Results 81 to 90 of about 65,595 (212)

Phylogenetic analysis of the glucose-6-phosphate isomerase gene in Trypanosoma cruzi

open access: yesExperimental Parasitology, 2006
Trypanosoma cruzi, the agent of Chagas disease, has a basically clonal population structure with rare hybridization events. The species is subdivided into six "Discrete Typing Units" called DTUs I, IIa-e, distributed into two major phylogenetic lineages, T. cruzi I and II (TC I and II).
/Broutin, Hélène   +4 more
openaire   +3 more sources

Dietary essential oils modulate post‐mortem oxidative damage in trout fillets exposed to slaughter stress during frozen storage

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Slaughter is a critical phase in aquaculture that can severely compromise both animal welfare and product quality. Stress responses triggered during this stage may accelerate post‐mortem biochemical degradation and promote oxidative damage in fish fillets. Essential oils, known for their antioxidant and anti‐inflammatory properties,
Lucía Méndez   +5 more
wiley   +1 more source

Genetic variability in Oligosarcus paranensis (Teleostei: Characiformes) from the São Francisco river, Ivaí river basin – Paraná State, Brazil - doi: 10.4025/actascibiolsci.v35i3.14179

open access: yesActa Scientiarum: Biological Sciences, 2013
The genetic variability of Oligosarcus paranensis was estimated from a population collected in São Francisco river, Prudentópolis county in Paraná State (Brazil) using the electrophoresis in starch gel technique.
Michele Rocha dos Santos, Erasmo Renesto
doaj   +1 more source

How are proteins reduced in the endoplasmic reticulum? [PDF]

open access: yes, 2018
The reversal of thiol oxidation in proteins within the endoplasmic reticulum (ER) is crucial for protein folding, degradation, chaperone function, and the ER stress response. Our understanding of this process is generally poor but progress has been made.
Bulleid, Neil   +2 more
core   +2 more sources

Proteome Analysis of Corynebacterium diphtheriae–Macrophage Interaction

open access: yesPROTEOMICS, EarlyView.
ABSTRACT Contact of Corynebacterium diphtheriae with macrophages induces adaptations on both bacterial and cellular sides. The study presented here was aiming to shed light on the simultaneous intracellular adaptation of the bacteria and changes in the proteome of the phagocytes in response to the internalization of C. diphtheriae.
Luca Musella   +6 more
wiley   +1 more source

The return of metabolism: biochemistry and physiology of the pentose phosphate pathway. [PDF]

open access: yes, 2014
The pentose phosphate pathway (PPP) is a fundamental component of cellular metabolism. The PPP is important to maintain carbon homoeostasis, to provide precursors for nucleotide and amino acid biosynthesis, to provide reducing molecules for anabolism ...
Breitenbach, Michael   +14 more
core   +5 more sources

Proteomics of Prostate Cancer Tissue Small Extracellular Vesicles Reveal Alteration of Metabolism

open access: yesPROTEOMICS, EarlyView.
ABSTRACT Prostate cancer (PCa) is a leading male malignancy worldwide, with metabolic reprogramming being a critical hallmark of its progression. Extracellular vesicles (EVs) derived from tissues directly reflect the tumor microenvironment, offering unique insights into cancer pathophysiology that are unattainable through cell line or biofluid‐derived ...
Lijuan Yu   +4 more
wiley   +1 more source

Genetic variability in Astyanax altiparanae Garutti & Britski, 2000 (Teleostei, Characidae) from the Upper Paraná River basin, Brazil

open access: yesGenetics and Molecular Biology, 2005
Allozyme data was used to assess the genetic diversity Astyanax altiparanae populations from the floodplain of the Upper Paraná River (PR). Specimens were collected in the southern Brazilian state of Paraná from PR in Porto Rico municipality and Ribeirão
Maria Dolores Peres   +2 more
doaj   +1 more source

EFP1 is an ER stress-induced glycoprotein which interacts with the pro-apoptotic protein Par-4 [PDF]

open access: yes, 2009
We have isolated the rat ortholog of EFP1 (EF-hand binding protein 1) as a novel interaction partner of the pro-apoptotic protein Par-4 (prostate apoptosis response-4).
Appel, Sarah   +5 more
core   +1 more source

Evidence of the indirect hormonal activity of prohormones using liver S9 metabolic bioactivation and an androgen bioassay [PDF]

open access: yes, 2008
Prohormones such as dehydroepiandrosterone (DHEA) are steroid precursors that do not show hormonal activity by themselves. Abuse of these prohormones in cattle fattening is hard to prove because of strong in vivo metabolism and the difficulty to detect ...
Bovee, T.F.H.   +4 more
core   +2 more sources

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