Results 101 to 110 of about 275,300 (199)

Niche diversification of Sphagnum in Bolivia [PDF]

open access: yes, 1997
Niche breadth values of Sphagnum species in the páramo and cloud forests of Bolivia are similar to those reported for Sphagnum-dominated peatlands in North America, but niche overlap values are higher for Sphagnum species in Bolivia. The pH, conductivity,
McQueen, Cyrus B.
core  

Cancer heterogeneity explored through immune cell deconvolution of the tumor microenvironment

open access: yesQuantitative Biology, Volume 14, Issue 3, September 2026.
Abstract Cancer is a highly heterogeneous disease, characterized by significant variability across multiple dimensions. This diversity has been extensively studied from various perspectives. In this study, we aim to examine cancer heterogeneity through the lens of immune cell composition within the tumor microenvironment.
Limin Jiang   +4 more
wiley   +1 more source

Prevalence of cesarean scar disorder in patients 3 years after a first cesarean section

open access: yesActa Obstetricia et Gynecologica Scandinavica
Introduction A symptomatic uterine niche is a long‐term complication after a cesarean section (CS). A group of international niche experts reached consensus on a standardized definition of a disorder caused by a symptomatic niche, named cesarean scar ...
Saskia J. M. Klein Meuleman   +15 more
doaj   +1 more source

Microbiological, Molecular Diagnosis and Antimicrobial Resistance of Bordetella bronchiseptica in the Equine Reproductive Tract in Brazil

open access: yesVeterinary Medicine and Science, Volume 12, Issue 5, September 2026.
First report of Bordetella bronchiseptica in the reproductive tract of Brazilian mares. Uterine lavage samples from mares with endometritis and infertility were positive by culture, PCR (237 bp flaA), sequencing and phylogenetic analysis. Isolates showed multidrug resistance, emphasizing the relevance of this pathogen in equine reproductive disorders ...
Samira Salim Mello Gallo   +5 more
wiley   +1 more source

Surgical management of uterine niche in a patient with secondary infertility and successful pregnancy outcome [PDF]

open access: yes
Uterine niche or caesarean scar defect is a known cause of secondary infertility and implantation failure. Surgical repair can restore uterine anatomy and improve fertility outcomes in selected patients. This case report presents a 38-year-old woman with
Nethaji, Swati   +3 more
core   +1 more source

Assessment of Cesarean Niche by Transvaginal Ultrasonography and Pelvic Magnetic Resonance Imaging

open access: yesSVU - International Journal of Medical Sciences
Background: Transvaginal ultrasonography (TVUS) is the predominant technique used to assess the uterine wall. Objectives: of this study was to compare TVUS with pelvic MRI in identifying the cesarean niche. Patients and Methods: This prospective cohort
Israa Sami Atia Olimy*   +3 more
doaj   +1 more source

The Role of SAMHD1 in Viral Resistance and Transduction Efficiency Challenges in Pediatric Hematological Malignancies: Mechanistic Insights and Clinical Perspectives

open access: yesEuropean Journal of Haematology, Volume 117, Issue 3, Page 642-652, September 2026.
SAMHD1 regulates intracellular dNTP pools, influencing lentiviral transduction, gene therapy efficiency, and disease progression in pediatric hematological malignancies. Integrated bioinformatics and targeted strategies, including CRISPR and pharmacological inhibition, highlight its therapeutic potential.
Waseem Alzamzami
wiley   +1 more source

Extragenital endometriosis associated with uterine scar defects

open access: yesEuropean Journal of Obstetrics & Gynecology and Reproductive Biology: X
Introduction: Uterine scar defects result from poor healing of the hysterotomy after cesarean sections (CS), in multiple cases leading to retroflexio uteri and retrograde menstruation. Endometriosis is the probable consequence.
Tilman Born   +6 more
doaj   +1 more source

Transdifferentiations and heterogeneity in the stromal niches of uterine leiomyomas.

open access: yesRomanian journal of morphology and embryology = Revue roumaine de morphologie et embryologie, 2018
Uterine leiomyomas, also known as uterine fibroids (UFs), are benign smooth muscle cells tumors, the most frequent tumors in women. Even though UFs are monoclonal tumors, they contain a heterogeneous and versatile cells population. There are scarce proofs about the processes of transdifferentiation that might occur in UFs, modify the tumor ...
Mugurel Constantin, Rusu   +5 more
openaire   +1 more source

SEGMENTATION AND DIFFERENTIATION OF AGRI-FOOD NICHE MARKETS: EXAMPLES FROM THE LITERATURE [PDF]

open access: yes
Niche marketing has recently received a great deal of attention in the agri-food trade press and in academic circles as a legitimate strategy for small- and medium-sized agri-food firms.
Phillips, Jon C.   +1 more
core  

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