Results 31 to 40 of about 117,944 (255)

Oral progesterone supplementation for beef cattle after insemination in TAI programs [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2018
: The objective of this work was to evaluate the effects of supplementation with melengestrol acetate (MGA), after timed artificial insemination (TAI), on the conception rate of Nellore cows, according to cyclicity during the protocol, estrus expression ...
Marcus Vinícius Galvão Loiola   +6 more
doaj   +1 more source

Pregnancy Rate by Human Chorionic Gonadotropin Administration Versus Urinary Luteinizing Hormone Surge Method in Patients Undergoing Intrauterine Insemination [PDF]

open access: yesWomen’s Health Bulletin, 2016
Background: Infertility is becoming a world-wide concern in developed and developing countries. Multiple causes are responsible for the situations and various therapies have been developed to overcome this problem in infertile couples, as in the case of ...
Seyedeh Houra Vahedolain   +5 more
doaj   +1 more source

Philosophical Ruminations about Embryo Experimentation with Reference to Reproductive Technologies in Jewish “Halakhah” [PDF]

open access: yes, 2017
The use of modern medical technologies and interventions involves ethical and legal dilemmas which are yet to be solved. For the religious Jews the answer lies in Halakhah.
Mitra, Piyali
core   +3 more sources

Conception Rates of Holstein-Friesian Cows Inseminated Artificially with Reducing Frozen Semen Doses

open access: yesMedia Peternakan, 2016
Conception rates of Holstein Friesian (HF) acceptors were evaluated in artificial insemination (AI) mating using three frozen semen doses of the straws per volume of 0.25 cc.
Anneke Anggraeni   +4 more
doaj   +1 more source

Functional anatomy of the spermatheca and its duct in the seed bug Lygaeus simulans (Heteroptera: Lygaeidae)

open access: yesEuropean Journal of Entomology, 2000
Female genitalia of lygaeid bugs are characterized by a tube-shaped ductus receptaculi (spermathecal duct) connecting the bursa copulatrix with the highly coiled receptaculum seminis (spermatheca).
Robert GSCHWENTNER, Andreas TADLER
doaj   +1 more source

Transgressive technologies? Strategies of discursive containment in the representation and regulation of assisted reproductive technologies in Aotearoa/New Zealand [PDF]

open access: yes, 2006
Drawing on a case study of the contemporary representation and regulation of assisted reproductive technologies (ARTs) in Aotearoa/New Zealand, this article traces the cultural anxieties evident in public, political, and media discussion and debate ...
Michelle, Carolyn
core   +2 more sources

Effect of thermal stress on the reproductive qualities of large white breed sows

open access: yesАграрная наука Евро-Северо-Востока
The work is devoted to the study of reproductive qualities of sows subjected to heat stress after insemination during the period of insemination and before insemination (I, II and III groups, respectively).
Sergey N. Gudkov   +4 more
doaj   +1 more source

Relationship between the Time of Intrauterine Insemination and Pregnancy Outcome, Based on Islamic Recommendations

open access: yesHealth, Spirituality and Medical Ethics, 2020
Background and Objectives: Intrauterine insemination (IUI) is one of the methods of infertility treatment. When is the best time to do this assisted reproduction procedure? There are many Islamic narrations about the appropriate time for fertilization in
Ashraf Pahlevani Qomi   +5 more
doaj  

Genetic evaluation of fertility using direct and correlated traits [PDF]

open access: yes, 2003
Poor fertility has become a major reason for involuntary culling of dairy cows in the United Kingdom. Calving interval (CI) and body condition score (BCS) are recorded, heritable, genetically correlated with each other, and could be used to extend the ...
Berry   +33 more
core   +1 more source

Estrous synchronization during the natural breeding season in Anatolian black does

open access: yesVeterinární Medicína, 2005
The efficiency of medroxyprogesterone acetate (MAP) and fluorogestone acetate (FGA) sponges with or without PGF2α (cloprostenol) for synchronizing estrous in non-lactating does was investigated during the natural breeding season. Does were treated for 11
I. Dogan   +5 more
doaj   +1 more source

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