Results 51 to 60 of about 1,104,570 (288)

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Influence of implant neck design on crestal bone loss: A comparative study

open access: yesNigerian Journal of Surgery, 2020
Background: The success rate of dental implants depends on the amount of crestal bone around the implants. Crestal module is the transosteal region of implant that is designed to receive the prosthetic component.
Yojana B Patil   +6 more
doaj   +1 more source

Fuzzy Rough G-Border and Fuzzy Rough G-Exterior in Fuzzy Rough Topological Groups

open access: yesInternational Journal of Engineering & Technology, 2018
This paper investigates the concepts of fuzzy rough G-border and fuzzy rough G-exterior. Some interesting properties are established. Also the relationship between them are established. 
D. Vidhya, T. Yogalakshmi, V. Visalakshi
openaire   +1 more source

Interacting Arrays of Steps and Lines in Random Media

open access: yes, 1996
The phase diagram of two interacting planar arrays of directed lines in random media is obtained by a renormalization group analysis. The results are discussed in the contexts of the roughening of reconstructed crystal surfaces, and the pinning of flux ...
D. Carpentier   +21 more
core   +1 more source

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Characterization of Outer Membrane Vesicles from Brucella melitensis and Protection Induced in Mice

open access: yesClinical and Developmental Immunology, 2012
The outer membrane vesicles (OMVs) from smooth B. melitensis 16 M and a derived rough mutant, VTRM1 strain, were purified and characterized with respect to protein content and induction of immune responses in mice.
Eric Daniel Avila-Calderón   +8 more
doaj   +1 more source

Improving strategic orientations for promoting hotel services using an integrated rough MAGDM model

open access: yesTechnological and Economic Development of Economy, 2019
This study aims to assist decision makers to improve hotel service performance by developing strategic orientations. Strategic orientations are imprecise and subjective: they vary according to domain experts’ opinions and practical experience.
James J. H. Liou   +3 more
doaj   +1 more source

Strong-coupling phases of the anisotropic Kardar-Parisi-Zhang equation

open access: yes, 2014
We study the anisotropic Kardar-Parisi-Zhang equation using nonperturbative renormalization group methods. In contrast to a previous analysis in the weak-coupling regime we find the strong coupling fixed point corresponding to the isotropic rough phase ...
Canet, Léonie   +2 more
core   +2 more sources

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Rough Hesitant Fuzzy Groups

open access: yesJournal of New Theory, 2020
In 2010, Torra introduced the notion of a hesitant fuzzy set, which is a generalization of Zadeh's fuzzy set. In the paper, we define two rough operators on hesitant fuzzy group by means of a normal hesitant fuzzy subgroup and investigate some of their
Xueyou Chen
doaj  

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