Results 21 to 30 of about 7,021 (245)

Thionins [PDF]

open access: yes, 1999
The general designation of thionins has been proposed for a family of homologous peptides that includes purothionins, which were first isolated from wheat seeds (Balls el #/., 1942) and their homologues from various taxa that have been named viscotoxins ...
García Olmedo, Francisco
core   +2 more sources

As famílias Loranthaceae e Viscaceae da APA de Maricá, Rio de Janeiro, Brasil The families Loranthaceae and Viscaceae of the APA de Maricá, Rio de Janeiro, Brazil

open access: yesActa Botânica Brasílica, 1997
Foram estudadas as espécies das famílias Loranthaceae e Viscaceae ocorrentes na Restinga de Maricá, RJ, cuja flora encontra-se ameaçada devido a diversas interferências que vêm alterando sua composição florística e estrutura vegetacional. Estão presentes
Bianca Alsina Moreira   +1 more
doaj   +1 more source

Catálogo sistemático dos pólens das plantas arbóreas do Brasil meridional XI - Loranthaceae e Olacaceae Catalogue of southern brazilian pollen grains

open access: yesMemorias do Instituto Oswaldo Cruz, 1972
Em sequência às PROTEACEAE previamente examinadas, foram estudados nesta parte do Catálogo os grãos de pólen das LORANTHACEAE e OLACACEAE da floresta umbrófila subtropical do Sul do Brasil.
Ortrud Monika Barth
doaj   +1 more source

Eocene Loranthaceae pollen pushes back divergence ages for major splits in the family [PDF]

open access: yesPeerJ, 2017
Background We revisit the palaeopalynological record of Loranthaceae, using pollen ornamentation to discriminate lineages and to test molecular dating estimates for the diversification of major lineages. Methods Fossil Loranthaceae pollen from the Eocene
Friðgeir Grímsson   +4 more
doaj   +2 more sources

Epiparasitism in Phoradendron durangense and P. falcatum (Viscaceae) [PDF]

open access: yes, 2009
Phoradendron, the largest mistletoe genus in the New World, extends from temperate North America to temperate South America. Most species are parasitic on terrestrial hosts, but a few occur only, or primarily, on other species of Phoradendron.
Calvin, Clyde L, Wilson, Carol A
core   +3 more sources

A mistletoe tale: postglacial invasion of Psittacanthus schiedeanus (Loranthaceae) to Mesoamerican cloud forests revealed by molecular data and species distribution modeling [PDF]

open access: yes, 2016
Map showing collecting sites of Psittacanthus schiedeanus. Numbers refer to collection sites and thin ellipses show collecting sites within the cloud forest areas.
Andrés Ernesto Ortiz-Rodriguez   +7 more
core   +7 more sources

Homoeologous chromosomal location of the genes encoding thionins in wheat and rye [PDF]

open access: yes, 1979
Thionins are high sulphur basic polypeptides present in the endosperm of Gramineae. In wheat there are three thionins encoded by genes located in the long arms of chromosomes 1A, 1B and 1D. Rye has one thionin encoded by a gene which has been assigned to
A.K. Balls   +19 more
core   +2 more sources

DEGREE OF INFESTATION AND PREFERENCES OF HEMIPARASITES IN URBAN ARBORIZATION [PDF]

open access: yesRevista Árvore, 2023
Mistletoe is an important nutritional resource for the frugivorous ornithological fauna in several ecosystems. However, in great intensity, they can reduce the vigor of their host trees, requiring adequate management in urban afforestation, without ...
Theonizi Angélica Silva Albuês   +4 more
doaj   +1 more source

Range and Elevational Shifts of Mistletoes Under Future Climate Change Scenarios. [PDF]

open access: yesEcol Evol
Mistletoes are particularly vulnerable to climate change because of their obligate dependence on host plants. We investigated how climate change will alter the distribution of suitable habitat of Mesoamerican Psittacanthus mistletoes. Species differences were found in distribution with northward and upward shifts accompanied by significant range size ...
Vásquez-Aguilar AA   +4 more
europepmc   +2 more sources

Characterization of the complete plastome of Dendrophthoe pentandra (Loranthaceae), a stem hemiparasite

open access: yesMitochondrial DNA. Part B. Resources, 2019
Dendrophthoe pentandra (Linnaeus) Miquel (Loranthaceae) is a stem hemiparasite distributed in southwest China and Indochina. Here, we present the first complete plastome of the plant.
Xiaorong Guo, Zhijie Ruan
doaj   +1 more source

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