Results 31 to 40 of about 88,957 (342)

Generative grammar [PDF]

open access: yes, 2009
Generative Grammar is the label of the most influential research program in linguistics and related fields in the second half of the 20. century. Initiated by a short book, Noam Chomsky's Syntactic Structures (1957), it became one of the driving forces ...
Bierwisch, Manfred
core  

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Three Generative, Lexicalised Models for Statistical Parsing

open access: yes, 1997
In this paper we first propose a new statistical parsing model, which is a generative model of lexicalised context-free grammar. We then extend the model to include a probabilistic treatment of both subcategorisation and wh-movement.
Collins, Michael
core   +5 more sources

A Note on Zipf's Law, Natural Languages, and Noncoding DNA regions [PDF]

open access: yes, 1995
In Phys. Rev. Letters (73:2, 5 Dec. 94), Mantegna et al. conclude on the basis of Zipf rank frequency data that noncoding DNA sequence regions are more like natural languages than coding regions. We argue on the contrary that an empirical fit to Zipf's ``
Berwick, Robert C., Niyogi, Partha
core   +2 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Qualia Structure in Spanish Prepositional Verbs: When the verb resorts to a preposition

open access: yesBorealis: An International Journal of Hispanic Linguistics, 2014
In generative grammar it is generally assumed that argumental prepositional phrases (PPs) can have two syntactic functions: argument and complement. Contrary to this assumption, I will propose a unified syntactic treatment for all argumental PPs, which I
Zoltan Zato
doaj   +1 more source

Modeling hepatic fibrosis in TP53 knockout iPSC‐derived human liver organoids

open access: yesMolecular Oncology, EarlyView.
This study developed iPSC‐derived human liver organoids with TP53 gene knockout to model human liver fibrosis. These organoids showed elevated myofibroblast activation, early disease markers, and advanced fibrotic hallmarks. The use of profibrotic differentiation medium further amplified the fibrotic signature seen in the organoids.
Mustafa Karabicici   +8 more
wiley   +1 more source

Organization as Transaction Set [PDF]

open access: yesYönetim ve Organizasyon Araştırmaları Dergisi
Over the years, sporadic efforts have been made to create grammars of social action, interaction, and organization. One of the attractions of grammatical representation is its generative capacities.
Nord C. Sovik
doaj   +1 more source

Empirical Risk Minimization with Approximations of Probabilistic Grammars [PDF]

open access: yes, 2010
Probabilistic grammars are generative statistical models that are useful for compositional and sequential structures. We present a framework, reminiscent of structural risk minimization, for empirical risk minimization of the parameters of a fixed ...
Cohen, S. B., Smith, N. A.
core   +5 more sources

Transcriptional regulation of neuropeptide receptors underlies context‐dependent adaptation in Drosophila melanogaster

open access: yesFEBS Open Bio, EarlyView.
Under environmental changes, the expression level of neuropeptide (NP) and neuropeptide receptor (NPR) genes changes to confer context‐dependent adaptation to the model organism Drosophila melanogaster. Through finding more regulatory elements in the NPR genes in comparison with their ligands (NPs), we found that NPR‐biased transcriptional regulation ...
SeungHeui Ryu   +6 more
wiley   +1 more source

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