Results 101 to 110 of about 2,076 (205)

Ontogenia del esporangio y esporogénesis del licopodio Huperzia brevifolia (Lycopodiaceae) de las altas montañas de Colombia

open access: yesRevista de Biología Tropical, 2009
Se describe la ontogenia y la esporogénesis en H. brevifolia, en material recolectado en el Parque Nacional Natural El Cocuy (Boyacá-Colombia) a 4200m de altitud.
Edgar Javier Rincón Barón   +4 more
doaj  

Selection of Reference Genes for Expression Analysis in Chinese Medicinal Herb Huperzia serrata

open access: yesFrontiers in Pharmacology, 2019
Huperzine A (HupA) is a powerful and selective inhibitor of acetylcholinesterase. It has attracted widespread attention endangering the ultimate plant sources of Lycopodiaceae family.
Mengquan Yang   +8 more
doaj   +1 more source

Huperzine alkaloids from Australasian and southeast Asian Huperzia

open access: yes, 2010
Context: The pharmaceutical alkaloid huperzine A (HupA), currently used in herbal supplements and medicines worldwide, is predominantly sourced from the Chinese lycopod Huperzia serrata (Thunb. ex Murray) Trev.
Woodrow, Ian E.   +9 more
core   +1 more source

Los Pteridófitos de un bosque subandino en el municipio de Albán, Cundinamarca (Colombia)

open access: yesActa Biológica Colombiana, 2004
Se presenta el tratamiento taxonómico de los helechos y plantas afines de un bosque subandino localizado en el municipio de Albán, al occidente de Cundinamarca, entre 1.900 y 2.100 m de altitud.
Luz Amparo Triana Moreno   +1 more
doaj  

Insights into Pipecolic Acid Biosynthesis in Huperzia serrata

open access: yes, 2018
For the biosynthesis of Pip in Huperzia serrata, the mechanistic studies were evaluated. Through a series of biochemical analyses, Pip is biosynthesized through a two-step cascade reaction.
Baofu Xu (3855253)   +5 more
core   +1 more source

Expression analysis of HsAP2-3 gene and interaction detection of HsAP2-3 with other proteins in Huperzia serrata

open access: yesGuangxi Zhiwu
Huperzia serrata, which belongs to the genus Huperzia involved in the family Lycopodiaceae, is a perennial, rare and endangered medicinal plant spread in northwest and southwest of China and also other countries. H.
OU Xialian1,2, LI Cui1,2, LIU Xiaomei3, LIU Hong3, FENG Shixin2,4, YAN Zhigang2,4, TU Dongping5, ZHANG Zhanjiang1,2,4, LEI Ming1,2*
doaj  

Risicobeoordeling van kruidenpreparaten met Huperzia serrata

open access: yes
Herbal preparations (food supplements) containing extracts of the herb Huperzia serrata are sold in the Netherlands. These herbal preparations are mainly available online.
L de Wit-Bos, JA de Heer
core  

Huperzia tetrastichoides A.R. Field & Bostock (Lycopodiaceae) a newly recognised species of tassel fern from the Wet Tropics of Queensland, Australia

open access: yes, 2008
An Australian endemic species of tassel fern Huperzia fetrastichoides A.R.Field and Bostock is described as new. This species was previously confused with the non-Australian species Huperzia prolifera (Blume) Trevis.
Bostock, Peter D., Field, Ashley R.
core  

Cytotypová variabilita \kur{Huperzia selago} agg. ve střední Evropě

open access: yes, 2018
Cytotype variability of Huperzia selago agg. in Europe was studied. Samples from montane (lower or equal to 1000 m over sea level) and higher elevations were compared. Flow cytometry was used to analyse these samples.
KREJČÍ, Joel
core  

Aislamiento e identificación de metabolitos secundarios de la especie de la familia Lycopodaceae: Huperzia weberbaueri, Loja – Ecuador [PDF]

open access: yes, 2016
En el presente trabajo de investigación se obtuvo cuatro extractos por medio de maceracion de la especie Huperzia webwerbaueri con diversos disolventes como son: Hexano, Diclorometano, Acetato de etilo y Metanol.
Jara Paltín, Angel Adrián
core  

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