Results 21 to 30 of about 14,861 (250)

La citogenética molecular y su aplicación en el estudio de los genomas vegetales

open access: goldAgronomía Colombiana, 2007
<p align="justify">La citogenética es la disciplina que estudia las implicaciones genéticas de la estructura y el comportamiento de los cromosomas.
Herrera Juan Carlos
doaj   +2 more sources

DETECÇÃO DA VARIANTE ISODICÊNTRICA DA DELEÇÃO DE 20Q NA NEOPLASIA MIELODISPLÁSICA POR CITOGENÉTICA CLÁSSICA

open access: yesHematology, Transfusion and Cell Therapy, 2023
A neoplasia mielodisplásica (SMD) representa um grupo heterogêneo de doenças que acomete preferencialmente indivíduos idosos e possui uma ampla variação de manifestações clínicas e patológicas que têm em comum uma alteração clonal nas células ...
AL Nunes   +6 more
doaj   +1 more source

EVOLUTIONARY DYNAMICS OF AUTOPOLYPLOIDS IN NATURAL POPULATIONS: THE CASE OF TURNERA SIDOIDES COMPLEX [PDF]

open access: yesBAG. Journal of Basic and Applied Genetics, 2022
Turnera sidoides (x=7) is one of the few well-studied South American autopolyploid complexes. Since polyploidy has played a prominent role within this complex, ongoing studies in T.
Kovalsky I.E.   +11 more
doaj   +1 more source

IMPACTO PROGNÓSTICO DO PADRÃO DE EXPRESSÃO DE EZH2 EM NEOPLASIA MIELODISPLÁSICA

open access: yesHematology, Transfusion and Cell Therapy, 2023
Introdução: A Neoplasia Mielodisplásica (SMD) compreende a um grupo heterogêneo de doenças clonais das células pluripotentes hematopoiéticas, caracterizada por displasias na medula óssea (MO), citopenias no sangue periférico (SP) e um risco de evolução ...
GF Lima   +4 more
doaj   +1 more source

Frequent copy number variants in a cohort of Mexican-Mestizo individuals

open access: yesMolecular Cytogenetics, 2023
Background The human genome presents variation at distinct levels, copy number variants (CNVs) are DNA segments of variable lengths that range from several base pairs to megabases and are present at a variable number of copies in human genomes.
Silvia Sánchez   +14 more
doaj   +1 more source

High‐throughput RNA sequencing of the T cell receptor alpha and beta chains for simultaneous clonality and biological analyses in Sezary syndrome

open access: yesJournal of Clinical Laboratory Analysis, Volume 37, Issue 23-24, December 2023., 2023
We performed RNA sequencing of TR alpha (TRA) and beta (TRB) in peripheral blood CD4+ T cells from Sezary Syndrome (SS) and psoriasis patients (PS) employed as controls and found correlated (A) and highly expanded predominant TRA and TRB complementarity‐determining regions 3 (CDR3) only in SS patients (B).
Gonzalo Blanco   +14 more
wiley   +1 more source

Citogengame: aplicativo móvel, recurso didático para o ensino de citogenética

open access: yesBrazilian Journal of Development, 2022
A citogenética é um ramo abordado dentro da biologia que investiga a estrutura, organização, morfologia e as funções dos cromossomos isolados ou em conjunto, sendo importante na detecção das anomalias cromossômicas. No entanto, observamos dificuldades de
Aline Silva de Souza Barros   +3 more
semanticscholar   +1 more source

SARS‐CoV‐2 infection as cause of in‐utero fetal death: regional multicenter cohort study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 62, Issue 6, Page 867-874, December 2023., 2023
ABSTRACT Objective Placental infection with severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) can lead to placental insufficiency and in‐utero fetal death (IUFD). The objective of this study was to confirm and quantify the extent to which fetoplacental infection with SARS‐CoV‐2 is a cause of fetal death.
M. Nkobetchou   +9 more
wiley   +1 more source

Caracterización clínica y citogenética de pacientes con leucemia promielocítica aguda atendidos en un hospital universitario en la ciudad de Medellín, Colombia

open access: yesRevista Colombiana de Hematología y Oncología, 2022
Objetivo: el objetivo general de este trabajo fue determinar las características clínicas y citogenéticas de una serie de pacientes con diagnóstico de leucemia promielocítica aguda (LPA) atendidos en un hospital universitario de la ciudad de Medellín ...
Leonardo Mejía Buriticá   +4 more
semanticscholar   +1 more source

Biogeography and environmental preferences of Butia yatay (Mart.) Becc

open access: yesEcology and Evolution, Volume 13, Issue 11, November 2023., 2023
In this study, we focus on the subtropical palm species, Butia yatay, recognized as an endemic flagship taxon within the Chaco Phytogeographical Domain. We determined its current environmental preferences and assess potential shifts in the distribution of B. yatay since the Pleistocene.
G. Carolina Silva   +3 more
wiley   +1 more source

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