Results 21 to 30 of about 92 (58)

Anti-topoisomerase drugs as potent inducers of chromosomal aberrations

open access: yesGenetics and Molecular Biology, 2000
DNA topoisomerases catalyze topological changes in DNA that are essential for normal cell cycle progression and therefore they are a preferential target for the development of anticancer drugs.
Loredana Bassi, Fabrizio Palitti
doaj   +1 more source

Associação na mesma família das doenças de Charcot-Marie-Tooth e de Friedreich

open access: yesArquivos de Neuro-Psiquiatria, 1972
Quatro irmãos com moléstias de Charcot-Marie-Tooth são estudados do ponto de vista clínico e genético. São ressaltadas, mediante análise da sintomatologia, as formas de transição no grande grupo de moléstias heredodegenerativas, sendo atribuída ...
Charles Peter Tilbery   +3 more
doaj   +1 more source

Chromosome damage induced by DNA topoisomerase II inhibitors combined with g-radiation in vitro

open access: yesGenetics and Molecular Biology, 1998
Combined radiation and antineoplastic drug treatment have important applications in cancer therapy. In the present work, an evaluation was made of two known topoisomerase II inhibitors, doxorubicin (DXR) and mitoxantrone (MXN), with g-radiation.
Maria Cristina P. Araújo   +4 more
doaj   +1 more source

Protective effect of butylated hydroxytoluene (BHT) against the clastogenic acitivity of cadmium chloride and potassium dichromate in hamster ovary cells

open access: yesGenetics and Molecular Biology, 1999
The effect of butylated hydroxytoluene (BHT), a widely used food additive, on chromosomal alterations induced by cadmium chloride (CC) and potassium dichromate (PD) in Chinese hamster ovary (CHO) cells was studied both at metaphase and anaphase-telophase.
Claudia A. Grillo   +2 more
doaj   +1 more source

Genética na Hanseníase

open access: yesHansenologia Internationalis, 1978
As linhas de pesquisa que foram exploradas para avaliar a importância da constituição genética humana na determinação da resistência e suscetibilidade ao Mycobacterium leprae foram revistas no presente trabalho.
BERNARDO BEIGUELMAN
doaj   +1 more source

Prevalência das malformações congênitas identificadas em fetos com trissomia dos cromossomos 13, 18 e 21 [PDF]

open access: yesRevista Brasileira de Ginecologia e Obstetrícia, 2015
OBJETIVO: Descrever a prevalência das malformações encontradas nos fetos com trissomia dos cromossomos 13, 18 e 21, identificando as mais frequentes em cada condição.
Caroline Soares Cristofari Emer   +6 more
doaj   +2 more sources

Monitorização biológica por método citogenético em indivíduos expostos profissionalmente a agentes antineoplásicos

open access: yesRevista Brasileira de Cancerologia, 2023
Enfermeiras, atendentes e assistentes de enfermagem que preparam e aplicam antineoplásicos em unidades hospitalares apresentaram freqüências aumentadas de anomalias e de trocas entre cromátides-irmãs (TCI) em cromossomos de linfócitos periféricos.
Eny Maria Goloni-Bertollo   +2 more
doaj   +1 more source

Genotoxic action of the sesquiterpene lactone glaucolide B on mammalian cells in vitro and in vivo

open access: yesGenetics and Molecular Biology, 1999
Glaucolide B is a sesquiterpene lactone isolated from Vernonia eremophila Mart. (Vernonieae, Asteraceae) and has schistosomicidal, antimicrobial and analgesic activities.
Regislaine V. Burim   +3 more
doaj   +1 more source

Clonal chromosome abnormalites found in three non-neoplastic proliferative brain lesions

open access: yesGenetics and Molecular Biology, 1999
Chromosome analysis was made of brain lesions from three patients which, according to classical histopathological criteria, did not contain tumor cells.
Cláudia Aparecida Rainho   +3 more
doaj   +1 more source

Clinical, cytogenetic and toxicological studies in rural workers exposed to pesticides in Botucatu, São Paulo, Brazil Estudos clínicos, citogenéticos e toxicológicos em trabalhadores rurais expostos a pesticidas em Botucatu, São Paulo, Brasil

open access: yesCadernos de Saúde Pública, 1998
Pesticides can cause gene mutations and chromosomal aberrations in exposed individuals. We have investigated 24 workers exposed to pesticides. Clinical examinations and cytogenetic and toxicological tests were performed.
Salete Marcia Bréga   +6 more
doaj   +1 more source

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