Results 91 to 100 of about 3,092,750 (383)

Tissue fractionation studies. 6. Intracellular distribution patterns of enzymes in rat-liver tissue.

open access: yesBiochemical Journal, 1955
more acidic solutions, with pH < 7 0, a few seconds elapsed before equilibrium was attained. Taking into account the ionization of the haem-linked group on MetMb and the higher oxidation state, the variation of Kb,.
B. C. D. Duve   +4 more
semanticscholar   +1 more source

Nanogels with Selective Intracellular Reactivity for Intracellular Tracking and Delivery

open access: yesChemistry – A European Journal, 2020
AbstractA multimodal approach for hydrogel‐based nanoparticles was developed to selectively allow molecular conjugated species to either be released inside the cell or remain connected to the polymer network. Using the intrinsic difference in reactivity between esters and amides, nanogels with an amide‐conjugated dye could be tracked intracellularly ...
Guangyue Zu   +5 more
openaire   +3 more sources

The thioredoxin‐like and one glutaredoxin domain are required to rescue the iron‐starvation phenotype of HeLa GLRX3 knock out cells

open access: yesFEBS Letters, EarlyView.
Glutaredoxin (Grx) 3 proteins contain a thioredoxin domain and one to three class II Grx domains. These proteins play a crucial role in iron homeostasis in eukaryotic cells. In human Grx3, at least one of the two Grx domains, together with the thioredoxin domain, is essential for its function in iron metabolism.
Laura Magdalena Jordt   +4 more
wiley   +1 more source

INTRA-ERYTHROCYTE INVASION OF ESCHERICHIA COLI STRAINS WITH VARIOUS LEVELS OF ANTIHEMOGLOBIN ACTIVITY IN EXPERIMENT

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2015
Aim. Study of intra-erythrocyte invasion of Escherichia coli strains with various levels of antihemoglobin activity on a model of generalized infection. Materials and methods. Experiments were carried out on 72 male mice.
E. A Schuplova   +2 more
doaj  

Serological and molecular analysis of feline vector-borne anaplasmosis and ehrlichiosis using species-specific peptides and PCR

open access: yesParasites & Vectors, 2015
Background With the exception of Bartonella spp. or Cytauxzoon felis, feline vector-borne pathogens (FVBP) have been less frequently studied in North America and are generally under-appreciated as a clinical entity in cats, as compared to dogs or people.
Barbara C. Hegarty   +7 more
doaj   +1 more source

Regulation of System x\u3csub\u3ec\u3c/sub\u3e\u3csup\u3e-\u3c/sup\u3e by Pharmacological Manipulation of Cellular Thiols [PDF]

open access: yes, 2015
The cystine/glutamate exchanger (system xc-) mediates the transport of cystine into the cell in exchange for glutamate. By releasing glutamate, system xc- can potentially cause excitotoxicity.
Albano, Rebecca   +4 more
core   +1 more source

Analysis of knockout/knockin mice that express a mutant FasL lacking the intracellular domain [PDF]

open access: yes, 2009
Fas ligand (FasL; CD178; CD95L) is a type II transmembrane protein belonging to the tumour necrosis factor family; its binding to the Fas receptor (CD95; APO-1) triggers apoptosis in the receptor-bearing cell.
Kirkin, Vladimir   +2 more
core   +1 more source

Intracellular Protein Topogenesis [PDF]

open access: yesProceedings of the National Academy of Sciences, 1980
Concurrently with or shortly after their synthesis on ribosomes, numerous specific proteins are unidirectionally translocated across or asymmetrically integrated into distinct cellular membranes.
openaire   +4 more sources

In vivo evidence for glycyl radical insertion into a catalytically inactive variant of pyruvate formate‐lyase

open access: yesFEBS Letters, EarlyView.
Dimeric pyruvate formate‐lyase cleaves pyruvate using a radical‐based mechanism. G734 serves as a radical storage location, and the radical is transferred to the catalytic C419 residue. Mutation of the C418‐C419 pair causes loss of enzyme activity, but does not impede radical introduction onto G734. Therefore, cis‐ but not trans‐radical transfer occurs
Michelle Kammel   +2 more
wiley   +1 more source

THE ROLE OF BIFIDOBACTERIA IN THE FORMATION OF HUMAN IMMUNE HOMEOSTASIS

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2015
In the review the materials on the formation ofintestinal immune homeostasis through involvement of bifidobacteria which are the key species of microbiota of human colon biotype are presented.
O. V Bukharin   +3 more
doaj  

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