Results 91 to 100 of about 283 (121)

In Vitro Anti-Glioblastoma Activity of <i>Echinocereus engelmannii-</i> and <i>Echinocereus pectinatus</i>-Associated Bacterial Endophyte Extracts. [PDF]

open access: yesLife (Basel)
Delgado-Miranda AL   +9 more
europepmc   +1 more source

Effects of the Polar Fraction of <i>Lophocereus schottii</i> on Gene Expression and Hepatocyte Proliferation in a Wistar Rat Model of Hepatocellular Carcinoma. [PDF]

open access: yesInt J Mol Sci
Campos-Valdez M   +11 more
europepmc   +1 more source

Fruit Juices of Etcho (Pachycereus pecten-aboriginum) and Giant Cardon (Pachycereus pringlei) are Sources of Health-Promoting Ingredients with Potential Anticancer Properties

Plant Foods for Human Nutrition, 2023
Mexico is one of the main diversification centers of cacti in the world, with more than 500 endemic species, most of which remain nutritionally and functionally uncharacterized. The columnar cacti of the genus Pachycereus comprise five underutilized endemic Mexican species, whose nutraceutical properties have only been studied in the P. weberi species.
Emmanuel Aispuro-Hernández   +8 more
openaire   +2 more sources

Wood biomechanics and anatomy of PACHYCEREUS PRINGLEI

American Journal of Botany, 2000
We report the longitudinal, biomechanical, and anatomical trends observed for tissue samples drawn from the parallel aligned, prismatic woody vascular bundles running the length of a Pachycereus pringlei plant measuring 5.22 m in height. The main vertical stem of this plant was cut into five segments (labeled A through E in the acropetal direction ...
K J, Niklas   +3 more
openaire   +2 more sources

The biomechanics of Pachycereus pringlei root systems

American Journal of Botany, 2002
We report on the root system of the large columnar cactus species Pachycereus pringlei to explore the hypothesis that increasing plant size decreases the ability to resist wind‐throw but increases the capacity to absorb and store nutrients in roots (i.e., plant size limits the performance of these functions and may shift the performance of one function
Karl J, Niklas   +3 more
openaire   +2 more sources

Flower orientation in Pachycereus pringlei

Canadian Journal of Botany, 2000
The orientation of flowers in columnar cacti has been a subject of great interest to plant biologists. The interpretation of this pattern has invoked warmer temperatures as the underlying factor. In this paper, we describe flower orientation in two populations of Pachycereus pringlei (S.
Clara Tinoco-Ojanguren   +1 more
openaire   +1 more source

Taxonomic Revision of Pachycereus (Cactaceae)

Systematic Botany, 2009
A comprehensive taxonomic revision of the genus Pachycereus (Cactaceae, Cactoideae, Pachycereeae) is presented. Pachycereus is characterized by one synapomorphic character, the presence of a narrow interareolar groove, and by the combination of flowering region differentiated with flexible spines, flower with a narrow region between the pericarpel and
Salvador Arias, Teresa Terrazas
openaire   +1 more source

Seed morphology and variation in the genus Pachycereus (Cactaceae)

Journal of Plant Research, 2004
Seeds of 13 Pachycereus species and two Stenocereus species that have been suggested as closely related were examined with the scanning electron microscope. Quantitative features were evaluated using multivariate analysis in order to identify characters that distinguish them.
Salvador, Arias, Teresa, Terrazas
openaire   +2 more sources

Tetrahydroisoquinoline alkaloids of the Mexican columnar cactus Pachycereus Weberi

Phytochemistry, 1980
Abstract Eight tetrahydroisoquinoline alkaloids have been crystallized and identified from the nonphenolic and phenolic extracts of the giant Mexican cereoid cactus, Pachycereus weberi (Coult.) Br. and R. The identities were established as 5,6,7-trimethoxy-1,2,3,4- tetrahydroisoquinoline (nortehuanine) 1; 7,8-dimethoxy-1,2,3,4-tetrahydroisoquinoline (
Rachel Mata, Jerry L. MeLaughlin
openaire   +1 more source

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