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Int. j. morphol ; 28(4): 1131-1134, dic. 2010. ilus
Article in English | LILACS | ID: lil-582900

ABSTRACT

Cadmium Chloride is a well known teratogen compared to other metals. Cadmium affects placental function, may cross the placental barrier and modify fetal development. In this study, 12 female Wistar albino rats weighted between 180-200gr were used. They were divided into two groups as experimental and control groups each comprising 6 female animals. 2mg/kg/day cadmium chloride dissolved in 1ml isotonic solution were intravenously injected from tail vein of experimental rats during 17-21 days of pregnancy. At first day of birth, the total body weights of control and experimental newborn pups were taken. This study aims to evaluate morphologically the effects of cadmium chloride on the incisive teeth development of pups born to the cadmium-applied female rats during pregnancy.


Cloruro de cadmio es un teratógeno conocido en comparación con otros metales. El cadmio afecta la función placentaria, pudiendo atravesar la barrera placentaria y modificar el desarrollo del feto. Fueron utilizadas 12 ratas hembras Wistar albinas, entre 180-200g de peso. Se dividieron en dos grupos de seis hembras cada uno, grupo experimental y control. Se inyectó, a través de una vena de la cola de las ratas del grupo experimental por vía endovenosa 2mg/kg/día de cloruro de cadmio disuelto en 1 ml de solución isotónica, durante 17-21 días de gestación. Al primer día de nacimiento, se pesaron las crías de los grupos control y experimental. Este estudio tiene como objetivo evaluar morfológicamente los efectos del cadmio sobre el desarrollo de los dientes incisivos de crías recién nacidas de ratas hembras a quienes se les inyectó cadmio durante la preñez.


Subject(s)
Animals , Female , Pregnancy , Rats , Cadmium/administration & dosage , Cadmium/toxicity , Incisor , Pregnancy, Animal , Animals, Newborn , Tooth , Maternal-Fetal Exchange , Rats, Wistar , Teratogens/toxicity
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