نتایج جستجو برای: fertility and infertility

تعداد نتایج: 16836143  

Journal: :Human reproduction 2014
M V Martins B D Peterson V Almeida J Mesquita-Guimarães M E Costa

STUDY QUESTION Is perceived social support from partner, family, and friends associated with increased infertility-related stress? SUMMARY ANSWER While men's perceived support did not seem to influence their partners' stress, women's perceptions of spousal and familial support can affect the way men deal with the challenge of infertility. WHAT IS KNOWN ALREADY Previous studies showed that l...

Journal: :The Veterinary record 1971
J O King

Introduction It is now widely recognised that reduced fertility in dairy herds is one of the most important factors affecting producer profitability. Roche (2006) has defined the effect of infertility on profitability as: (i) prolonged calving interval with fewer calves and less milk per cow; (ii) increased replacement costs; (iii) increased labour, semen and veterinary bills; and (iv) an exten...

Studies suggest that the ability to have biological children is of great importance to many people. The cancer and its treatment often pose a threat to fertility. Rates of permanent infertility and compromised fertility after cancer treatment vary and depend on many factors. Male infertility can result from the disease itself (best documented in patients with testicular cancer and Hodgkin’s lym...

2012
Siftjit Kaur Vijay Prabha

Various studies have shown Staphylococcus aureus to be one of the most prevalent organism in male and female genital tract but most practitioners dismiss it as mere contamination which is assumed to be of no significance. However, it is now suggested that the presence of this organism should not be ignored, as incubation of spermatozoa with S. aureus results in reduced sperm motility. Although ...

Journal: :research on history of medicine 0
asghar montazer al-ghaem department of history, isfahan university, isfahan, iran masumeh dehghan department of history, isfahan university, isfahan, iran

in 41 ayat of holy quran, it is discussed about child birth, formation of fetus in uterus and also its process. it led to attention of muslim scholars to this topic. they had wide researches and experiments on gynecology, fertility, infertility and childbirth. their findings are considerable even in current era. medical sciences in islamic golden age (contemporaneous with medieval age in the we...

2017

Assisted reproductive technology (ART) is the technology used to achieve pregnancy in procedures such as fertility medication, artificial insemination, in vitro fertilization and surrogacy. It is reproductive technology used primarily for infertility treatments, and is also known as fertility treatment. It mainly belongs to the field of reproductive endocrinology and infertility, and may also i...

Journal: :Human fertility 2011
Melanie Morris Laura Oakley Noreen Maconochie Pat Doyle

Although infertility is an important public health problem, treatment can be expensive and resources are increasingly scarce. This study investigates possible inequalities in the use of medical services for fertility problems. We analysed data from a population-based survey for associations between socio-economic characteristics and help-seeking or use of services, to establish whether inequali...

2014
A.H. Bandivdekar

Sperm proteins are known to be associated with normal fertilization as auto- or iso-antibodies to these proteins may cause infertility. Therefore, sperm proteins have been considered to be the potential candidate for the development of antifertility vaccine. Some of the sperm proteins proved to be promising antigens for contraceptive vaccine includes lactate dehydrogenase (LDH-C4), protein hyal...

Journal: :Current pharmaceutical design 2004
Peter H Vogt

Genetic lesions causing human male infertility are manifold. Besides gross chromosomal aneuploidies and rearrangements, microdeletions and single gene defects can interfere with male fertility. Male fertility is not only dependent on genes controlling the male germ line but also on genes of the networks functional for male gonad development and male somatic development, respectively. It is popu...

Abrishami M Fardi Azar Z Ghojazadeh M Hosein Zadeh M Panahi F, Yousef Zadeh N

Background: Exposure to certain drugs and toxins plays an important role in male infertility. Even fancy using of illegal drugs is an important factor in evaluation of male infertility. There is evidence in previous literature that this drug has harmful effects on fertility, but data based on evidence is limited. The purpose of this study was to evaluate the infertile couples in one of the infe...

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