Results 41 to 50 of about 2,632 (177)

Quantitative Structure–Activity Relationship Approaches for Exploring the Anticancer Potential of Flavonoids

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
QSAR‐based analysis of flavonoids to identify structural determinants of anticancer activity and prioritize promising candidates. ABSTRACT Flavonoids are structurally diverse polyphenolic compounds widely distributed in fruits, vegetables, grains, and beverages, with considerable potential as anticancer agents.
Mukta Gupta   +4 more
wiley   +1 more source

Urticaceae endémicas del Perú

open access: yesRevista Peruana de Biología, 2013
La familia Urticaceae es reconocida en el Perú por presentar 10 géneros y 87 especies (Brako & Zarucchi, 1993; Ulloa Ulloa et al., 2004), entre hierbas, arbustos y árboles.
Blanca León
doaj   +1 more source

Morphological diversity of glandular trichomes in Urticalean Rosids

open access: yesActa Botânica Brasílica, 2022
Glandular trichomes are epidermal structures that produce, store and release a variety of chemical compounds. Their high morphological diversity allows their taxonomic use at various levels. Therefore, their description and standardization of terminology
Isabel Cristina Nascimento   +2 more
doaj   +1 more source

Safety and efficacy of a feed additive consisting of a tincture derived from the leaves of Urtica urens L. (dwarf nettle tincture) for use in all animal species (FEFANA asbl) [PDF]

open access: yesEFSA J
Abstract Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the safety and efficacy of a tincture from the leaves of Urtica urens L. (dwarf nettle tincture) when used as a sensory additive in feed and/or in water for drinking for all animal species. The additive under assessment is a water/ethanol (■■■■■)
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)   +23 more
europepmc   +2 more sources

Fruit use and fruit processing by euphonias, specialized avian frugivores

open access: yesOikos, Volume 2026, Issue 9, September 2026.
Euphonias (Neotropical passerines in the genera Euphonia and Chlorophonia) form the quintessential example of a specialized avian frugivore, combining a high reliance on fruit as food and the restriction of fruit taxa exploited. To understand their specialization, we explored the integration of fruit morphological and nutritional traits with their ...
Marco A. Pizo   +3 more
wiley   +1 more source

Laportea aestuans (Urticaceae), una nueva especie adventicia en Argentina

open access: yesBoletín de la Sociedad Argentina de Botánica, 2022
Introducción y objetivos: Laportea aestuans (Urticaceae) es una hierba posiblemente originaria de Madagascar (África) y ampliamente distribuida en los trópicos y subtrópicos de todo el mundo.
Alberto Slanis, Eva Bulacios
doaj   +1 more source

Large‐scale nuclear and plastid phylogenomic analyses inform an updated Angiosperm Phylogeny Group classification: APG V

open access: yesJournal of Systematics and Evolution, Volume 64, Issue 5, Page 845-874, September 2026.
This revision of the APG classification considers the extensive recent analyses of hundreds of nuclear and plastid genes for many angiosperm species. Although previous versions of the APG classification were largely based on uniparentally inherited markers (plastid DNA, largely maternally inherited), there has emerged since APG IV extensive evidence of
The Angiosperm Phylogeny Group   +20 more
wiley   +1 more source

Urticaceae

open access: yes, 2004
Urticaceae Boehmeria ramiflora Urera sp. Verbenaceae Petrea volubilis 2, 10 4 4 3 7 40 4 25 7 Appendix 3 — summary of taxonomic changes proposed in this ...
openaire   +3 more sources

Wild Edible Plants in Angola: Diversity, Traditional Uses, Phytochemical Properties, and Socio‐Economic Potential

open access: yeseFood, Volume 7, Issue 4, August 2026.
Wild edible plants (WEP) in Angola: number of species recorded by family and their distribution ranges; four of the most used WEP: Tamarindus indica (Fabaceae), Carissa spinarum (Apocynaceae), Adansonia digitata (Malvaceae), and Vitex doniana (Lamiaceae).
Claudete Bastos   +4 more
wiley   +1 more source

Botanical inventory of the early book herbaria of Leonhard Rauwolf from southern France and northern Italy (1560–1563)

open access: yesTAXON, Volume 75, Issue 4, August 2026.
Abstract Sixteenth‐century herbaria are the oldest plant collections that survive today and, as such, they provide valuable insights in past floras and historical botanical interactions. One of the most fascinating still extant 16th‐century herbaria is the four‐volume collection of the German physician, botanist and traveler Leonhard Rauwolf (1535 ...
Anastasia Stefanaki   +5 more
wiley   +1 more source

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