Results: 4

Distribution of 5-methylcytosine and 5-hydroxymethylcytosine in bovine fetal tissue of the placenta

Pesqui. vet. bras; 38 (10), 2018
5-methylcytosine (5-mC) and 5-hydroxymethylcytosine (5-hmC) are modified cytosines found in mammals that are involved in the regulation of gene expression. The aim of this study was to characterize the global patterns of 5-mC and 5-hmC of the fetal placenta of Nellore cattle as well as blood and sperm as...

A Nexus model of cellular transition in cancer

Biol. Res; 51 (), 2018
The exact cause of cancer is one of the most immutable medical questions of the century. Cancer as an evolutionary disease must have a purpose and understanding the purpose is more important than decoding the cause. The model of cancer proposed herein, provides a link between the cellular biochemistry an...

Schizophrenia and reelin: a model based on prenatal stress to study epigenetics, brain development and behavior

Biol. Res; 49 (), 2016
Schizophrenia is a severe psychiatric disorder that results in a significant disability for the patient. The disorder is characterized by impairment of the adaptive orchestration of actions, a cognitive function that is mainly dependent on the prefrontal cortex. This behavioral deficit, together with cel...

Metilación y expresión de genes en el cáncer diferenciado de tiroides
Methylation and expression of genes in thyroid differentiated cancer

Rev. cuba. endocrinol; 21 (3), 2010
En los últimos años ha cobrado importancia el estudio de las alteraciones epigenéticas en el desarrollo del cáncer. La metilación del ácido desoxirribonucleico es el cambio epigenético más frecuente e importante hasta ahora estudiado, y tiene un importante papel en la regulación transcripcional ...