Results 171 to 180 of about 18,974 (282)

Relationship Between Testosterone and Movement Patterns in Male Asian Black Bear (Ursus thibetanus)

Ecology and Evolution, Volume 16, Issue 1, January 2026.
Comparisons of mean fecal testosterone metabolite concentrations (mFTM) and behavioral variables between the breeding (May–July) and post‐breeding (August–November) seasons. The asterisks indicate significant differences. ABSTRACT In male mammals, reproduction and reproductive behavior are strongly influenced by testosterone. While some species exhibit
Naoki Takekoshi, Jumpei Tomiyasu, Yojiro Yanagawa, Naoki Ohnishi, Tomoko Naganuma, Seung‐Yun Baek, Miu Itoh, Xin Luo, Tatsuhito Nishiwaki, Chinatsu Kozakai, Shinsuke Koike, Koji Yamazaki   +11 more
wiley   +1 more source

Historical perspective of surgical sperm retrieval techniques for nonobstructive azoospermia. [PDF]

Asian J Androl
Shah R, Rambhatla A, Kavoussi PK.
europepmc   +1 more source

Anti-Müllerian hormone predicts positive sperm retrieval in men with idiopathic non-obstructive azoospermia-findings from a multi-centric cross-sectional study. [PDF]

Hum Reprod, 2023
Pozzi E, Raffo M, Negri F, Boeri L, Saccà A, Belladelli F, Cilio S, Ventimiglia E, d'Arma A, Pagliardini L, Viganò P, Pontillo M, Lucianò R, Colecchia M, Montorsi F, Alfano M, Salonia A.   +16 more
europepmc   +1 more source

Environmental DNA (eDNA) Technology in Biodiversity and Ecosystem Health Research: Advances and Prospects

Ecology and Evolution, Volume 16, Issue 1, January 2026.
This review synthesizes over 15 years of advancements in eDNA technology by systematizing standardized guidelines for sampling, extraction, and bioinformatics, thereby enhancing the reproducibility of eDNA‐based research. It highlights eDNA's transformative role in noninvasively detecting rare, endangered, and invasive species, as well as its value in ...
Shuwen Wu, Yun Wang, Haiyan Qin, Zeyu Zhang, Shijun Liu, Yunjie Ruan, Guangsuo Chen, Xia Yuan, Hangjun Zhang   +8 more
wiley   +1 more source

Putative Predictive Value of Etiological and Clinical Factors on Sperm Retrieval Outcomes in Non-Obstructive Azoospermia Using Micro-TESE: A Retrospective Study. [PDF]

Am J Mens Health
Harimi S, Ahrari M, Sadeghi A, Eskandarian S, Heydari S, Fesahat F.   +5 more
europepmc   +1 more source

The predictive factors of successful sperm retrieval for men with Y chromosome AZFc microdeletion. [PDF]

J Assist Reprod Genet, 2022
Huang IS, Chen WJ, Li LH, Brannigan RE, Huang WJ.   +4 more
europepmc   +1 more source

Pregnancy via Testicular Sperm Extraction for Anejaculation After Neuroblastoma Surgery

IJU Case Reports, Volume 9, Issue 1, January 2026.
ABSTRACT Background Surgical treatment of a neuroblastoma, a malignant tumor of the sympathetic nervous system, may result in ejaculatory disorder. There are no reports examining ejaculation disorders after neuroblastoma surgery. Case Presentation The patient was a 31‐year‐old Japanese male who had undergone surgery for neuroblastoma of the abdomen at ...
Jurii Karibe, Teppei Takeshima, Daiji Takamoto, Takashi Kawahara, Kimito Osaka, Jun‐ichi Teranishi, Kazuhide Makiyama, Hiroji Uemura, Yasushi Yumura   +8 more
wiley   +1 more source

Should testicular sperm retrieval be implemented for intracytoplasmic sperm injection in all patients with severe oligozoospermia or cryptozoospermia? [PDF]

Clin Exp Reprod Med
Derakhshan M, Salehi P, Derakhshan M, Naghshineh E, Movahedi M, Tehrani HG, Salehi E.   +6 more
europepmc   +1 more source

Seminal plasma biomarkers for predicting successful sperm retrieval in patients with nonobstructive azoospermia: a narrative review of human studies. [PDF]

Basic Clin Androl, 2023
Li J, Yang F, Dong L, Chang D, Yu X.
europepmc   +1 more source

Postmortem Sperm Retrieval and Assisted Reproduction: Issues without Solutions?

, 2019
Nilesh Keshav Tumram, Rajesh Bardale
openalex   +1 more source