Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their Embryos

Objective: Previous studies have shown that morphine consumption during pregnancymay delay embryo development or cause abnormal nervous system function. The presentstudy focused on the effects of maternal morphine consumption on brain cavities andcentral canal development in Wistar rats.Materials an...

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Main Authors: Masoomeh Kazemi, Hedayat Sahraei, Mahnaz Azarnia, Leila Dehghani, Hossein Bahadoran
Format: Article
Language:English
Published: Royan Institute (ACECR), Tehran 2011-01-01
Series:Cell Journal
Subjects:
Online Access:http://celljournal.org/library/upload/article/af_4233632Kazemi.pdf
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author Masoomeh Kazemi
Hedayat Sahraei
Mahnaz Azarnia
Leila Dehghani
Hossein Bahadoran
author_facet Masoomeh Kazemi
Hedayat Sahraei
Mahnaz Azarnia
Leila Dehghani
Hossein Bahadoran
author_sort Masoomeh Kazemi
collection DOAJ
description Objective: Previous studies have shown that morphine consumption during pregnancymay delay embryo development or cause abnormal nervous system function. The presentstudy focused on the effects of maternal morphine consumption on brain cavities andcentral canal development in Wistar rats.Materials and Methods: In this study Wistar rats (average weight: 170-200 g) were used.The experimental group, after pregnancy, received 0.05 mg/ml of morphine by tap waterwhile the control group received water. On the 17th day of pregnancy, the pregnant animalswere anesthetized by chloroform and embryos were surgically removed. The sampleswere fixed in 10% formalin for four weeks. Then, tissues were processed and sectioned.Sections were stained with hematoxylin and eosin (H&E) and examined for ventricle, centralcanal and choroid plexus development by light microscopy and MOTIC software.Results: Severe reductions of the third and lateral ventricles were observed in the experimentalgroup. In addition, an increase in the choroid plexus (CP) area in the experimentalgroup with regards to the control group was identified.Conclusion: The study showed that oral morphine consumption lead to reduction in thethird and lateral brain cavities and an increase in the CP area. This defect may cause behavioralchanges observed in the F1 generation from addicted pregnant animals.
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spelling doaj.art-1d85ba831b374d128fec8e7c595137602022-12-21T19:09:23ZengRoyan Institute (ACECR), TehranCell Journal2228-58062228-58142011-01-01124489494Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their EmbryosMasoomeh KazemiHedayat SahraeiMahnaz AzarniaLeila DehghaniHossein BahadoranObjective: Previous studies have shown that morphine consumption during pregnancymay delay embryo development or cause abnormal nervous system function. The presentstudy focused on the effects of maternal morphine consumption on brain cavities andcentral canal development in Wistar rats.Materials and Methods: In this study Wistar rats (average weight: 170-200 g) were used.The experimental group, after pregnancy, received 0.05 mg/ml of morphine by tap waterwhile the control group received water. On the 17th day of pregnancy, the pregnant animalswere anesthetized by chloroform and embryos were surgically removed. The sampleswere fixed in 10% formalin for four weeks. Then, tissues were processed and sectioned.Sections were stained with hematoxylin and eosin (H&E) and examined for ventricle, centralcanal and choroid plexus development by light microscopy and MOTIC software.Results: Severe reductions of the third and lateral ventricles were observed in the experimentalgroup. In addition, an increase in the choroid plexus (CP) area in the experimentalgroup with regards to the control group was identified.Conclusion: The study showed that oral morphine consumption lead to reduction in thethird and lateral brain cavities and an increase in the CP area. This defect may cause behavioralchanges observed in the F1 generation from addicted pregnant animals.http://celljournal.org/library/upload/article/af_4233632Kazemi.pdfBrainCavityChoroid PlexusMorphineWistar Rats
spellingShingle Masoomeh Kazemi
Hedayat Sahraei
Mahnaz Azarnia
Leila Dehghani
Hossein Bahadoran
Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their Embryos
Cell Journal
Brain
Cavity
Choroid Plexus
Morphine
Wistar Rats
title Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their Embryos
title_full Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their Embryos
title_fullStr Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their Embryos
title_full_unstemmed Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their Embryos
title_short Effect of Oral Morphine Consumption in Female Rats on Development of Brain Cavities, Central Canal and Choroid Plexus of Their Embryos
title_sort effect of oral morphine consumption in female rats on development of brain cavities central canal and choroid plexus of their embryos
topic Brain
Cavity
Choroid Plexus
Morphine
Wistar Rats
url http://celljournal.org/library/upload/article/af_4233632Kazemi.pdf
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