Results 81 to 90 of about 159,767 (320)

Development of Photo‐Biocatalytic Redox System for Asymmetric Synthesis of Optically Active Amines Using Blue Light and Transaminases. A Case Study Toward Mavacamten

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Abstract α‐Chiral amines are versatile building blocks for the asymmetric synthesis of optically pure high‐added‐value chemicals, including pharmaceuticals, agrochemicals, and natural products. Herein, we report a one‐pot, two‐step sequential deracemization of racemic sec‐alcohols to optically enriched primary amines throught a photo‐biocatalytic ...
Natalia Antos   +5 more
wiley   +1 more source

Isolation and identification of actin-binding proteins in Plasmodium falciparum by affinity chromatography

open access: yesMemorias do Instituto Oswaldo Cruz, 2000
The invasion of the erythrocyte by Plasmodium falciparum depends on the ability of the merozoite to move through the membrane invagination. This ability is probably mediated by actin dependent motors.
Claudia Forero, Moisés Wasserman
doaj   +1 more source

MicroRNA Regulatory Pathways in the Control of the Actin–Myosin Cytoskeleton

open access: yesCells, 2020
MicroRNAs (miRNAs) are key modulators of post-transcriptional gene regulation in a plethora of processes, including actin–myosin cytoskeleton dynamics.
Karen Uray, Evelin Major, Beata Lontay
doaj   +1 more source

Equilibrium Blocking Model of Isometric Tension [PDF]

open access: yesarXiv, 2009
Calcium activation of striated muscle is known to exhibit a strongly cooperative dependency on calcium. Because the calcium receptor protein, troponin (Tn) is known to bind calcium non-cooperatively and has yet to be linked to a cooperative change in the myosin-blocking protein, tropomyosin (Tm), we describe a model in which cooperativity is ...
arxiv  

Lycium barbarum Glycopeptide Alleviates Neomycin‐Induced Ototoxicity by Inhibiting Tryptophan Hydroxylase‐Mediated Serotonin Biosynthesis

open access: yesAdvanced Science, EarlyView.
Lycium barbarum glycopeptide (LBGP), which is further extracted from Lycium barbarum polysaccharides, exhibits significant protective effects against neomycin‐induced hearing dysfunction including oxidative stress in cochlea and loss of key cells in cochlea.
Yunhao Wu   +12 more
wiley   +1 more source

MYO, a Candidate Gene for Haploid Induction in Maize Causes Male Sterility

open access: yesPlants, 2020
Doubled haploid technology is highly successful in maize breeding programs and is contingent on the ability of maize inducers to efficiently produce haploids.
Kimberly Vanous   +3 more
doaj   +1 more source

Programmable NIR Responsive Nanocomposite Enables Noninvasive Intratympanic Delivery of Dexamethasone to Reverse Cisplatin Induced Hearing Loss

open access: yesAdvanced Science, EarlyView.
In this study, saponin‐coated silica@gold nanocarriers responsive to NIR radiation is developed to enhance intratympanic drug delivery for cisplatin‐induced hearing loss (CIHL) treatment. The biocompatibility and oto‐protective properties are validated both in vitro and in vivo.
Rawand A. Mustafa   +6 more
wiley   +1 more source

Polydopamine Nanohydrogel Decorated Adhesive and Responsive Hierarchical Microcarriers for Deafness Protection

open access: yesAdvanced Science, EarlyView.
A type of polydopamine (PDA) nanogel decorated adhesive and responsive hierarchical microcarriers for ALA delivery and deafness prevention. PDA@microcarriers can protect the encapsulated drugs from external disturbances and prolong their retention time in the inner ear.
Hong Chen   +8 more
wiley   +1 more source

Quantitative Super‐Resolution Imaging of Molecular Tension

open access: yesAdvanced Science, EarlyView.
Quantitative tension PAINT (qtPAINT) is a new method to quantify molecular tension at super‐resolution by exploiting force‐dependent DNA oligonucleotide dissociation kinetics. Combining hairpin tension probes and molecular‐beacon imagers, qtPAINT achieves 9–30 pN continuous force quantification range with 30–120 nm spatial and minute‐scale temporal ...
Seong Ho Kim   +4 more
wiley   +1 more source

Differential expression of adhesion moleculesshaping the T-cell subset prevalence during the early phase of autoimmune and Trypanosoma cruzi-elicited myocarditis

open access: yesMemorias do Instituto Oswaldo Cruz, 2003
The participation of cell adhesion molecules (CAMs) in the establishment of autoimmune and infectious myocarditis is an important matter of investigation and may have therapeutic implication. Trypanosoma cruzi infection induces a CD8-mediated myocarditis
Ana Paula MP Marino   +2 more
doaj   +1 more source

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