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Stereological analysis of gonads from diploid and triploid fish yellowtail tetra Astyanax altiparanae (Garutti & Britski) in laboratory conditions
(Cambridge Univ Press, 2017-08-01)
This study aimed to examine the gonadal morphology of diploid and triploid fish through stereological analysis. Triploid individuals were obtained after temperature shock (40 degrees C for 2 min) at 2 min post-fertilization ...
Biotechnology applied to fish reproduction: tools for conservation
(2018-04-29)
This review discusses the new biotechnological tools that are arising and promising for conservation and enhancement of fish production, mainly regarding the endangered and the most economically important species. Two main ...
Esterilização cirúrgica voluntária na Região Metropolitana de Campinas, São Paulo, Brasil, antes e após sua regulamentaçãoVoluntary surgical sterilization in Greater Metropolitan Campinas, São Paulo State, Brazil, before and after legal regulation of the procedure
(Escola Nacional de Saúde Pública Sergio Arouca, Fundação Oswaldo Cruz, 2007)
First case of sterility associated with sex chromosomal abnormalities in a jenny
(Wiley Blackwell Publishing, Inc, 2016-09)
Chromosomal abnormalities are one of the main causes of genetic infertility in horses. Currently, their detection rate is rising due to the use of new diagnostic tools employ-ing molecular markers linked to the sex chromosome ...
The impact of health care providers on female sterilization among HIV-positive women in Brazil
(Pergamon-elsevier Science LtdOxfordInglaterra, 2005)
Sterile flowers increase pollinator attraction and promote outcrossing in the Mediterranean herb Leopoldia comosa
(Oxford University Press, 2013-01)
Background and Aims Large floral displays have opposing consequences for animal-pollinated angiosperms: they attract more pollinators but also enable elevated among-flower self-pollination (geitonogamy). The presence of ...
Understanding male sterility in Miconia species (Melastomataceae): a morphological approach
(CSIRO PUBLISHINGCOLLINGWOOD, 2012)
Pollen abortion occurs in virtually all species and often does not prejudice reproductive success. However, large numbers of abnormal pollen grains are characteristic of some groups. Among them is Miconia, in which partial ...
Clinical and psychological repercussions of videolaparoscopic tubal ligation: observational, single cohort, retrospective study
(Associação Paulista de Medicina - APM, 2014-12-01)
CONTEXT AND OBJECTIVE: Tubal ligation is one of the most commonly used contraceptive methods worldwide. Since the controversy over the potential effects of tubal sterilization still continues, this study aimed to evaluate ...
Effect of disinfectant agents on dimensional stability of elastomeric impression materials.
(1999-05-01)
STATEMENT OF PROBLEM: Difficulties in sterilizing impressions by traditional methods have led to chemical disinfection as an alternative, and some studies have shown that disinfectants may adversely affect impressions. ...