Results 31 to 40 of about 92,731 (139)

Phosphoenolpyruvate carboxylase dentified as a key enzyme in erythrocytic Plasmodium falciparum carbon metabolism [PDF]

open access: yes, 2014
Phospoenolpyruvate carboxylase (PEPC) is absent from humans but encoded in thePlasmodium falciparum genome, suggesting that PEPC has a parasite-specific function. To investigate its importance in P. falciparum, we generated a pepc null mutant (D10Δpepc),
A Chokkathukalam   +70 more
core   +3 more sources

Melanopsin-expressing retinal ganglion cells are resistant to cell injury, but not always [PDF]

open access: yes, 2017
Melanopsin retinal ganglion cells (mRGCs) are intrinsically photosensitive RGCs deputed to non-image forming functions of the eye such as synchronization of circadian rhythms to light-dark cycle.
Carelli, Valerio   +7 more
core   +1 more source

The quantum mitochondrion and optimal health [PDF]

open access: yesBiochemical Society Transactions, 2016
A sufficiently complex set of molecules, if subject to perturbation, will self-organize and show emergent behaviour. If such a system can take on information it will become subject to natural selection. This could explain how self-replicating molecules evolved into life and how intelligence arose.
Geoffrey Guy   +2 more
openaire   +2 more sources

Unsupervised segmentation of mitochondria using model-based spectral clustering [PDF]

open access: yes, 2013
Segmentation of mitochondria in microscopic images represents a significant challenge that is motivated by the wide morphological and structural variations that are characteristic for this category of membrane enclosed sub cellular organelles. To address
Dietlmeier, Julia   +2 more
core   +1 more source

A prototypical small-molecule modulator uncouples mitochondria in response to endogenous hydrogen peroxide production [PDF]

open access: yes, 2013
A high membrane potential across the mitochondrial inner membrane leads to the production of the reactive oxygen species (ROS) implicated in aging and age-related diseases.
Affourtit   +35 more
core   +1 more source

The return of the mitochondrion [PDF]

open access: yesThe Biochemist, 2005
For a fresh-faced (well, apart from the beard) PhD graduate in 1989, mitochondrial bioenergetics might have seemed a strange choice of research path. Flushed with the general acceptance of the chemiosmotic theory, many felt that the area had passed its heyday. With the publication of its ‘bible’ (Bioenergetics, the definitive textbook by David Nicholls)
openaire   +1 more source

Was the Mitochondrion Necessary to Start Eukaryogenesis? [PDF]

open access: yesTrends in Microbiology, 2019
Arguments based on cell energetics favour the view that a mitochondrion capable of oxidative phosphorylation was a prerequisite for the evolution of other features of the eukaryotic cell, including increased volume, genome size and, eventually, phagotrophy.
Hampl, Vladimír   +2 more
openaire   +3 more sources

Bcl-xL-mediated remodeling of rod and cone synaptic mitochondria after postnatal lead exposure: electron microscopy, tomography and oxygen consumption. [PDF]

open access: yes, 2012
PurposePostnatal lead exposure produces rod-selective and Bax-mediated apoptosis, decreased scotopic electroretinograms (ERGs), and scotopic and mesopic vision deficits in humans and/or experimental animals.
Ellisman, Mark H   +5 more
core   +1 more source

Selective Uncoupling of Individual Mitochondria within a Cell Using a Mitochondria-Targeted Photoactivated Protonophore [PDF]

open access: yes, 2012
Depolarization of an individual mitochondrion or small clusters of mitochondria within cells has been achieved using a photoactivatable probe. The probe is targeted to the matrix of the mitochondrion by an alkyltriphenylphosphonium lipophilic cation and ...
Andrew G. Cairns   +46 more
core   +2 more sources

Anti-Trypanosoma cruzi action of a new benzofuran derivative based on amiodarone structure [PDF]

open access: yes, 2018
Chagas disease is a neglected tropical affection caused by the protozoan parasite Trypanosoma cruzi. There is no current effective treatment since the only two available drugs have a limited efficacy and produce side effects.
Benaim, Gustavo   +4 more
core   +1 more source

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