Results 41 to 50 of about 1,126,045 (299)

Universality of the EMC Effect

open access: yes, 2005
Using effective field theory, we investigate nuclear modification of nucleon parton distributions (for example, the EMC effect). We show that the universality of the shape distortion in nuclear parton distributions (the factorisation of the Bjorken x and
Arndt   +45 more
core   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Maximal chaos from strings, branes and Schwarzian action

open access: yesJournal of High Energy Physics, 2019
In this article, we explicitly demonstrate that, for a sufficiently generic class of examples, an open string embedded in an AdS-background yields an effective Schwarzian action and, in the semi-classical description, the fluctuation modes of the open ...
Avik Banerjee   +2 more
doaj   +1 more source

Dirac-Brueckner-Hartree-Fock versus chiral effective field theory

open access: yes, 2012
We compare nuclear and neutron matter predictions based on two different ab initio approaches to nuclear forces and the nuclear many-body problem. The first consists of a realistic meson-theoretic nucleon-nucleon potential together with the relativistic ...
Chen, B.   +4 more
core   +1 more source

Effective Field Theory For Nuclei: Confronting Fundamental Questions in Astrophysics [PDF]

open access: yes, 2000
Fundamental issues involving nuclei in the celebrated solar neutrino problem are discussed in terms of an effective field theory adapted to nuclear few-body systems, with a focus on the proton fusion process and the hep process.
Kubodera, Kuniharu   +3 more
core   +2 more sources

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Progress and Prospect of Basic Research on Nuclear Physics in China Institute of Atomic Energy

open access: yesYuanzineng kexue jishu
The recent progress and prospect on the nuclear physics at the China Institute of Atomic Energy (CIAE) was summarized in this paper. Significant advancements have been made in nuclear reaction mechanisms, nuclear structure, nuclear astrophysics, nuclear ...
YANG Lei, LIN Chengjian, LI Congbo, LI Gexing, ZHANG Yingxun, LYU Chong, JIA Huiming, ZHENG Yun, LI Yunju, GAO Zaochun, ZHAO Baozhen, WEN Peiwei, WU Xiaoguang, WANG Youbao, ZHAO Kai, XI Xiaofeng, LIAN Gang, YAN Shengquan, NAN Wei, LIAN Zhanjiang, MA Nanru, ZHAO Qiang, YANG Feng, YAN Yuliang, ZENG Sheng, LI Tianxiao, LIAO Junhui, HE Chuangye, WANG Zhao, SHEN Yangping, LI Zhihong, GUO Bing, LIU Weiping, WANG Naiyan, ZHANG Huanqiao
doaj   +1 more source

Supersymmetric analogue of BCN type rational integrable models with polarized spin reversal operators

open access: yesNuclear Physics B, 2016
We derive the exact spectra as well as partition functions for a class of BCN type of spin Calogero models, whose Hamiltonians are constructed by using supersymmetric analogues of polarized spin reversal operators (SAPSRO).
P. Banerjee   +3 more
doaj   +1 more source

Neutron Stars and the Cosmological Constant Problem

open access: yes, 2011
The gravitational aether theory is a modification of general relativity that decouples vacuum energy from gravity, and thus can potentially address the cosmological constant problem. The classical theory is distinguishable from general relativity only in
C. M. Will   +4 more
core   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

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