Results 81 to 90 of about 3,894 (214)

Rigorous Biogenetic Network for a Group of Indole Alkaloids Derived from Strictosidine

open access: yesMolecules, 2008
: Strictosidine, the precursor of more than 2,500 indole alkaloids, was isolated from four species of three plant families. By searching the Dictionary of Natural Products on DVD it was found that about 150 indole alkaloids were obtained from the same ...
László F. Szabó
doaj   +1 more source

The lichen family Parmeliaceae in Poland. I. The genus Parmotrema

open access: yesActa Mycologica, 2013
The paper presents the results of study on four Parmotrema species in Poland, P. arnoldii, P. crinitum, P. perlatum and P. stuppeum. They are mainly known from southern part of the country, mostly in the Carpathians. P.
Agnieszka Jabłońska   +2 more
doaj   +1 more source

n-alkanes from Paepalanthus Mart. species (Eriocaulaceae) n-alcanos de espécies de Paepalanthus Mart. (Eriocaulaceae)

open access: yesActa Botânica Brasílica, 2005
This work presents the study of nonpolar compounds from plants belonging to the genus Paepalanthus Mart. (Eriocaulaceae). Long-chain linear aliphatic hydrocarbons were identified by GC-FID and GC-MS.
Lourdes Campaner dos Santos   +4 more
doaj   +1 more source

Análise da produção e linguagem científica e o papel da mídia [PDF]

open access: yes, 2008
TCC(graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Biológicas. Biologia.O trabalho trata da relação existente entre os meios de comunicação e a ciência através da análise das representações que implicitamente dois meios /objetos ...
Amarante, Anajara Laisa
core  

Alkylresorcinols in the family Fabaceae

open access: yesActa Societatis Botanicorum Poloniae, 2014
The Fabaceae are a large family, members occurence of which is very common at various latitudes. The characteristic feature of this plant family is the symbiosis with the bacteria genus Rhizobium and Bradyrhizobium.
Robert Żarnowski   +2 more
doaj   +1 more source

Taxonomic aspects of the iridoid glucosides occurring in the genus Plantago L.

open access: yesActa Societatis Botanicorum Poloniae, 2014
The results of studies of the iridoid glucosides distribution within the genus Plantago indicated the significance of catalpol, plantarenaloside and bartsioside for the taxonomy of this taxon.
Emilia Andrzejewska-Golec
doaj   +1 more source

Estudo fitoquímico da espécie vegetal croton urucurana [PDF]

open access: yes, 2007
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Físicas e Matemáticas. Curso de Química.Croton urucurana Baillon é uma árvore encontrada no Brasil nos estados da Bahia, Rio Grande do Sul, Mato Grosso e Mato Grosso do Sul ...
ZUCHINALLI, Analice
core  

Polyphenol Diversity and Chemotype Variation in Origanum majorana and Related Species: Implications for Chemotaxonomic Differentiation, Standardisation and Genotype Selection

open access: yesMolecules
This study presents a multivariate assessment of the qualitative and quantitative composition of polyphenolic compounds across six Origanum species, including wild and commercial O. majorana, the three other species of section Majorana (O.
Brigitte Lukas   +6 more
doaj   +1 more source

Inter- and Intraspecific Variability in Non-Starch Polysaccharide Composition of Satureja Species from Tunisia: Implications for Functional Food Development

open access: yesFoods
Non-starch polysaccharides, the primary structural component of dietary fiber, play critical roles in metabolic and digestive health through multiple physiological mechanisms, yet their composition in Mediterranean aromatic plants remains poorly ...
Anhar Raadani   +7 more
doaj   +1 more source

Phenolic composition, antioxidant activity, and HPLC analysis of phenolic acids in plants collected from the Bahian Hylea forest in eastern Brazil [PDF]

open access: yesBrazilian Journal of Biology
The Bahian Hylea, in eastern Brazil, is a territory within the Atlantic Forest that possesses a rich botanical diversity with unexplored phytochemical potential.
L. S. Souza   +5 more
doaj   +2 more sources

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