Results 31 to 40 of about 12,894,217 (402)

Natural products genomics [PDF]

open access: yesMicrobial Biotechnology, 2008
Secondary metabolites (or natural products) are often synthesized by multi‐modular, multi‐domain proteins called non‐ribosomal peptide synthetases (NRPS) and polyketide synthases (PKS). Various well‐known metabolites produced by microorganisms are listed in Table 1, and examples of structures are shown in Fig. 1. In particular, Streptomyces species are
Siezen, R.J., Khayatt, B.
openaire   +4 more sources

Antioxidants of Natural Products [PDF]

open access: yesAntioxidants, 2021
Antioxidant ingredients are known to contribute to the beneficial effects of natural products in health promotion as well as disease prevention by reducing oxidative stress, caused by reactive oxygen or nitrogen species, in biological systems [...]
openaire   +3 more sources

Evolutionary chemical binding similarity approach integrated with 3D-QSAR method for effective virtual screening

open access: yesBMC Bioinformatics, 2020
Background Despite continued efforts using chemical similarity methods in virtual screening, currently developed approaches suffer from time-consuming multistep procedures and low success rates.
Prasannavenkatesh Durai   +3 more
doaj   +1 more source

Natural products and drug discovery

open access: yesNational Science Review, 2022
This review covers the recent history of a series of very important natural products and their derivatives that are currently in use or under evaluation in the areas of anti-infectives, important cancer treatments that include antibody drug conjugates ...
D. Newman
semanticscholar   +1 more source

Physalin A regulates the Nrf2 pathway through ERK and p38 for induction of detoxifying enzymes

open access: yesBMC Complementary and Alternative Medicine, 2019
Background Physalin A isolated from Physalis alkekengi var. franchetii has been known to have many pharmacological properties. However, its effect through the Nrf2 pathway has not yet been elucidated.
Ji Min Shin   +4 more
doaj   +1 more source

Strain prioritization and genome mining for enediyne natural products [PDF]

open access: yes, 2016
The enediyne family of natural products has had a profound impact on modern chemistry, biology, and medicine, and yet only 11 enediynes have been structurally characterized to date.
Ben Shen   +18 more
core   +2 more sources

Novel Thioethers of Dihydroartemisinin Exhibiting Their Biological Activities

open access: yesHeteroatom Chemistry, 2023
Eleven conjugates between dihydroartemisinin (DHA) with thiols containing both ether and thioether bonds were designed, synthesized by a two-step procedure including etherification and S-alkylation.
Ngoc Hung Truong   +6 more
doaj   +1 more source

Circaea mollis Siebold & Zucc. Alleviates postmenopausal osteoporosis in a mouse model via the BMP-2/4/Runx2 pathway

open access: yesBMC Complementary Medicine and Therapies, 2020
Background Circaea mollis Sieb. & Zucc. has been used as a traditional herbal medicine in Hani Ethnopharmacy and possesses anti-arthritic activities.
Ji Hye Park   +4 more
doaj   +1 more source

Identification of Tyrosinase Inhibitors and Their Structure-Activity Relationships via Evolutionary Chemical Binding Similarity and Structure-Based Methods

open access: yesMolecules, 2021
Tyrosinase is an enzyme that plays a crucial role in the melanogenesis of humans and the browning of food products. Thus, tyrosinase inhibitors that are useful to the cosmetic and food industries are required.
Prasannavenkatesh Durai   +4 more
doaj   +1 more source

Ternatin and improved synthetic variants kill cancer cells by targeting the elongation factor-1A ternary complex. [PDF]

open access: yes, 2015
Cyclic peptide natural products have evolved to exploit diverse protein targets, many of which control essential cellular processes. Inspired by a series of cyclic peptides with partially elucidated structures, we designed synthetic variants of ternatin,
Carelli, Jordan D   +8 more
core   +2 more sources

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