Results 111 to 120 of about 612,357 (298)

Fused eco29kIR- and M genes coding for a fully functional hybrid polypeptide as a model of molecular evolution of restriction-modification systems

open access: yesBMC Evolutionary Biology, 2011
Background The discovery of restriction endonucleases and modification DNA methyltransferases, key instruments of genetic engineering, opened a new era of molecular biology through development of the recombinant DNA technology.
Solonin Alexander S   +2 more
doaj   +1 more source

The pyruvate generator is a common phenomenon in mitochondria from different rat and mouse brain regions

open access: yesFEBS Letters, EarlyView.
The pyruvate generator, which causes activation of respiration by extra‐mitochondrial Ca2+, is also present and functional in rat brainstem mitochondria, as it is in other brain regions. This finding is confirmed by experiments with a fully reconstituted malate–aspartate shuttle (MAS).
Grazyna Debska‐Vielhaber   +7 more
wiley   +1 more source

The Amino Terminus of the Yeast F_1-ATPase β-Subunit Precursor Functions as a Mitochondrial Import Signal [PDF]

open access: yes, 1986
The ATP2 gene of Saccharomyces cerevisiae codes for the cytoplasmically synthesized beta-subunit protein of the mitochondrial F1-ATPase. To define the amino acid sequence determinants necessary for the in vivo targeting and import of this protein into ...
Douglas, Michael G.   +5 more
core  

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

Potential therapeutic targeting of BKCa channels in glioblastoma treatment

open access: yesMolecular Oncology, EarlyView.
This review summarizes current insights into the role of BKCa and mitoBKCa channels in glioblastoma biology, their potential classification as oncochannels, and the emerging pharmacological strategies targeting these channels, emphasizing the translational challenges in developing BKCa‐directed therapies for glioblastoma treatment.
Kamila Maliszewska‐Olejniczak   +4 more
wiley   +1 more source

PARP inhibition and pharmacological ascorbate demonstrate synergy in castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
Pharmacologic ascorbate (vitamin C) increases ROS, disrupts cellular metabolism, and induces DNA damage in CRPC cells. These effects sensitize tumors to PARP inhibition, producing synergistic growth suppression with olaparib in vitro and significantly delayed tumor progression in vivo. Pyruvate rescue confirms ROS‐dependent activity.
Nicolas Gordon   +13 more
wiley   +1 more source

RESTRICTION ENDONUCLEASE ANALYSIS OF PASTEURELLA MULTOCIDA FIELD ISOLATES BY Hha-I [PDF]

open access: yesPakistan Veterinary Journal, 2006
In this study the restriction endonuclease analysis (REA) technique was used for the comparison of field isolates and vaccinal strain of Pasteurella multocida using Hha-I enzyme.
R. MUNIR, U. FAROOQ, N. BADAR, A. KHANUM1 AND A. WADOOD1
doaj  

Structural and functional analysis of the symmetrical Type I restriction endonuclease R.EcoR124I<sub>NT</sub>

open access: yesPLoS ONE, 2012
Type I restriction-modification (RM) systems are comprised of two multi-subunit enzymes, the methyltransferase (∼160 kDa), responsible for methylation of DNA, and the restriction endonuclease (∼400 kDa), responsible for DNA cleavage. Both enzymes share a
James E N Taylor   +4 more
doaj   +1 more source

The type IIS restriction enzyme MmeI can cut across a double-strand break. [PDF]

open access: yesMol Biol Rep, 2023
Tasnim M, Selph TJ, Olcott J, Hill JT.
europepmc   +1 more source

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