Results 21 to 30 of about 1,866,493 (305)

Identification of calpain cleavage sites in the G1 cyclin-dependent kinase inhibitor p19(INK4d) [PDF]

open access: yes, 2006
Calpains are a large family of Ca2+-dependent cysteine proteases that are ubiquitously distributed across most cell types and vertebrate species. Calpains play a role in cell differentiation, apoptosis, cytoskeletal remodeling, signal transduction and ...
Croall   +13 more
core   +2 more sources

Cell cycle regulatory proteins in glomerular disease [PDF]

open access: yesKidney International, 1999
Evidence is accumulating that directly responsible for the rate of progression of glomerular disease are specific positive (cyclins and cyclin-dependent kinases) and negative (cyclin-kinase inhibitors) cell cycle regulatory proteins. The challenge for nephrologists is to determine which ones are expressed in renal disease and their precise role in ...
S J, Shankland, M, Al'Douahji
openaire   +4 more sources

Could Upregulated Hsp70 Protein Compensate for the Hsp90-Silence-Induced Cell Death in Glioma Cells? [PDF]

open access: yes, 2014
The molecular chaperone heat shock protein 90 alpha (Hsp90α) has been recognized in various tumours including glioma. This pilot study using a proteomic approach analyses the downstream effects of Hsp90 inhibition using 17-allylamino-17 ...
Khan, Zarine Jamsher   +3 more
core   +4 more sources

Expression of regulatory proteins and proliferative activity in relation to phenotypic characteristics of upper urothelial carcinoma [PDF]

open access: yesVojnosanitetski Pregled, 2011
Background/Aim. Deregulation of the normal cell cycle is common in upper urothelial carcinoma (UUC). The aim of this study was to investigate the expression of regulatory proteins of the cell cycle (p53, p16, cyclin D1, HER-2) and proliferative Ki-67 ...
Dolićanin Zana   +6 more
doaj   +1 more source

Signalling cell cycle arrest and cell death through the MMR System [PDF]

open access: yes, 2006
Loss of DNA mismatch repair (MMR) in mammalian cells, as well as having a causative role in cancer, has been linked to resistance to certain DNA damaging agents including clinically important cytotoxic chemotherapeutics.
Brown, R., O'Brien, V.
core   +1 more source

The retinoblastoma family of proteins and their regulatory functions in the mammalian cell division cycle

open access: yesCell Division, 2012
The retinoblastoma (RB) family of proteins are found in organisms as distantly related as humans, plants, and insects. These proteins play a key role in regulating advancement of the cell division cycle from the G1 to S-phases.
Henley Shauna A, Dick Frederick A
doaj   +1 more source

The role of the cell cycle machinery in resumption of postembryonic development [PDF]

open access: yes, 2005
Cell cycle activity is required for plant growth and development, but its involvement in the early events that initiate seedling development remains to be clarified. We performed experiments aimed at understanding when cell cycle progression is activated
Barrôco, Rosa Maria   +6 more
core   +2 more sources

Expressão de marcadores de proliferação celular e apoptose em carcinoma basocelular Markers expression of cell proliferation and apoptosis in basal cell carcinoma

open access: yesAnais Brasileiros de Dermatologia, 2009
FUNDAMENTOS: O carcinoma basocelular é o câncer mais comum em humanos. Estudos que utilizam recursos da biologia molecular e genética, associados à histomorfologia, permitem a identificação de fatores de risco no desenvolvimento de lesões mais ...
Marília de Pádua Dornelas Corrêa   +4 more
doaj   +1 more source

Physiological and transcriptomic evidence for a close coupling between chloroplast ontogeny and cell cycle progression in the pennate diatom Seminavis robusta [PDF]

open access: yes, 2008
Despite the growing interest in diatom genomics, detailed time series of gene expression in relation to key cellular processes are still lacking. Here, we investigated the relationships between the cell cycle and chloroplast development in the pennate ...
Chepurnov, Victor A   +12 more
core   +3 more sources

The p53-MDM2 network: from oscillations to apoptosis [PDF]

open access: yes, 2007
The p53 protein is well-known for its tumour suppressor function. The p53-MDM2 negative feedback loop constitutes the core module of a network of regulatory interactions activated under cellular stress.
Bose, Indrani, Ghosh, Bhaswar
core   +2 more sources

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