Results 41 to 50 of about 396,346 (245)

Evaluating the integration methods of the higher education system in Mozambique

open access: yesFrontiers in Education
The forms of integration and articulation in tertiary education are debated globally, including studies that discuss higher education’s expansion, differentiation, diversity, and fragmentation.
Lucas Lavo António Jimo Miguel   +3 more
doaj   +1 more source

Cumulative Effects of Barriers on the Movements of Forest Birds

open access: yesEcology and Society, 2002
Although there is a consensus of opinion that habitat fragmentation has deleterious effects on animal populations, primarily by inhibiting dispersal among remaining patches, there have been few explicit demonstrations of the ways by which degraded ...
Marc Bélisle, Colleen Cassady St. Clair
doaj   +1 more source

DAVID JONES’ THE ANATHEMATA: IS MODERN EPIC POSSIBLE? [PDF]

open access: yesUniversity of Bucharest Review. Literary and Cultural Studies Series, 2022
The epic poem is a problematic genre in the modern era, and might be regarded as having ceased to thrive in Western Literature since the Renaissance. Attempts have been made in criticism to assert that the genre of the epic poem has been replaced by the
Martin Potter
doaj  

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

The Impact of Flow Velocity on Environmental DNA Detectability for the Application in River Systems

open access: yesEnvironmental DNA
Organisms perpetually release genetic material in their surroundings, referred to as environmental DNA (eDNA), which can be captured and subsequently analyzed to detect biodiversity across the tree of life. In lotic, dynamic environments, little is known
Jelle A. Dercksen   +6 more
doaj   +1 more source

Using structured decision making with landowners to address private forest management and parcelization: balancing multiple objectives and incorporating uncertainty

open access: yesEcology and Society, 2015
Parcelization and forest fragmentation are of concern for ecological, economic, and social reasons. Efforts to keep large, private forests intact may be supported by a decision-making process that incorporates landowners' objectives and uncertainty.
Paige F. B. Ferguson   +3 more
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Lack of Agreement on Fragmentation Metrics Blurs Correspondence between Fragmentation Experiments and Predicted Effects

open access: yesEcology and Society, 2003
The direct correspondence between landscape fragmentation and its effects is still the subject of debate. Many widely accepted hypotheses are not supported by experiments. The issue of fragmentation measurement is addressed here.
Jan Bogaert
doaj   +1 more source

Structural Characterization of Chemical Compounds Based on Their Fragmentation Rules in Sophorae Fructus by UPLC-QTOF-MS/MS

open access: yesPharmaceutical Fronts, 2022
This study aims to identify the chemical components in Sophorae Fructus, and explore the mass spectrometric cleavage rules using the UPLC-Q-TOF-MS/MS method. The main characteristic fragments of the compounds were analyzed by electrospray ionization (ESI)
Zi-Hui He   +3 more
doaj   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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