Results 21 to 30 of about 3,770,877 (151)

The rim15-Endosulfine-PP2ACdc55 signalling module regulates entry into gametogenesis and quiescence via distinct mechanisms in budding yeast [PDF]

open access: yes, 2013
Quiescence and gametogenesis represent two distinct survival strategies in response to nutrient starvation in budding yeast. Precisely how environmental signals are sensed by yeast cells to trigger quiescence and gametogenesis is not fully understood.
Sourav Sarkar   +21 more
core   +1 more source

On the origin of trisomy 21 Down syndrome [PDF]

open access: yes, 2008
Background: Down syndrome, characterized by an extra chromosome 21 is the most common genetic cause for congenital malformations and learning disability.
Nikos Papadogiannakis   +13 more
core   +1 more source

Aberrant meiotic behavior in Agave tequilana Weber var. azul [PDF]

open access: yesBMC Plant Biology, 2002
Agave tequilana Weber var. azul, is the only one variety permitted by federal law in México to be used for tequila production which is the most popular contemporary alcoholic beverage made from agave and recognized worldwide. Despite the economic, genetic, and ornamental value of the plant, it has not been subjected to detailed cytogenetic research ...
Rodríguez-Garay Benjamin   +1 more
openaire   +3 more sources

Meiotic behavior and fertility of Capsicum interspecific hybrids [PDF]

open access: yesHorticultura Brasileira, 2020
ABSTRACT This study was performed to evaluate the meiotic behavior and fertility of four hybrids obtained from the crossing of Capsicum baccatum and its botanical forms with Capsicum chinense and Capsicum frutescens. We aimed to identify the causes of the low fertility in interspecific hybrids involving species from different gene pools of Capsicum ...
Sara I de Oliveira   +4 more
openaire   +3 more sources

Homologous recombination, sister chromatid cohesion, and chromosome condensation in mammalian meiosis [PDF]

open access: yes, 2002
In the life cycle of sexually reproducing eukaryotes, haploid and diploid generations of cells alternate. Two types of cell division occur in such a life cycle: mitosis and meiosis. They are compared in chapter 1 .
Eijpe, M.
core  

Irr1/Scc3 Cohesin Interacts with Rec8 in Meiotic Prophase of Saccharomyces cerevisiae [PDF]

open access: yes, 2011
The meiotic cohesin complex of S. cerevisiae shares with the mitotic one the Irr1/Scc3, Smc1, and Smc3 subunits, while the meiosis-specific subunit Rec8 re-places mitotic subunit Scc1/Mcd1.
Cena, Agata   +7 more
core  

Meiotic chromosome behavior of Haworthia limifolia

open access: yesInternational Journal of Bioassays, 2016
Haworthia limifolia is a xerophytic plant belonging to the family Liliaceae and is indigenous to Africa. It is use extensively for its medicinal properties like antibacterial, antifungal properties and used for the treatment of sores, superficial burns, as a blood purifier and to promote pregnancy in women and cattles.
Afrin Nazli, Kamini Kumar*
openaire   +1 more source

Meiotic behavior of several Brazilian soybean varieties [PDF]

open access: yesGenetics and Molecular Biology, 2000
Despite the importance of soybeans little cytogenetic work has traditionally been done, due to the small size and apparent similarity of the chromosomes. Fifteen soybean [Glycine max (L.) Merrill] varieties adapted for cultivation in two distinct regions of Brazil were analyzed cytogenetically.
Bione, Nilton Cesar Pires   +2 more
openaire   +4 more sources

Meiotic behavior and diploidy in Schinus terebinthifolia (Anacardiaceae)

open access: yesRodriguésia, 2021
Abstract The genus Schinus (Anacardiaceae) comprises 30 species found in Peru, Bolivia, Chile, Paraguay, Uruguay, Argentina and Brazil. Schinus terebinthifolia (Brazilian pepper tree) is socioeconomically important in the Brazilian state of Espírito Santo. Dried fruit is used as a pepper-like spice and natural populations are exploited.
Kamila Bernardi Izoton   +3 more
openaire   +4 more sources

A meiotic study of two translocations and a tertiary trisomic in the mouse (Mus musculus) [PDF]

open access: yes, 1975
In this section, the order of the articles has not been closely followed. Each point ends with the number(s) of the article(s) (as given in the contents), where the conclusion is based on.1) Cytological meiotic studies of T(2;8)26H and T(1;13)70H ...
Boer, P., de, de Boer, P.
core  

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