Results 21 to 30 of about 3,593 (196)
Phylogeny and evolutionary history of glycogen synthase kinase 3/SHAGGY-like kinase genes in land plants [PDF]
Background: GSK3 (glycogen synthase kinase 3) genes encode signal transduction proteins with roles in a variety of biological processes in eukaryotes.
André S Chanderbali +4 more
core +2 more sources
Food security is an important aspect to produce quality food that is feasible and safe for consumption by general population. Good Manufacturing Product (CPPB) is a guideline in assuring food security adhered in food production process starting from raw ...
Zamia Floridiana
doaj +1 more source
The crystal structure of the Escherichia coli autoinducer-2 processing protein LsrF. [PDF]
Many bacteria produce and respond to the quorum sensing signal autoinducer-2 (AI-2). Escherichia coli and Salmonella typhimurium are among the species with the lsr operon, an operon containing AI-2 transport and processing genes that are up regulated in ...
Zamia Diaz +2 more
doaj +1 more source
This is the first report of the occurrence of wild Zamia pumila L. Zamiaceae populations on various volcanic substrates in the piedmont area of south central Puerto Rico.
Jaime R. Pagán-Jiménez +1 more
doaj +1 more source
Stem Carbohydrate Richness in Two Cycad Species
The pachycaulous stem of cycad plants enables the storage of abundant nonstructural carbohydrates. Cycas revoluta Thunb. and Zamia furfuracea L.f. stems were analyzed for starch and 15 sugars to determine carbohydrate richness.
Thomas E. Marler
doaj +1 more source
A new classification and linear sequence of extant gymnosperms [PDF]
A new classification and linear sequence of the gymnosperms based on previous molecular and morphological phylogenetic and other studies is presented.
Chase, Mark W. +5 more
core +2 more sources
El género Zamia en Megaméxico cuenta con 22 especies descritas y una entidad en el estatus de species dubium (Z. verschaffeltii). En las últimas décadas, el género Zamia ha recibido atención en tratamientos florísticos regionales, y de manera ...
Fernando Nicolalde-Morejón Nicolalde-Morejón +3 more
doaj +1 more source
Eobowenia gen. nov. from the early Cretaceous of Patagonia: indication for an early divergence of Bowenia? [PDF]
Background: Even if they are considered the quintessential "living fossils", the fossil record of the extant genera of the Cycadales is quite poor, and only extends as far back as the Cenozoic.
Coiro, Mario, Pott, Christian
core +2 more sources
1039 ZAMIA DECUMBENS: Cycadales, Zamiaceae
SummaryZamia decumbens Calonje, Meerman, M.P.Griff. & Hoese, a threatened cycad species from Belize, is showcased and illustrated based on field observations as well as plants cultivated in the ex situ conservation living collections of Montgomery Botanical Center (MBC) in Coral Gables, Florida.
Natalia Herrera‐Blitman +6 more
openaire +1 more source
(WITH PLATES VI-VIII) OUR knowledge of the development of the embryo of Cycadales is very meager, being largely included in Treub's (5) account of Circas circinalis and Ikeno's (8) of Cycas revoluta. These two accounts agree in every important particular, and deal chiefly with the development of the proembryo.
John M. Coulter, Charles J. Chamberlain
openaire +1 more source

