Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions

Histochemical and ultrastructural studies were performed on the lateral musculature from individual female whitemouth croaker, Micropogonias furnieri, at the anterior, medium and posterior regions. Based upon histochemical myosin-ATPase (m-ATPase) determination, diverse types of red, pink and white...

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Autores principales: Devincenti, C.V., Díaz, A.O., Goldemberg, A.L.
Formato: JOUR
Lenguaje:English
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_03402096_v29_n2_p65_Devincenti
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spelling todo:paper_03402096_v29_n2_p65_Devincenti2023-10-03T15:25:28Z Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions Devincenti, C.V. Díaz, A.O. Goldemberg, A.L. myosin animal article cytology fast muscle fiber female histology ovary Perciformes physiology skeletal muscle slow muscle fiber Animals Female Muscle Fibers, Fast-Twitch Muscle Fibers, Slow-Twitch Muscle, Skeletal Myosins Ovary Perciformes Histochemical and ultrastructural studies were performed on the lateral musculature from individual female whitemouth croaker, Micropogonias furnieri, at the anterior, medium and posterior regions. Based upon histochemical myosin-ATPase (m-ATPase) determination, diverse types of red, pink and white fibres were discerned. Red muscle had abundant mitochondria and stained intensely for aerobic enzymes, white muscle scarcely stained for the same enzymes and pink muscle responded in an intermediate manner. Both white and pink muscle had few mitochondria. The relative proportion of red muscle increased towards the caudal region; pink muscle diminished towards this region and white muscle modified its proportion only in the anterior region. m-ATPase activity showed differences in relation to the gonadal condition along the body, particularly in the white fibres at the anterior and medium regions. Fil:Goldemberg, A.L. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. JOUR English info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_03402096_v29_n2_p65_Devincenti
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
language English
orig_language_str_mv English
topic myosin
animal
article
cytology
fast muscle fiber
female
histology
ovary
Perciformes
physiology
skeletal muscle
slow muscle fiber
Animals
Female
Muscle Fibers, Fast-Twitch
Muscle Fibers, Slow-Twitch
Muscle, Skeletal
Myosins
Ovary
Perciformes
spellingShingle myosin
animal
article
cytology
fast muscle fiber
female
histology
ovary
Perciformes
physiology
skeletal muscle
slow muscle fiber
Animals
Female
Muscle Fibers, Fast-Twitch
Muscle Fibers, Slow-Twitch
Muscle, Skeletal
Myosins
Ovary
Perciformes
Devincenti, C.V.
Díaz, A.O.
Goldemberg, A.L.
Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions
topic_facet myosin
animal
article
cytology
fast muscle fiber
female
histology
ovary
Perciformes
physiology
skeletal muscle
slow muscle fiber
Animals
Female
Muscle Fibers, Fast-Twitch
Muscle Fibers, Slow-Twitch
Muscle, Skeletal
Myosins
Ovary
Perciformes
description Histochemical and ultrastructural studies were performed on the lateral musculature from individual female whitemouth croaker, Micropogonias furnieri, at the anterior, medium and posterior regions. Based upon histochemical myosin-ATPase (m-ATPase) determination, diverse types of red, pink and white fibres were discerned. Red muscle had abundant mitochondria and stained intensely for aerobic enzymes, white muscle scarcely stained for the same enzymes and pink muscle responded in an intermediate manner. Both white and pink muscle had few mitochondria. The relative proportion of red muscle increased towards the caudal region; pink muscle diminished towards this region and white muscle modified its proportion only in the anterior region. m-ATPase activity showed differences in relation to the gonadal condition along the body, particularly in the white fibres at the anterior and medium regions.
format JOUR
author Devincenti, C.V.
Díaz, A.O.
Goldemberg, A.L.
author_facet Devincenti, C.V.
Díaz, A.O.
Goldemberg, A.L.
author_sort Devincenti, C.V.
title Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions
title_short Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions
title_full Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions
title_fullStr Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions
title_full_unstemmed Lateral musculature in the whitemouth croaker (Micropogonias furnieri): Its characterization with respect to different gonadal conditions
title_sort lateral musculature in the whitemouth croaker (micropogonias furnieri): its characterization with respect to different gonadal conditions
url http://hdl.handle.net/20.500.12110/paper_03402096_v29_n2_p65_Devincenti
work_keys_str_mv AT devincenticv lateralmusculatureinthewhitemouthcroakermicropogoniasfurnieriitscharacterizationwithrespecttodifferentgonadalconditions
AT diazao lateralmusculatureinthewhitemouthcroakermicropogoniasfurnieriitscharacterizationwithrespecttodifferentgonadalconditions
AT goldembergal lateralmusculatureinthewhitemouthcroakermicropogoniasfurnieriitscharacterizationwithrespecttodifferentgonadalconditions
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