Results 91 to 100 of about 441,178 (207)

Identification of methotrexate as a heterochromatin-promoting drug. [PDF]

open access: yes, 2019
Heterochromatin is a tightly packed form of DNA involved in gene silencing, chromosome segregation, and protection of genome stability. Heterochromatin is becoming more recognized in tumor suppression and may thus serve as a potential target for cancer ...
Dutta, Pranabananda   +5 more
core   +1 more source

Proteasome, but not autophagy, disruption results in severe eye and wing dysmorphia: a subunit- and regulator-dependent process in Drosophila.

open access: yesPLoS ONE, 2013
Proteasome-dependent and autophagy-mediated degradation of eukaryotic cellular proteins represent the two major proteostatic mechanisms that are critically implicated in a number of signaling pathways and cellular processes.
Panagiotis D Velentzas   +6 more
doaj   +1 more source

A reporter for amyloid precursor protein γ-secretase activity in Drosophila [PDF]

open access: yes, 2003
A key event in the pathogenesis of Alzheimer's disease (AD) is the deposition of senile plaques consisting largely of a peptide known as β-amyloid (Aβ) that is derived from the amyloid precursor protein (APP).
Fernandes, Jolene   +4 more
core   +1 more source

Mechanism of action of VP1-001 in cryAB(R120G)-associated and age-related cataracts [PDF]

open access: yes, 2019
PurposeWe previously identified an oxysterol, VP1-001 (also known as compound 29), that partially restores the transparency of lenses with cataracts. To understand the mechanism of VP1-001, we tested the ability of its enantiomer, ent-VP1-001, to bind ...
Andley, Usha P.   +10 more
core   +2 more sources

The Drosophila Inhibitor of Apoptosis (IAP) DIAP2 Is Dispensable for Cell Survival, Required for the Innate Immune Response to Gram-negative Bacterial Infection, and Can Be Negatively Regulated by the Reaper/Hid/Grim Family of IAP-binding Apoptosis Inducers [PDF]

open access: yes, 2007
Many inhibitor of apoptosis (IAP) family proteins inhibit apoptosis. IAPs contain N-terminal baculovirus IAP repeat domains and a C-terminal RING ubiquitin ligase domain.
Chen, Chun Hong   +8 more
core  

The Drosophila Caspase DRONC Cleaves following Glutamate or Aspartate and Is Regulated by DIAP1, HID, and GRIM [PDF]

open access: yes, 2000
The caspase family of cysteine proteases plays important roles in bringing about apoptotic cell death. All caspases studied to date cleave substrates COOH-terminal to an aspartate.
Hawkins, Christine J.   +5 more
core  

Bringing signaling complexity into focus

open access: yeseLife
A study in mice reveals key interactions between proteins involved in fibroblast growth factor signaling and how they contribute to distinct stages of eye lens development.
Sarah Y Coomson, Salil A Lachke
doaj   +1 more source

Tau-crystallin/alpha-enolase: one gene encodes both an enzyme and a lens structural protein. [PDF]

open access: yes, 1988
tau-Crystallin has been a major component of the cellular lenses of species throughout vertebrate evolution, from lamprey to birds. Immunofluorescence analysis of the embryonic turtle lens, using antiserum to lamprey tau-crystallin showed that the ...
de Jong, WW   +6 more
core  

Immunoreactivity for a calmodulin-dependent protein kinase is selectively increased in macaque striate cortex after monocular deprivation [PDF]

open access: yes, 1986
Immunocytochemical methods were used to localize type II Ca2+/calmodulin-dependent protein kinase in the macaque primary visual cortex. Neurons that stain for the kinase include both pyramidal and nonpyramidal cells and they appear to form a subset of ...
Hendry, S. H. C., Kennedy, M. B.
core  

Involvement of the eye in protein malnutrition.

open access: yesBulletin of the World Health Organization, 2000
An extensive review of the literature on protein malnutrition, with special reference to the frequency of involvement of the eyes, has been made by the author. Consideration of accounts from all parts of the world and in many different languages, including early as well as more recent descriptions of the syndrome, indicates that this important ...
openaire   +1 more source

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