Results 61 to 70 of about 2,242,520 (263)

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Research Advances in Molecular Regulatory Mechanism of Chordoma

open access: yesZhongliu Fangzhi Yanjiu, 2019
Chordoma is a rare primary malignant bone tumor derived from notochord remnants. Due to its strong local invasiveness and chemotherapy resistance, chordoma has a high local recurrence rate and poor prognosis.
LIANG Chen, YANG Chenlong, LIU Xiaoguang
doaj   +1 more source

The Expression of Myoz1 and ApoB is Positively Correlated with Meat Quality of Broiler Chicken

open access: yesVeterinary Medicine International, 2022
Broiler chicken (Gallus gallus) is a source of animal protein with a high nutritional content. The purpose of this study was to evaluate the quality of broiler chicken meat (Gallus gallus) by analyzing its nutritional value, genetic profile, and protein ...
Fatchiyah Fatchiyah   +7 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Análise comparativa dos efeitos alelopáticos das substâncias químicas titonina e titonina acetilada Comparative analysis of the allelopathic effects of the chemical compounds tithonine and acetylated tithonine

open access: yesPlanta Daninha, 2006
Este trabalho teve por objetivo estabelecer as variações na atividade alelopática da substância química titonina, em função da acetilação de sua molécula.
A.P.S. Souza Filho   +2 more
doaj   +1 more source

Artificial Nonlinearity Generated from Electromagnetic Coupling Meta-molecule

open access: yes, 2018
A purely artificial mechanism for optical nonlinearity is proposed based on a metamaterial route. The mechanism is derived from classical electromagnetic interaction in a meta-molecule consisting of a cut-wire meta-atom nested within a split-ring meta ...
Yongzheng Wen (5937644)   +1 more
core   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Drug selection for inner ear therapy

open access: yesFrontiers in Pharmacology
IntroductionOne of the primary tenets in pharmacotherapy is that the applied drug must reach the target tissue at therapeutic concentration. For many therapies intended to treat hearing disorders it has become apparent that we have failed to achieve this
Alec N. Salt, Jeremy G. Turner
doaj   +1 more source

Design of single-molecule optical devices : unidirectional photonic wires and digital photoswitches [PDF]

open access: yes, 2005
Heilemann M. Design of single-molecule optical devices : unidirectional photonic wires and digital photoswitches. Bielefeld (Germany): Bielefeld University; 2005.Molecular photonics is a new emerging field of research around the premise that it is ...
Heilemann, Mike
core  

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

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