, 2015
PPM1D phosphatase, also called wild-type p53-induced phosphatase 1, promotes tumor development by inactivating the p53 tumor suppressor pathway.
Chen, X, Xu, E, Zhang, J, Zhang, M
core   +2 more sources

Posttranslational modifications of GLUT4 affect its subcellular localization and translocation [PDF]

open access: yes, 2013
The facilitative glucose transporter type 4 (GLUT4) is expressed in adipose and muscle and plays a vital role in whole body glucose homeostasis. In the absence of insulin, only ~1% of cellular GLUT4 is present at the plasma membrane, with the vast ...
Bayer   +64 more
core   +3 more sources

Okadaic Acid Is a Potent Angiogenesis Inducer [PDF]

open access: yesJapanese Journal of Cancer Research, 1992
Okadaic acid, which is a non‐12‐0‐tetradecanoylphorbol‐13‐acetate (TPA)‐type tumor promoter and an inhibitor of protein phosphatases 1 and 2A, induced angiogenesis in the chorioallantoic membrane of the chick embryo. Its potent angiogenic activity was dose‐dependent. The minimum effective dose was 5 fmol/egg and the effective dose for 50% induction was
Oikawa, Tsutomu   +3 more
openaire   +2 more sources

Modulation of macrophage scavenger receptor transport by protein phosphorylation

open access: yesJournal of Lipid Research, 1996
The identification of three highly conserved phosphorylation sites in the cytoplasmic domain of each of the monomeric subunits of the macrophage scavenger receptor suggests that protein phosphorylation may regulate this receptor pathway.
L G Fong
doaj   +1 more source

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