Results 21 to 30 of about 12,547 (240)

Solid-Phase Synthesis of ?-Oligopeptides

open access: yesCHIMIA, 1997
Fmoc-N-Protected ?-amino acids of (S)-configuration bearing the side chains of Ala, Val, Leu, and Phe in the 3- and 2-position have been prepared. Manual solid-phase synthesis (ortho-chlorotrityl-chloride resin) of the ?-heptapeptides H-?3-HVal-?
Gilles Guichard, Dieter Seebach
doaj   +2 more sources

Optimized Solid Phase-Assisted Synthesis of Dendrons Applicable as Scaffolds for Radiolabeled Bioactive Multivalent Compounds Intended for Molecular Imaging

open access: yesMolecules, 2014
Dendritic structures, being highly homogeneous and symmetric, represent ideal scaffolds for the multimerization of bioactive molecules and thus enable the synthesis of compounds of high valency which are e.g., applicable in radiolabeled form as ...
Gabriel Fischer   +2 more
doaj   +1 more source

Rhodiasolv PolarClean – a greener alternative in solid-phase peptide synthesis

open access: yesGreen Chemistry Letters and Reviews, 2021
PolarClean, a green solvent prepared through the valorization of a byproduct of Nylon-66 manufacturing, shows an excellent capacity to dissolve all Fmoc-amino acids and key coupling reagents and additives.
Ashish Kumar   +3 more
doaj   +1 more source

Mechanochemical synthesis of AlCoCrFeNi powders via high-energy ball milling

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2023
AlCoCrFeNi powders in equimolar ratios were synthesized by mechanochemical synthesis on a high-energy ball milling machine (HEBM). The elemental and phase composition of AlCoCrFeNi powders before and after mechanochemical synthesis were investigated by ...
Е.Е. Камбаров   +3 more
doaj   +1 more source

Photolabile Linkers for Solid-Phase Synthesis [PDF]

open access: yesACS Combinatorial Science, 2018
Photolabile linkers are the subjects of intense research because they allow the release of the target molecule simply by irradiation. Photochemical release of synthesis products is often facilitated without additional reagents under mild reaction conditions, which may even be environmentally friendly and appealing in the context of greener chemistry ...
Thomas E. Nielsen   +6 more
openaire   +6 more sources

Social context prevents heat hormetic effects against mutagens during fish development

open access: yesFEBS Letters, EarlyView.
This study shows that sublethal heat stress protects fish embryos against ultraviolet radiation, a concept known as ‘hormesis’. However, chemical stress transmission between fish embryos negates this protective effect. By providing evidence for the mechanistic molecular basis of heat stress hormesis and interindividual stress communication, this study ...
Lauric Feugere   +5 more
wiley   +1 more source

Novel Solution- and Solid-Phase Syntheses of Heterocyclic Systems

open access: yesCHIMIA, 2003
Heterocyclic compounds are an attractive source of screening library structures because they possess varied structural diversity and can exhibit potent biological activity.
Gaelle Cabon   +4 more
doaj   +1 more source

Targeting rapid TKI‐induced AXL upregulation overcomes adaptive ERK reactivation and exerts antileukemic effects in FLT3/ITD acute myeloid leukemia

open access: yesMolecular Oncology, EarlyView.
Adaptive ERK reactivation hinders FLT3 tyrosine kinase inhibitor (TKI) treatment in FLT3/ITD acute myeloid leukemia. Here, we report that FLT3 TKI treatment rapidly induces AXL expression and upregulation that is temporally associated with the adaptive ERK reactivation.
Tessa S. Seale   +9 more
wiley   +1 more source

Solid‐Phase Synthesis of Oligosaccharides

open access: yesChemInform, 2004
AbstractFor Abstract see ChemInform Abstract in Full Text.
Diederichsen, Ulf, Wagner, Thomas
openaire   +4 more sources

Integrative systems‐level analysis reveals a contextual crosstalk between hypoxia and global metabolism in human breast tumors

open access: yesMolecular Oncology, EarlyView.
Breast tumor samples scored for metabolic deregulation (M1 to M3) were given a hypoxia score (HS). The highest HS occurred in patients with strongest metabolic deregulation (M3), supporting tumor aggressiveness. HS correlated with the highest number of metabolic pathways in M1. This suggests hypoxia to be an early event in metabolic deregulation.
Raefa Abou Khouzam   +2 more
wiley   +1 more source

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