Results 81 to 90 of about 2,224,228 (346)

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Phosphorus nutrition of ectomycorrhizal and arbuscular mycorrhizal tree seedlings from a lowland tropical rain forest in Korup National Park, Cameroon [PDF]

open access: yes, 1998
The relationship between mycorrhizal colonisation and phosphorus acquired by seedlings of the arbuscular mycorrhizal tree Oubanguia alata Bak f. (Scytopetalaceae) and the ectomycorrhizal tree Tetraberlinia moreliana Aubr.
Alexander, I.J.   +2 more
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Cerebral palsy: association between nutritional status and occurrence of oropharyngeal dysphagia

open access: yesRevista CEFAC
Objective: to verify the association between nutritional status and the occurrence of oropharyngeal dysphagia in individuals with cerebral palsy. Methods: a cross-sectional, quantitative study with people aged between two and 20 years.
Elenice França Dutra   +5 more
doaj   +2 more sources

Periodontal Microbiological Status Influences the Occurrence of Cyclosporine-A and Tacrolimus-Induced Gingival Overgrowth

open access: yesAntibiotics, 2019
Immune suppressed renal transplant patients are more prone to developing oral tissue alterations due to medications associated with a pleiotropic set of side effects involving the oral cavity.
Biagio Rapone   +10 more
doaj   +1 more source

Co-occurrence of /t/ Variants in Young Vermont Speakers [PDF]

open access: yes, 2017
Despite the social perception that Vermont’s rural dialect is dying, /t/ glottalization has been found to be a highly robust feature, especially among adolescent and younger speakers (Roberts 2006).
Bellavance, Sarah
core   +1 more source

Study protocol to investigate the effects of testosterone therapy as an adjunct to exercise rehabilitation in hypogonadal males with chronic heart failure [PDF]

open access: yes, 2006
Background - Testosterone deficiency is a common occurrence in men with chronic heart failure (CHF) and may underpin features of advanced disease, including reduced skeletal muscle mass and fatigue.
John M Saxton   +20 more
core   +2 more sources

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Occurrence and management status quo of delirium after SICU

open access: yesHuli yanjiu, 2018
It reviewed the clinical features,management status quo of sputum and preventive measures for early activities of delirium after surgical intensive care unit(SICU).
冯海丽   +3 more
doaj  

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