Results 61 to 70 of about 392,541 (251)

The role of aspartic acid in reducing coral calcification under ocean acidification conditions [PDF]

open access: yes, 2020
Biomolecules play key roles in regulating the precipitation of CaCO3 biominerals but their response to ocean acidification is poorly understood. We analysed the skeletal intracrystalline amino acids of massive, tropical Porites spp.
Hintz, Chris   +8 more
core   +2 more sources

Electrostatically‐Stabilized PEG‐Free Lipid Nanoparticles for Systemic Nucleic Acid Delivery

open access: yesAdvanced Functional Materials, EarlyView.
This work describes non‐PEGylated layered lipid nanoparticles (nonPEG LLNPs), a gene delivery platform that improves upon standard PEGylated LNPs via electrostatic adsorption of charged polymers. nonPEG LLNPs maintain colloidal stability under biological stresses, enhance circulation time, and mitigate accelerated blood clearance and hepatic ...
Namita Nabar   +4 more
wiley   +1 more source

surfactant-induced crystallisation of DI-aspartic acid [PDF]

open access: yes, 2001
Crystallisation of dl-aspartic acid beneath monolayers at the air-water interface was studied using seven different monolayer films namely stearic acid, methyl stearate, o-octadceyl carbonyl-l-tyrosine methyl ester hydrochloride, polycaprolactone, poly-1-
AL-Mannai, Seema
core  

BIODEGRADABILITY AND TISSUE REACTION OF RANDOM COPOLYMERS OF L-LEUCINE, L-ASPARTIC ACID, AND L-ASPARTIC ACID-ESTERS [PDF]

open access: yes, 1977
A series of copoly(α-amino acids) with varying percentages of hydrophilic (l-aspartic acid) and hydrophobic monomers (l-leucine, ß-methyl-l-aspartate, and ß-benzyl-l-aspartate) were implanted subcutaneously in rats and the macroscopic degradation ...
Sederel, W.L.   +9 more
core   +1 more source

A route to anionic hydrophilic films of copolymers of l-leucine, l-aspartic acid and l-aspartic acid esters [PDF]

open access: yesPolymer, 1975
A series of copolymers of l-leucine and β-benzyl-l-aspartate [Leu/Asp(OBz)] covering the range 30–70 mol % of l-leucine, was synthesized by the N-carboxyanhydride (NCA) method. The copolymers were characterized by elemental analysis, infra-red spectroscopy and viscometry.
Sederel, W.L., Bantjes, A., Feijen, J.
openaire   +2 more sources

Chemically Fueled Systems Chemistry Across Length Scales

open access: yesAdvanced Functional Materials, EarlyView.
Chemically fueled reaction cycles regulate processes through single and multiple catalytic sites on the molecular and assembly scale. This gives rise to unique kinetically controlled properties/functions like spatio‐temporal catalysis, oscillations, optical properties, and perform work.
Brigitte A. K. Kriebisch, Job Boekhoven
wiley   +1 more source

Isolation of Aspartic Acid Using Novel Poly(2-hydroxyethyl methacrylate-N-methacryloyl-(l)-lysine) Cryogels [PDF]

open access: yes, 2017
In this study, we report on the synthesis of novel poly(2-hydroxyethyl methacrylate-N-methacryloyl-(l)-lysine) [poly(HEMA-MAL)] cryogels for the isolation of aspartic acid.
Aytekin Uzunoğlu   +9 more
core   +1 more source

Effect and mechanism of father’s companionship on defensive attack behavior of adult male offspring mice

open access: yesCommunications Biology
Sociocultural changes in recent decades have promoted fathers’ involvement in childcare, which is crucial for the brain and behavioral plasticity of offspring.
Yating Li   +10 more
doaj   +1 more source

Encoded Cell‐Material Interactions to Reroute Cytokine Signaling for Regenerative Medicine

open access: yesAdvanced Healthcare Materials, EarlyView.
We present native MATRIX (Material Activated To Regulate Inducible gene eXpression), a co‐engineered material‐cell platform. Surfaces functionalized with antibodies for endogenous soluble ligands (e.g., IL‐1β or IL‐6) capture and immobilize ligands for presentation to a cognate, engineered synthetic Notch receptor, releasing a transcription factor (TF)
Zachary M. Eidman   +7 more
wiley   +1 more source

Product Selectivity of Esterification of L-Aspartic Acid and L-Glutamic Acid Using Chlorotrimethylsilane

open access: yesNatural Product Communications, 2017
TMSCl works as an acid catalyst precursor for selective esterification of L-aspartic and L-glutamic acids in the presence of primary, secondary and tertiary alcohols.
Tomohiro Takaishi   +5 more
doaj   +1 more source

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