Results 221 to 230 of about 23,877 (307)

Chronic Hypoxia Disrupts Spermatogenesis Through ASXL2–EZH2–Mediated Microtubule Destabilization

open access: yesAdvanced Science, Volume 13, Issue 26, 8 May 2026.
This study reveals the mechanism by which chronic hypoxia impairs spermatogenesis via the ASXL2–EZH2 axis, hindering the transition of spermatids from round to elongated forms. Key findings reveal that under hypoxic conditions, downregulated ASXL2 expression reduces EZH2 binding to the CEP162 promoter, leading to decreased H3K27me3 modification and ...
Jun Yin   +11 more
wiley   +1 more source

[Multiple follicular cysts].

open access: yesAnnali di stomatologia, 1965
R, Amato, G, Falcolini
openaire   +1 more source

Genetic and Phenotypic Features of the Five Known Polyaminopathies: A Critical Narrative Review

open access: yesAmerican Journal of Medical Genetics Part A, Volume 200, Issue 5, Page 993-1003, May 2026.
ABSTRACT Polyaminopathies are a recently described family of rare genetic neurodevelopmental disorders. Polyaminopathies disrupt the biosynthesis of the primary polyamines: putrescine, spermidine, and spermine. Snyder–Robinson syndrome results from hemizygous loss‐of‐function variants in the spermine synthase (SMS) gene, resulting in decreased or ...
Elizabeth A. VanSickle   +26 more
wiley   +1 more source

Pancreatic Lymphoepithelial Cyst With High ¹⁸F-Fluorodeoxyglucose (FDG) Uptake Mimicking Malignancy: A Case Report and Literature Review. [PDF]

open access: yesCureus
Takahashi K   +9 more
europepmc   +1 more source

Scrotal Abscess Mimicking Fixed Drug Eruption Under Ibuprofen Therapy: A Diagnostic Pitfall

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT Concurrent NSAID therapy can pharmacologically mask early scrotal abscess, generating a presentation that fulfills clinical and historical criteria for fixed drug eruption. Ibuprofen simultaneously acts as a recognized causative agent and suppresses infectious inflammatory signs.
Youssef Maachi   +6 more
wiley   +1 more source

Synchronous Haemorrhagic Tumors of the Anterior Maxilla and Oropharynx

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
Photomicrograph of a low‐power view of partially ulcerated squamous mucosa with underlying vascular proliferation showing anastomosing vascular channels. Hematoxylin and eosin stain. Magnification ×20. ABSTRACT Oral epithelioid angiosarcoma arising in the oral cavity is exceptionally rare.
Brian Maloney   +5 more
wiley   +1 more source

Torsion of a Luteal Cyst at 36 Weeks of Gestation: A Case Report. [PDF]

open access: yesCureus
Machavariani P   +11 more
europepmc   +1 more source

Malignant Proliferating Trichilemmal Tumor: A Rare Case Report and Review of Literature

open access: yesClinical Case Reports, Volume 14, Issue 5, May 2026.
ABSTRACT This case shows the rarity of Malignant Proliferating Trichilemmal Tumor (MPTT) as well as its aggressive behavior as an adnexal tumor with metastatic potential, requiring early diagnosis and excision. MPTT may occur in younger patients and at atypical sites; malignant transformation should be suspected in long‐standing trichilemmal lesions ...
Chanda Shrestha   +5 more
wiley   +1 more source

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