Results 31 to 40 of about 3,881,952 (282)

Education in Family Medicine : What has been achieved? [PDF]

open access: yes, 2012
Contents: Education... historical landmarks - Pierre Mallia; The Malta College of Family Doctors and the Royal College of General Practitioners - John V.
Mallia, Pierre   +2 more
core  

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Treatment with KCL‐286, a first‐in‐class retinoic acid receptor‐β (RARβ) agonist, ameliorates neuronal DNA damage and inflammation in a mouse model of Alzheimer's disease

open access: yesFEBS Open Bio, EarlyView.
Repair of neuronal DNA damage in Alzheimer's disease by KCL‐286. (A) Amyloid‐β oligomers and plaques impair neuronal DNA repair pathways, leading to DNA double‐strand breaks and glial activation. (B) KCL‐286 activates RARβ/RXR signalling via retinoic acid response elements (RAREs), associated with increased BRCA1 expression, enhanced DNA repair and ...
Natasha Hill   +6 more
wiley   +1 more source

Women in family farming: An analysis of the Brazilian National Program to strengthen family farming for women

open access: yesEstudos Sociedade e Agricultura
This study discusses whether the Pronaf Mulher credit, the main public program for family farms in Brazil, has helped increase the participation of women in family farming.
Hilka Pelizza Vier Machado   +1 more
doaj   +1 more source

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

Agroecological family farming in Uruguay, innovative and counter-hegemonic contributions to sustainability

open access: yesAgrociencia Uruguay
Agroecological family farming in Uruguay has a background of over thirty years and is increasingly recognized as a valid option for the transformation of the food system. However, basic and comprehensive information on the sector is not available.
Alberto Gómez Perazzoli   +2 more
doaj   +1 more source

Weed control using natural compounds [PDF]

open access: yesPesquisa Agropecuária Brasileira
The objective of this work was to evaluate the weed control efficacy of different plant-derived natural compounds in post-emergence applications. The treatments were alcohol+water (50% v/v), carvacrol (2.5% v/v), eugenol (2.5% v/v), thymol (2.5% v/v ...
Alexandre Magno Brighenti   +2 more
doaj   +2 more sources

Evaluating the effect of γ‐oryzanol on MASLD pathology using a medaka fish model

open access: yesFEBS Open Bio, EarlyView.
This study explores a liver disease called MASLD, which is increasing worldwide and can lead to serious damage. Researchers used medaka fish instead of rodents to test a food compound, γ‐oryzanol. Fish fed this compound had less liver fat and healthier gut bacteria.
Yukako Ito   +7 more
wiley   +1 more source

MOTIVASI PETANI DALAM MEMPERTAHANKAN SISTEM TRADISIONAL PADA USAHATANI PADI SAWAH DI DESA PARBAJU JULU KABUPATEN TAPANULI UTARA PROPINSI SUMATERA UTARA

open access: yesJurnal Agrisep, 2011
This research aims to identify factors correlated significantly to the motivation of farmers in perseving traditional rainfed farming systems, such as using local seeds and planting once a year.
Reflis Reflis   +2 more
doaj   +1 more source

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