Results 101 to 110 of about 153,070 (262)

Apoptosis assay by Hoechst and acridine orange/ ethidium bromide.

open access: yes, 2013
a and b) HepG2 control cells. c and d) HepG2 cells treated with 25 µg/ml of CD-3. e and f) HepG2 cells treated with 35 µg/ml of CD-3. Early apoptosis (EA) cells with apoptotic nuclei stained by Hoechst with fluorescence in blue spectrum (arrow ...
Chetan Singh Chauhan (436972)   +5 more
core   +1 more source

Neuroprotective effect of nitric oxide donor isosorbide-dinitrate against oxidative stress induced by ethidium bromide in rat brain [PDF]

open access: yes, 2012
This study investigated the effect of systemic administration of isosorbide-dinitrate (ISDN) on oxidative stress and brain monoamines in a toxic model of brain demyelination evoked by intracerebral injection (i.c.i) of ethidium bromide (10 μl of 0.1 ...
Mohammed, Nadia A.   +2 more
core   +1 more source

A distinct gene expression mechanism for d‐amino acid utilization in hyperthermophilic archaeon Pyrococcus horikoshii

open access: yesThe FEBS Journal, EarlyView.
The genes PH0137, PH0138, and PH0140 form a cluster in the genome of Pyrococcus horikoshii. The PH0140 gene encodes a transcription factor identified as a d‐amino acid‐responsive regulatory protein (DARP). In feast mode, l‐Ile‐bound DARP binds to the promoter and represses transcription of PH0137 and PH0138. In famine mode, DARP binds to d‐allo‐Ile and
Ryushi Kawakami   +6 more
wiley   +1 more source

Displacement plots of ethidium bromide-DNA complexes by polyamines.

open access: yes, 2013
Relative fluorescence intensity decrease of ethidium bromide (1.2 μM)-DNA(12.0 μM) complex induced by the binding of (A) spermine with CP DNA(-▪-), EC DNA (-•-), ML DNA (-▴-) and (B) spermidine with CP DNA(-▪-), EC DNA (-•-), ML DNA (-▴-) conducted in 10
Ayesha Kabir (436717)   +1 more
core   +1 more source

Astrocytic connexin43 phosphorylation contributes to seizure susceptibility after mild traumatic brain injury

open access: yesThe FEBS Journal, EarlyView.
Astrocytic gap junctions formed by connexin43 (Cx43) help maintain brain homeostasis. After mild traumatic brain injury (TBI), total cortical Cx43 increases and redistributes toward a soluble, non‐junctional pool with elevated hemichannel activity and increased phosphorylation at serine 368 (pCx43S368).
Carmen Muñoz‐Ballester   +11 more
wiley   +1 more source

Identification of natural compound inhibitors for multidrug efflux pumps of Escherichia coli and Pseudomonas aeruginosa using in silico high-throughput virtual screening and in vitro validation.

open access: yesPLoS ONE, 2014
Pseudomonas aeruginosa and Escherichia coli are resistant to wide range of antibiotics rendering the treatment of infections very difficult. A main mechanism attributed to the resistance is the function of efflux pumps.
Vasudevan Aparna   +4 more
doaj   +1 more source

Ethidium bromide MIC screening for enhanced efflux pump gene expression or efflux activity in Staphylococcus aureus

open access: yes, 2010
Multidrug resistance efflux pumps contribute to antimicrobial and biocide resistance in Staphylococcus aureus. The detection of strains capable of efflux is time-consuming and labor-intensive using currently available techniques. A simple and inexpensive
Susan M. Seo   +7 more
core   +1 more source

Bacteriomes, cryptic forms and evolution of a common wireworm pest species, Hypnoidus bicolor

open access: yesInsect Molecular Biology, EarlyView.
Wireworms are important agricultural pests, including Hypnoidus bicolor in the Canadian Prairies. Parthenogenetic and sexual populations of H. bicolor appear associated with different molecular clades. Bacterial community composition and structure were influenced by developmental stage, sampling location and host genetics.
Ivan Drahun   +5 more
wiley   +1 more source

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