Results 31 to 40 of about 8,317 (213)

Altered microRNA expression in patients with non-obstructive azoospermia [PDF]

open access: yesReproductive Biology and Endocrinology, 2009
Abstract Background MicroRNAs (miRNAs), a class of small non-coding RNA molecules, are indicated to play essential roles in spermatogenesis. However, little is known about the expression patterns or function of miRNAs in human testes involved in infertility.
Li Xin   +7 more
openaire   +3 more sources

Difficulties in differential diagnosis between obstructive and non-obstructive azoospermia

open access: yesВестник урологии, 2022
Introduction. The difference between obstructive and non-obstructive azoospermia (OA and NOA) is important for the choice of treatment tactics and adequate counseling of a married couple.Objective.
S. I. Gamidov   +5 more
doaj   +1 more source

Pregnancy Rate In Non-Azoospermia With Normal Or Suboptimal Semen Parameter Versus Azoospermic Male Treated By IVF-ICSI Cycle

open access: yesمجلة الكوفة الطبية, 2023
Background: Intracytoplasmic sperm injection (ICSI) opens the gate for many cases of male factor infertility to be the biological fathers of their sibling since 1992.
Ali A. Abo-Alshaar   +2 more
doaj   +1 more source

Microdissection testicular sperm extraction causes spermatogenic alterations in the contralateral testis [PDF]

open access: yes, 2010
Testicular sperm extraction (TESE) associated with intracytoplasmic sperm injection has allowed many men presenting non-obstructive azoospermia to achieve fatherhood.
Azeredo-Oliveira, Maria Tercilia Vilela de   +4 more
core   +1 more source

Systematic analysis of protein interaction network associated with azoospermia [PDF]

open access: yes, 2016
Non-obstructive azoospermia is a severe infertility factor. Currently, the etiology of this condition remains elusive with several possible molecular pathway disruptions identified in the post-meiotic spermatozoa.
Sabetian, S., Shamsir, M. S.
core   +2 more sources

Sperm retrieval techniques in azoospermic patients: PESA, MESA, TESA, TESE and MICROTESE [PDF]

open access: yesEinstein (São Paulo), 2009
Azoospermia is defined as the absence of mature spermatozoa in semen analysis after centrifugation. The causes of azoospermia may be related to spermatogenesis defects and classified as non-obstructive azoospermia, or to the obstruction of the efferent ...
Marcelo Vieira, Sidney Glina
doaj  

Analysis of Y Chromosome Microdeletions and Mutation in Exon7 of the STAG3 Gene in Iranian Infertile Men with Idiopathic Non-Obstructive Azoospermia [PDF]

open access: yesMajallah-i dānishgāh-i ̒ulūm-i pizishkī-i Arāk, 2016
Background: Azoospermia is defined as the absence of sperm in the semen and is divided in two types; obstructive and non-obstructive azoospermia. Non-obstructive azoospermia include approximately 60% of azoospermia patients.
Sara Pouriamanesh   +5 more
doaj  

Management of the Infertile Male with Azoospermia

open access: yesDüzce Tıp Fakültesi Dergisi, 2022
Azoospermia means the complete absence of spermatozoa upon examination of the semen. Azoospermia may result from a lack of spermatozoa production in the testicles, or from an inability of produced spermatozoa to reach the emitted semen.
Erdem Akbay, Mesut Tek
doaj   +1 more source

Serum estradiol levels in infertile men with non-obstructive azoospermia

open access: yesTherapeutic Advances in Reproductive Health, 2020
Purpose: To report the different patterns of estradiol levels in infertile men with non-obstructive azoospermia and correlate these levels with their clinical and laboratory findings.
Nader Salama, Saeed Blgozah
doaj   +1 more source

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