Results 121 to 130 of about 20,168 (266)

Effects of Different Packaging on the Purine Content and Key Enzymes of Refrigerated Yellow Croaker (Larimichthys crocea)

open access: yesFoods
In this study, we investigated the effects of air packaging, vacuum packaging and modified atmosphere packaging (CO2/N2: 80/20) on the purine metabolism and enzyme activities of refrigerated large yellow croakers.
Tiansheng Xu   +4 more
doaj   +1 more source

An Efficient Chemoenzymatic Process for Preparation of Ribavirin

open access: yesInternational Journal of Chemical Engineering, 2015
Ribavirin is an important antiviral drug, which is used for treatment of many diseases. The pilot-scale chemoenzymatic process for synthesis of the active pharmaceutical ingredient Ribavirin was developed with 32% overall yield and more than 99.5% purity.
Vladimir Sakharov   +4 more
doaj   +1 more source

The clinical diagnostic value of a study of the activity of enzymes of the guanyl branch of purine metabolism in patients with ankylosing spondyloarthritis

open access: yesТерапевтический архив, 2010
Aim. To assess the diagnosis of the activity of a pathological process in patients with ankylosing spondyloarthritis (AS) and to reveal purine metabolic (PM) changes in relation to the clinical features of AS. Materials and methods.
Aleksandr Borisovich Zborovskiy   +11 more
doaj  

Purine nucleoside phosphorylase as a target for the treatment of interstitial cystitis/bladder pain syndrome with and without Hunner lesions

open access: yesScientific Reports
Chronic visceral pain disorders, such as interstitial cystitis/bladder pain syndrome (IC/BPS), are difficult to treat, and therapies are limited in number and efficacy.
Lori A. Birder   +6 more
doaj   +1 more source

Nucleosided derived antibiotics to fight microbial drug resistance: New utilities for an established class of drugs? [PDF]

open access: yes, 2016
Novel antibiotics are urgently needed to combat the rise of infections due to drug-resistant microorganisms. Numerous natural nucleosides and their synthetically modified analogues have been reported to have moderate to good antibiotic activity against ...
Ferrari, Valentina   +2 more
core   +1 more source

Fused Heterocyclic Systems with an s-Triazine Ring. 34. Development of a Practical Approach for the Synthesis of 5-Aza-isoguanines

open access: yesMolecules, 2019
Purine isosteres present excellent opportunities in drug design and development. Using isosteres of natural purines as scaffolds for the construction of new therapeutic agents has been a valid strategy of medicinal chemistry.
Ahmad Junaid   +4 more
doaj   +1 more source

Mycoplasmas and cancer [PDF]

open access: yes, 2014
The standard of care for patients suffering cancer often includes treatment with nucleoside analogues (NAs). NAs are internalized by cell-specific nucleobase/nucleoside transporters and, after enzymatic activation (often one or more phosphorylation steps)
Balzarini, Jan   +2 more
core  

Computer-aided rational design of acyclovir analogs to inhibit purine nucleoside phosphorylase

open access: yesPharmaceutical and Biomedical Research, 2019
Purine nucleoside phosphorylase (PNP) is one of the major enzymes in the purine salvage pathway. It is responsible for the elevation of deoxyguanosine, and thus considered as the potent target in T-cell lymphoma.
Nusrat Jahan Selsi   +9 more
doaj  

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