Results 71 to 80 of about 14,397 (234)

University teaching of mass spectrometry as a key practical technique within the context of a fully integrated, spiral curriculum

open access: yesRapid Communications in Mass Spectrometry, EarlyView.
Rationale Mass spectrometry (MS) is introduced to high school students in the UK in many pre‐university course syllabi. As such, we have identified the use of MS as a key technique that should be taught practically to undergraduates from the outset of their studies.
Andrew F. Worrall   +3 more
wiley   +1 more source

Genome mining reveals the biosynthetic potential of the marine-derived strain Streptomyces marokkonensis M10

open access: yesSynthetic and Systems Biotechnology, 2016
Marine streptomycetes are rich sources of natural products with novel structures and interesting biological activities, and genome mining of marine streptomycetes facilitates rapid discovery of their useful products.
Liangyu Chen   +3 more
doaj   +1 more source

Thermal Degradation and Thermal Decomposition of Plasticized PVC Including POSS Additives for PVC Compounds: Mechanisms, Impact, and Performance of Standards

open access: yesJournal of Vinyl and Additive Technology, EarlyView.
Additives' structures. ABSTRACT Poly(vinyl chloride) has been a key polymeric material since its commercial production in 1931, demonstrating versatility across numerous industries due to its compatibility with various additives. PVC's inherent properties, flame retardance, durability, and recyclability make it ideal for building and construction ...
Stefano Gardi   +4 more
wiley   +1 more source

Advances in organic UV filters for sunscreens over the past decade

open access: yesPhotochemistry and Photobiology, EarlyView.
Highlighted organic UV filter frameworks that have been described for sunscreens over the past decade divided into three groups: derivatives of or inspired by approved organic UV filters, natural product‐based compounds, and miscellaneous. Abstract Ultraviolet (UV) radiation is a major environmental factor in photoaging, erythema, and skin cancer ...
Gabriela Zanella Marcon   +4 more
wiley   +1 more source

Discovery, biosynthesis and antifungal mechanism of the polyene-polyol meijiemycin

open access: yes, 2019
Produced by a newly isolated Streptomycetes strain, meijiemycin is a gigantic linear polyene-polyol that exhibits structural features not seen in other members of the polyene-polyol family.
Liang, Zhao-Xun   +13 more
core   +1 more source

Antifungal Potential of Cumin Spice Seeds, Cuminum cyminum, Against Aspergillus fumigatus: Mechanistic Insights Into Ergosterol, Melanin, and Biofilm Inhibition

open access: yesFood Frontiers, Volume 7, Issue 4, July 2026.
Antifungal effects and underlying mechanism of the action of the supercritical fluid extracted from the cumin (Cuminum cyminum) seeds and its volatile phyto‐constituents against pathogenic Aspergillus fumigatus. ABSTRACT Spices are aromatic culinary ingredients used worldwide for enhancing food flavors, folklore therapy, and their antiseptic ...
Acharya Balkrishna   +7 more
wiley   +1 more source

Generating Novel Polyene Antifungal Drugs

open access: yes, 2005
In this issue of Chemistry & Biology, Francisco Malpartida and colleagues [1] report the formation of novel polyene amide derivatives upon transformation of the producer strain with SCP2*-derived vectors carrying the erythromycin resistance gene ermE ...
Aparicio, Jesús F.
core   +1 more source

Natural Products Biosynthesis by Streptomyces netropsis IMV Ac-5025 under Exogenous Sterol Action

open access: yesAntibiotics
Streptomycetes are known as producers of bioactive substances, particularly antibiotics. Streptomyces netropsis IMV Ac-5025 simultaneously produces different classes of antibiotics, including polyene compounds, phytohormones, and sterols, but the ...
Mariia Loboda   +4 more
doaj   +1 more source

Effects of Norbixin on Growth Performance, Immunomodulation, Antioxidant Systems, and Metabolic Alterations in the Oriental River Prawn (Macrobrachium nipponense): An Integrative Analysis

open access: yesVeterinary Medicine and Science, Volume 12, Issue 4, July 2026.
Dietary norbixin (0.15 g/kg) optimally promotes growth, immunocompetence, antioxidant defence, gut microbial balance, carotenoid accumulation, and overall nutritional quality in Macrobrachium nipponense. ABSTRACT Background Natural carotenoids have gained considerable attention in aquaculture due to their potential to enhance growth performance ...
Mohammad Ettefaghdoost   +2 more
wiley   +1 more source

Synthesis of precursors of fluorescent polyene ceramide [PDF]

open access: yes, 2011
Charles University in Prague Faculty of Pharmacy in Hradec Králové Department of Inorganic and Organic Chemistry Candidate: Michal Říha Supervisor: Doc. PharmDr. Kateřina Vávrová, Ph.D.
Říha, Michal
core  

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