Results 271 to 280 of about 109,586 (294)

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

Sperm DNA methylation profiling in patients with Kallmann syndrome. [PDF]

Endocr Connect
Wang R, Li X, Zhang J, Wang X, Mao J, Feng X, Wang S, Li Y, Wu X, Guo Y.   +9 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

Transcriptome Sequencing and Differential Analysis of Testes of 1-Year-Old and 3-Year-Old Kazakh Horses. [PDF]

Biology (Basel)
Liu J, Yang Y, Wen L, Wen M, Zeng Y, Ren W, Yao X.   +6 more
europepmc   +1 more source

L-Carnitine Attenuates Testicular Dysfunction in Type 1 Diabetes Mellitus Via Modulation of Oxidative Stress, Inflammation, and miRNA Expression. [PDF]

Inflammation
Mustafa HK, Rasul KH, Abdulrahman AS, Awla HK, Moshari S, Khidir KA.   +5 more
europepmc   +1 more source

Identification and Functional Characterization of a Novel SEMA3A Exon Deletion Variant in Kallmann Syndrome

Molecular Genetics &Genomic Medicine, Volume 14, Issue 1, January 2026.
The study identified a novel SEMA3A exons 6–9 deletion variant in Kallmann syndrome that impairs GnRH neuronal migration and alters cell migration, gonad development, and synaptic pathways. The study expands mutation spectrum and offers mechanistic insights for clinical diagnosis of Kallmann syndrome.
Shaolian Zang, Shasha Zhou, Qingxu Liu, Xiaoqin Yin, Pin Li   +4 more
wiley   +1 more source

CRISPR/Cas9-mediated knock-in of the murine Y chromosomal genes Zfy1 and Zfy2. [PDF]

BMC Genomics
Holmlund H, Yamauchi Y, Tekayev M, Jakobs S, Robin A, Fujii W, Ward MA.   +6 more
europepmc   +1 more source

Effect of aqueous and hydro-alcoholic extracts of lettuce (Lactuca sativa) seed on testosterone level and spermatogenesis in NMRI mice.

, 2014
Akram Ahangarpour, Ali Akbar Oroojan, Maryam Radan   +2 more
openalex   +1 more source

The Actual State of Sexual Dysfunction in Newlywed Men Starting to Try for a Baby in Japan

Reproductive Medicine and Biology, Volume 25, Issue 1, January/December 2026.
We found that 139 (19.3%) in 719 newlywed men or men just before marriage were identified as having sexual dysfunction at our bridal examination. It was considered that men who are older, obese, or exhibit depressive symptoms are likely to experience sexual dysfunction before the initiation of fertility treatment.
Ayumu Taniguchi, Akimasa Kure, Yuki Nagashima, Ippei Hiramatsu, Masato Shirai, Kazuhiro Kobayashi, Akira Tsujimura   +6 more
wiley   +1 more source