Results 31 to 40 of about 16,136 (202)

Lycodine-Type Lycopodium Alkaloids from the Whole Plants of Huperzia serrata

open access: yesNatural Products and Bioprospecting, 2017
Three new lycodine-type Lycopodium alkaloids, namely 1-methyllycodine (1), 8α-hydroxy-15,16-dehydro-des-N-methyl-α-obscurine (2), N-methyl-16-hydroxyhuperzine B (3), and one new natural lycodine-type Lycopodium alkaloid, N-methylhuperzine A (4), along ...
Yu-Chen Liu   +6 more
doaj   +1 more source

Characterization of Lr46, a gene conferring partial resistance to wheat leaf rust [PDF]

open access: yes, 2001
Components of resistance conferred by the Lr46 gene, reported as causing "slow rusting" resistance to leaf rust in wheat, were studied and compared with the effects of Lr34 and genes for quantitative resistance in cv. Akabozu. Lr34 is a gene that confers
Martinez, F.   +3 more
core   +2 more sources

Comparison of 454-ESTs from Huperzia serrata and Phlegmariurus carinatus reveals putative genes involved in lycopodium alkaloid biosynthesis and developmental regulation

open access: yesBMC Plant Biology, 2010
Background Plants of the Huperziaceae family, which comprise the two genera Huperzia and Phlegmariurus, produce various types of lycopodium alkaloids that are used to treat a number of human ailments, such as contusions, swellings and strains.
Steinmetz André   +7 more
doaj   +1 more source

Electrowetting of liquid marbles [PDF]

open access: yes, 2006
Electrowetting of water drops on structured superhydrophobic surfaces are known to cause an irreversible change from a slippy (Cassie-Baxter) to a sticky (Wenzel) regime.
Aussillous P   +11 more
core   +1 more source

Photochemical Approaches to Complex Chemotypes: Applications in Natural Product Synthesis. [PDF]

open access: yes, 2016
The use of photochemical transformations is a powerful strategy that allows for the formation of a high degree of molecular complexity from relatively simple building blocks in a single step. A central feature of all light-promoted transformations is the
Kärkäs, Markus D.   +2 more
core   +2 more sources

The genus Huperzia (Lycopodiaceae) in the Azores and Madeira [PDF]

open access: yes, 2008
The taxonomy and nomenclature of the genus Huperzia Bernh. in the Azores and Madeira have been reviewed. Plants collected in the Azores and Madeira were characterized morphologically.
Aguiar, Carlos   +4 more
core   +3 more sources

Optimization of Pressurized Liquid Extraction of Lycopodiaceae Alkaloids Obtained from Two Lycopodium Species

open access: yesMolecules, 2021
Alkaloids of the Lycopodiaceae family are of great interest to researchers due to their numerous properties and wide applications in medicine. They play a very important role mainly due to their potent antioxidant, antidepressant effects and a reversible
Aleksandra Dymek   +5 more
doaj   +1 more source

Pinguicula brendae (Lentibulariaceae) sp. nov., a carnivorous plant from a tropical montane cloud forest in Hidalgo, Mexico

open access: yesNordic Journal of Botany, EarlyView.
A new species of Lentibulariaceae, Pinguicula brendae Rodríguez‐Ramírez, H.Shimai & A.R. Andrés‐Hernández, is described based on its unique morphological characteristics. This species is restricted to limestone rock walls in the San Bartolo Tutotepec municipality, central‐eastern Hidalgo, Mexico, where it inhabits a single locality on vertical, north ...
Ernesto C. Rodríguez‐ Ramírez   +2 more
wiley   +1 more source

Re-evaluating the Systematics of Dendrolycopodium Using Restriction-Site Associated DNA-Sequencing

open access: yesFrontiers in Plant Science, 2022
The genus Dendrolycopodium (Lycopodiaceae) includes four to five species across North America and East Asia. Species identification in Dendrolycopodium is difficult due to limited or inconsistent characters.
Alaina R. Petlewski   +8 more
doaj   +1 more source

Biodiversity of the proposed landscape reserve of local importance "Obrichky" (Manevichsky district, Volyn region) [PDF]

open access: yes, 2015
Досліджено природні особливості території Черевахського лісництва кв.12-14 державного підприємства «Маневицький лісгосп». Показано, що найбільшу фітосозологічну цінність пропонованої для заповідання території становить Picea abies на південній межі ...
Kotsun, Borys B.   +9 more
core  

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