Results 51 to 60 of about 786,299 (308)

Kinetic proofreading at single molecular level: Aminoacylation of tRNA^{Ile} and the role of water as an editor [PDF]

open access: yes, 2013
Proofreading/editing in protein synthesis is essential for accurate translation of information from the genetic code. In this article we present a theoretical investigation of efficiency of a kinetic proofreading mechanism that employs hydrolysis of the ...
Bagchi, Biman, Santra, Mantu
core   +3 more sources

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Obtaining commercial humic products from uncomposted manures: previous acid hydrolysis to enhance yields

open access: yesInternational Journal of Recycling of Organic Waste in Agriculture
Purpose In Saudi Arabia, owing to the abundant livestock, manures are a source of commercial humic amendments. Climate (hot weather plus scarcity of water sources) makes composting very difficult and compulsory to obtain these humic amendments without ...
Carla Bellera   +3 more
doaj   +1 more source

Cellulose Nanocrystal Isolation from Hardwood Pulp using Various Hydrolysis Conditions

open access: yesMolecules, 2019
To expand the application field of the pulping industry, this study conducted a series of sample preparations for processing cellulose nanocrystals (CNCs) from a dry hardwood pulp to achieve optimal sulfuric acid hydrolysis.
Kuan-Hsuan Lin   +2 more
doaj   +1 more source

A procedure for the determination of proteolytic activity [PDF]

open access: yes, 1950
The difficulties introduced by the desire to maintain a constant pH during an enzyme-catalyzed hydrolysis of peptide-like substrates and at the same time to determine the extent of hydrolysis by an acid-base titration have been pointed out (1), but to ...
Iselin, Beat M., Niemann, Carl
core  

Multifunctional star-shaped polylactic acid implants for use in angioplasty [PDF]

open access: yes, 2014
Star-shaped polylactic acids with different tacticity were synthesized and both polymers are capable of bestowing properties of anticoagulation and angiogenesis to their living host.
Kiran, M. S.   +3 more
core   +2 more sources

dUTPase is essential in zebrafish development and possesses several single‐nucleotide variants with pronounced structural and functional consequences

open access: yesFEBS Open Bio, EarlyView.
dUTPases are involved in balancing the appropriate nucleotide pools. We showed that dUTPase is essential for normal development in zebrafish. The different zebrafish genomes contain several single‐nucleotide variations (SNPs) of the dut gene. One of the dUTPase variants displayed drastically lower protein stability and catalytic efficiency as compared ...
Viktória Perey‐Simon   +6 more
wiley   +1 more source

Utilization of whole sorghum crop residues for bioethanol production [PDF]

open access: yes, 2016
Sorghum is the fifth most important cereal worldwide and is a major source of agricultural residues in tropical regions. Bioconversion of whole sorghum crop residues comprising stalks, leaves, peduncles and panicles to ethanol has great potential for ...
Agu, Reginald   +3 more
core   +3 more sources

Promiscuous stimulation of HSP70 ATPase activity by parasite‐derived J‐domains

open access: yesFEBS Open Bio, EarlyView.
The malaria parasite Plasmodium falciparum exports three highly homologous yet functionally divergent J‐domain proteins into human erythrocytes. Here, we show that J‐domains isolated from all three proteins effectively stimulate the ATPase activity of both endogenous host and exported parasite HSP70 chaperones.
Julian Barth   +6 more
wiley   +1 more source

Implementation of Auto-Hydrolysis Process for the Recovery of Antioxidants and Cellulose from Wheat Straw

open access: yesApplied Sciences, 2020
Wheat straw is an easily affordable, cost-effective and natural source of antioxidants and cellulose, but its full potential is not yet utilized. In the present investigation, an auto-hydrolytic process was applied to recover both antioxidant phenolic ...
Andrea Bassani   +4 more
doaj   +1 more source

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