Results 21 to 30 of about 153,438 (339)

Speciation Through the Lens of Population Dynamics: A Theoretical Primer on How Small and Large Populations Diverge

open access: yesPopulation Ecology, EarlyView.
Population size and dynamics fundamentally shape speciation by influencing genetic drift, founder events, and adaptive potential. Small populations may speciate rapidly due to stronger drift, whereas large populations harbor more genetic diversity, which can alter divergence trajectories. We highlight theoretical models that incorporate population size
Ryo Yamaguchi   +3 more
wiley   +1 more source

Natural Law Ambiguities [PDF]

open access: yes, 1993
I share with Fred Schauer the relatively unpopular belief that the positivist insistence that we keep separate the legal is from the legal ought is a logical prerequisite to meaningful legal criticism, and therefore, in the constitutional context, is
West, Robin
core   +1 more source

What is Positivism Today? [PDF]

open access: yesAJIL Unbound, 2020
This essay focuses on the understanding of positivism in Prosper Weil's time, its trajectory since, and how that trajectory reflects changes that have occurred in global society in the intervening years. The world to which Weil spoke is neither in scientific nor in political and cultural terms the same as ours.
openaire   +4 more sources

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

Quasi-Expressivism about Statements of Law: A Hartian Theory [PDF]

open access: yes, 2018
Speech and thought about what the law is commonly function in practical ways, to guide or assess behavior. These functions have often been seen as problematic for legal positivism in the tradition of H.L.A. Hart.
Finlay, Stephen, Plunkett, David
core   +1 more source

Circulating histones as clinical biomarkers in critically ill conditions

open access: yesFEBS Letters, EarlyView.
Circulating histones are emerging as promising biomarkers in critical illness due to their diagnostic, prognostic, and therapeutic potential. Detection methods such as ELISA and mass spectrometry provide reliable approaches for quantifying histone levels in plasma samples.
José Luis García‐Gimenez   +17 more
wiley   +1 more source

The epithelial barrier theory proposes a comprehensive explanation for the origins of allergic and other chronic noncommunicable diseases

open access: yesFEBS Letters, EarlyView.
Exposure to common noxious agents (1), including allergens, pollutants, and micro‐nanoplastics, can cause epithelial barrier damage (2) in our body's protective linings. This may trigger an immune response to our microbiome (3). The epithelial barrier theory explains how this process can lead to chronic noncommunicable diseases (4) affecting organs ...
Can Zeyneloglu   +17 more
wiley   +1 more source

Economists\u27 Odd Stand on the Positive-Normative Distinction: A Behavioral Economics View [PDF]

open access: yes, 2013
This chapter examines economists’ indefensible attachment to the positive-normative distinction, and suggests a behavioral economics explanation of their behavior on the subject.
Davis, John B
core   +1 more source

Exploring lipid diversity and minimalism to define membrane requirements for synthetic cells

open access: yesFEBS Letters, EarlyView.
Designing the lipid membrane of synthetic cells is a complex task, in which its various roles (among them solute transport, membrane protein support, and self‐replication) should all be integrated. In this review, we report the latest top‐down and bottom‐up advances and discuss compatibility and complexity issues of current engineering approaches ...
Sergiy Gan   +2 more
wiley   +1 more source

re Enumerated Constitutional Rights The Only Rights We Have? The Case of Associational Freedom [PDF]

open access: yes, 1987
Much of contemporary constitutional thought assumes that the only rights individuals have are either those that they are given by the legislature or those that are explicitly specified in the Constitution of the United States (or in a state constitution).
Barnett, Randy E
core   +1 more source

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