Results 111 to 120 of about 34,133 (225)

Testis and vas deferens morphology of the red-clawed mangrove tree crab (Goniopsis cruentata) (Latreille, 1803)

open access: yesBrazilian Archives of Biology and Technology, 2006
The present study describes the structure of the testes and vas deferens of the red-clawed mangrove tree crab, Goniopsis cruentata. Testes and vas deferens were fixed with cold Bouin's solution and submitted to histological routine examinations.
Tatiane Martins Garcia   +1 more
doaj   +1 more source

The annual cycle of spermatozoa content in the vas deferens and some reproductive parameters in the narrow-clawed crayfish Pontastacus leptodactylus (Eschscholtz, 1823)

open access: yesAquaculture Reports, 2019
Understanding the annual dynamic of gametes in crayfish is useful for successful management of crayfish population. The annual variations in spermatozoa content of vas deferens, gonado-somatic index (GSI), hepatosomatic index (HSI), vas deferens index ...
Ardavan Farhadi   +1 more
doaj   +1 more source

From the individual to the community and beyond: water quality, stress indicators and key species in coastal waters [PDF]

open access: yes, 1994
This review examines water quality and stress indicators at levels of organisation from the individual to the community and beyond by means of three case studies concentrating on rocky shores within the north-east Atlantic.
Hawkins, S.J.   +3 more
core  

The trafficking and targeting of P2X receptors [PDF]

open access: yes, 2013
The functional expression of P2X receptors at the plasma membrane is dependent on their trafficking along secretory and endocytic pathways. There are seven P2X receptor subunits, and these differ in their subcellular distributions because they have very ...
Murrell-Lagnado, Ruth D   +1 more
core   +3 more sources

New era of cystic fibrosis: full mutational analysis and personalized therapy [PDF]

open access: yes, 2017
Despite its apparently simple genetics, cystic fibrosis (CF) is a rather complex genetic disease. A lot of variability in the steps of the path from the cystic fibrosis transmembrane conductance regulator (CFTR ) gene to the clinical manifestations ...
Lucarelli, Marco
core   +1 more source

Reproductive pathological changes in mice associated with Brucella melitensis and its lipopolysaccharides [PDF]

open access: yes, 2012
Brucella melitensis is the gram-negative, aerobic bacteria that cause brucellosis in goats. Brucellosis causes abortion in wild and domestic animals resulting in enormous financial losses.
Abdullah, Faez Firdaus Jesse   +2 more
core  

Physiological and Pharmacological Aspects of the Vas Deferens - an Update

open access: yesFrontiers in Pharmacology, 2013
The vas deferens, a muscular conduit conveying spermatozoa from the epididymis to the urethra, has been used as a model tissue for smooth muscle pharmacological and physiological advancements. Many drugs, notably α-adrenergic antagonists, have effects on
David Stewart Koslov   +1 more
doaj   +1 more source

A study of the male reproductive organs of nine species of penaeid prawns (Crustacea: Penaeinae) [PDF]

open access: yes, 1994
This paper deals with the male reproductive organs of nine species of penaeid prawns; Penaeus penicillatus Alcock, P. merguiensis De Man, P. semisulcatus De Haan, Metapenaeus affinis (H.Milne Edwards), M. monoceros (Fabricius), M.
Mustaquim, J.   +2 more
core  

The Effect of Injection with Papaya (Carica Papaya L.) Seed Extract on Sperm Concentration and Spermatogenic Cells of Male Rats (Rattus Norvegicus L.) Strain LMR. [PDF]

open access: yes, 2001
So far men as a subject in family planning program had no priority, however recently men become a focus. Established mothodes for male contraception are through condom and vasectomy.
Pujianto, D. A. (Dwi)   +3 more
core  

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