Results 121 to 130 of about 76,072 (261)

Decoding the dynamic extracellular matrix in cancer—3D models and bioscaffolds rewire the rules of tumor progression

open access: yesFEBS Letters, EarlyView.
Cancer progression is regulated by the dynamic matrix code of the tumor microenvironment, which influences cellular behavior and disease development. Importantly, matrix remodeling in three‐dimensional cancer models more accurately reflects in vivo conditions compared to conventional two‐dimensional systems.
Sylvia Mangani   +3 more
wiley   +1 more source

Information and Physics

open access: yesInformation, 2012
In this paper I discuss the question: what comes first, physics or information? The two have had a long-standing, symbiotic relationship for almost a hundred years out of which we have learnt a great deal.
Vlatko Vedral
doaj   +1 more source

On the Possibility of Supertasks in General Relativity [PDF]

open access: yes, 2009
Malament-Hogarth spacetimes are the sort of models within general relativity that seem to allow for the possibility of supertasks. There are various ways in which these spacetimes might be considered physically problematic.
Manchak, John Byron
core  

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

Intrinsic Definitions of “Relative Velocity” in General Relativity [PDF]

open access: yesCommunications in Mathematical Physics, 2007
29 pages, 12 figures. New proofs in special relativity and a new open problem in general relativity (see Remark 5.2). An Appendix has been added, studying the relative velocities in Schwarzschild, with new figures.
openaire   +3 more sources

Two New Theories for the Current Charge Relativity and the Electric Origin of the Magnetic Force Between Two Filamentary Current Elements

open access: yesIEEE Access, 2016
This paper presents two new theories and a new current representation to explain the magnetic force between two filamentary current elements as a result of electric force interactions between current charges. The first theory states that a current has an
Waseem Ghassan Tahseen Shadid
doaj   +1 more source

Space-time, relativity and quantum mechanics: In search of a deeper connection [PDF]

open access: yes, 2013
It has been shown that the Lorentz transformations in special relativity can be derived in terms of the principle of relativity and certain properties of space and time such as homogeneity.
Gao, Shan, Shan Gao
core  

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Relative projectivity and relative endotrivial modules

open access: yesJournal of Algebra, 2011
Let \(G\) be a finite group, \(k\) an algebraically closed field of characteristic \(p>0\) and \(V\) a finitely generated \(kG\)-module. A finitely generated \(kG\)-module \(M\) is called relatively \(V\)-projective if \(M\) is a direct summand of \(V\otimes N\) for some finitely generated \(kG\)-module \(N\).
openaire   +3 more sources

SÜNNETi YORUMLAMADA ÖZNELLiK SORUNU: UBEYDULLAH B. EL-HASEN ÖRNEGi

open access: yesFırat Üniversitesi İlahiyat Fakültesi Dergisi, 2006
Gerçek nedir? Gerçeğin bilgisine ulaşılabilir mi? Gerçek muayyen ve tek midir? Bu bilgi ne ölçüde kavranabilir? Soruları, ilk çağ felsefesinden beri tartışılmıştır.
Hüseyin Hansu
doaj  

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