Results 81 to 90 of about 39,507 (262)

Identifying and characterising a plant GH1 β‐glucosidase that exhibits hydrolytic activity on N‐linked glucopyranoside

open access: yesFEBS Open Bio, EarlyView.
We report the first β‐glucosidase with demonstrated hydrolytic activity on an N‐linked glycopyranoside. The enzyme, native to maize, was biochemically characterised for this novel reaction, and structural modelling of the enzyme–substrate complex revealed several clues to the underlying reduced catalytic rate relative to its native O‐glycopyranoside ...
Hani Gharabli   +3 more
wiley   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

On the Equivalence of the Particle Formalism and the Wave Formalism of Meson [PDF]

open access: yesProgress of Theoretical Physics, 1952
Tokuoka, Zensuke, Tanaka, Hajime
openaire   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

On some positive embedding of P^d

open access: yesLe Matematiche, 2006
We prove that any two embeddings P^d ∼ Y → X_1 , P^d ∼ Y → X_2 ,  d ≥ 3, in two n-folds projective varieties X_1 , X_2 with normal bundle N_{Y |X_1} ∼ X_{Y |X_2} ∼ (n − d)O_{P^d} (1) are formally equivalent .Moreover, we see that Y is G2 in both X_1 and ...
Francesca Incensi, Helena Soares
doaj  

Formalization of the Axiom of Choice and its Equivalent Theorems

open access: yesCoRR, 2019
In this paper, we describe the formalization of the axiom of choice and several of its famous equivalent theorems in Morse-Kelley set theory. These theorems include Tukey's lemma, the Hausdorff maximal principle, the maximal principle, Zermelo's postulate, Zorn's lemma and the well-ordering theorem. We prove the above theorems by the axiom of choice in
Tianyu Sun, Wensheng Yu
openaire   +2 more sources

From patient advocacy to patient‐driven research: Building active partnerships beginning at the bench to reach the bedside

open access: yesFEBS Open Bio, EarlyView.
Research is strongest when conducted alongside patients, not just about them. Patient research organizations help integrate patient perspectives into research priorities, study design, and scientific meetings, leading to meaningful patient outcomes and development of relevant therapies.
Jenica H. Kakadia   +9 more
wiley   +1 more source

Approximate Equivalence of the Hybrid Automata with Taylor Theory

open access: yesJournal of Applied Mathematics, 2014
Hybrid automaton is a formal model for precisely describing a hybrid system in which the computational processes interact with the physical ones.
Anping He   +3 more
doaj   +1 more source

Long‐Term Follow‐Up of Chemotherapy‐Associated Biological Aging in Women With Early Breast Cancer

open access: yesAging and Cancer, EarlyView.
Women threated with adjuvant chemotherapy for early breast cancer have sustained long‐term increase in p16INK4a,, a robust marker of cell senescence, suggesting a chemotherapy‐associated age acceleration. p16INK4a as well as other biomarkers may identify patients at greatest risk for senescence‐related diseases of aging.
Hyman B. Muss   +12 more
wiley   +1 more source

Some binominal size noun constructions in English and French: a contrastive corpus-based perspective

open access: yesNJES: Nordic Journal of English studies, 2015
This paper compares binominal size noun constructions in English and French from a contrastive perspective based on analysis of parallel and monolingual corpus data.
Lieselotte Brems
doaj   +1 more source

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