Results 11 to 20 of about 1,911 (134)

Perspectivas e desafios regulatórios no uso de células-tronco em métodos alternativos ao uso de animais

open access: yesVigilância Sanitária em Debate: Sociedade, Ciência & Tecnologia, 2018
Introdução: Utilizar células-tronco para avaliações toxicológicas parece ser uma estratégia promissora para permitir uma maior predição de efeitos em humanos. Entretanto, no Brasil, não existe legislação específica que regulamente o uso de células-tronco
Cintia Delai da Silva Horinouchi   +6 more
doaj   +7 more sources

Alternative Methods as Tools for Obesity Research: In Vitro and In Silico Approaches

open access: yesLife, 2022
The study of adipogenesis is essential for understanding and treating obesity, a multifactorial problem related to body fat accumulation that leads to several life-threatening diseases, becoming one of the most critical public health problems worldwide ...
Juliana Helena Pamplona   +11 more
doaj   +1 more source

EXPRESSÃO E IMPACTO PROGNÓSTICO DAS DESMETILASES LISINA ESPECÍFICAS 1 (LSD1) E 2 (LSD2) NA LEUCEMIA LINFÓIDE CRÔNICA

open access: yesHematology, Transfusion and Cell Therapy, 2021
Objetivos: LSD1 e LSD2 codificam enzimas desmetilases que primariamente regulam a transcrição gênica por desmetilar a histona 3, mas que também podem diretamente desmetilar proteínas específicas, que possuem importante impacto oncogênico, como p53, E2F ...
DF Costa   +7 more
doaj   +1 more source

Low expression of ZHX1 and ZHX2 impacts on the prognosis of chronic lymphocytic leukemia

open access: yesBiomarker Research, 2021
Experimental evidence points to the role of Zinc fingers and homeoboxes protein 1 and 2 (ZHX1 and ZHX2) in the development and progression of several types of cancer, including hematological malignancies.
Natália Ioseph Gladistone Maciel   +5 more
doaj   +1 more source

Effect of Serial Systemic and Intratumoral Injections of Oncolytic ZIKVBR in Mice Bearing Embryonal CNS Tumors

open access: yesViruses, 2021
The Zika virus (ZIKV) has shown a promising oncolytic effect against embryonal CNS tumors. However, studies on the effect of different administration routes and the ideal viral load in preclinical models are highly relevant aiming for treatment safety ...
Raiane Oliveira Ferreira   +6 more
doaj   +1 more source

Autologous adipose-derived mesenchymal stem cell therapy reverses detrusor underactivity: open clinical trial

open access: yesStem Cell Research & Therapy, 2023
Background Detrusor underactivity is a disease that can cause chronic urinary tract infection, urinary tract infection, urinary retention and kidney failure and has no effective treatment in traditional medicine.
Henrique Rodrigues Scherer Coelho   +4 more
doaj   +1 more source

Neuroprogenitor Cells From Patients With TBCK Encephalopathy Suggest Deregulation of Early Secretory Vesicle Transport

open access: yesFrontiers in Cellular Neuroscience, 2022
Biallelic pathogenic variants in TBCK cause encephaloneuropathy, infantile hypotonia with psychomotor retardation, and characteristic facies 3 (IHPRF3). The molecular mechanisms underlying its neuronal phenotype are largely unexplored.
Danielle de Paula Moreira   +20 more
doaj   +1 more source

Light and temperature regulation of leaf morphogenesis in Arabidopsis

open access: yesNew Phytologist, Volume 240, Issue 6, Page 2191-2196, December 2023., 2023
Summary Leaves are the main photosynthetic organs in plants, and their anatomy is optimized for light interception and gas exchange. Although each species has a characteristic leaf anatomy, which depends on the genotype, leaves also show a large degree of developmental plasticity.
Martina Legris
wiley   +1 more source

The Ethanolic Extract of Gomphrena celosioides Mart. Does Not Alter Reproductive Performance or Embryo-Fetal Development, nor Does It Cause Chromosomal Damage

open access: yesPharmaceutics, 2022
Gomphrena celosioides is a native Brazilian plant found in the State of Mato Grosso do Sul. It is used in folk medicine to treat kidney diseases, skin diseases, infections, rheumatism, gastrointestinal diseases, and respiratory diseases.
Fabricia Rodrigues Salustriano   +15 more
doaj   +1 more source

C4 maize and sorghum are more sensitive to rapid dehydration than C3 wheat and sunflower

open access: yesNew Phytologist, Volume 240, Issue 6, Page 2239-2252, December 2023., 2023
Summary The high productive potential, heat resilience, and greater water use efficiency of C4 over C3 plants attract considerable interest in the face of global warming and increasing population, but C4 plants are often sensitive to dehydration, questioning the feasibility of their wider adoption.
Chandra Bellasio   +3 more
wiley   +1 more source

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