Results 71 to 80 of about 5,730,128 (298)

Spontaneous gas in a retroperitoneal mass: check the testis!

open access: yesInternational Brazilian Journal of Urology
Testicular germ cell tumor is the most common cancer in 20-to 35-years-old men. There are known risk factors such as undescended testicle(s) and history of testicular cancer.
Jérémy Dana   +3 more
doaj   +1 more source

Emerging Prognostic Biomarkers in Testicular Germ Cell Tumors: Looking Beyond Established Practice

open access: yesFrontiers in Oncology, 2018
Testicular germ cell tumors are unique among solid cancers. Historically, this disease was deadly if progressed beyond the stage I. The implementation of cisplatin-based chemotherapy regimens has drastically changed the clinical outcome of metastatic ...
Michal Chovanec   +7 more
doaj   +1 more source

Zebrafish Germ Cell Tumors [PDF]

open access: yes, 2016
Germ cell tumors (GCTs) are malignant cancers that arise from embryonic precursors known as Primordial Germ Cells. GCTs occur in neonates, children, adolescents and young adults and can occur in the testis, the ovary or extragonadal sites. Because GCTs arise from pluripotent cells, the tumors can exhibit a wide range of different histologies.
Angelica, Sanchez, James F, Amatruda
openaire   +2 more sources

Pathology of Germ Cell Tumors of the Testis

open access: yes, 2004
Background An increasing incidence of testis tumors has been noted over the second half of the 20th century. Congenital malformation of the male genitalia, prenatal risk factors, nonspecific and specific exposures in adulthood, and male infertility have ...
Charles J. Davis, Isabell A. Sesterhenn
core   +1 more source

Multi‐Technique Integration Identifies O‐GlcNAc Transferase in Fibroblast‐Like Synoviocytes as a Therapeutic Target for Rheumatoid Arthritis

open access: yesAdvanced Science, EarlyView.
AI‑guided single‑cell transcriptomics identifies OGT as a key regulator enriched in rheumatoid arthritis fibroblast‑like synoviocytes (RA‐FLSs). Inflammatory stimuli activate the OGT–SAP130 axis, which modulates the H3K27ac/H3K27me3 balance and epigenetically silences BTG2, promoting aggressive transformation of RA‑FLSs.
Duoli Xie   +14 more
wiley   +1 more source

Gastrointestinal Involvement of Testicular Germ Cell Tumor: A Case Report and Literature Review

open access: yesCase Reports in Gastrointestinal Medicine, 2017
Testicular germ cell tumors (GCT) are the commonest solid tumors in young men. Typical presentation is with painless scrotal swelling; however, symptoms related to complications or metastasis may be the initial presentation.
Oluwaseun Shogbesan   +5 more
doaj   +1 more source

Psychiatric manifestations as initial presentation for pediatric CNS germ cell tumors, a case series [PDF]

open access: yes, 2016
CNS germ cell tumors account for 3% of all pediatric brain tumors in the US. Presenting symptoms are typically location based with pineal tumors presenting with obstructive hydrocephalus and suprasellar tumors with hypothalamic/pituitary dysfunction and ...
Khakoo,   +6 more
core   +1 more source

Chronic Stress Promotes Gastric Cancer Metastasis by Inducing Microbiota‐Associated Kynurenine Accumulation and Macrophage Remodeling

open access: yesAdvanced Science, EarlyView.
Chronic stress reshapes the gut microbiota and enriches Lactobacillus reuteri, promoting microbiota‐associated kynurenine accumulation through altered tryptophan metabolism. Kynurenine drives immunosuppressive remodeling of tumor‐associated macrophages through TNFR2–C/EBPβ signaling, thereby enhancing gastric cancer dissemination.
Sicheng Zhao   +9 more
wiley   +1 more source

Expanding Genetic Code to Generate Human Brain Organoids with Both Vasculature and Microglia‐Like Cells

open access: yesAdvanced Science, EarlyView.
Using genetic code expansion, we engineered vascularized human cerebral organoids (vhCOs) with microglia‐like cells and blood‐brain barrier features. vhCOs recapitulate neurovascular interactions, regional identities, and neuronal subtypes resembling the fetal brain.
Haishuang Lin   +7 more
wiley   +1 more source

The differentiation status of primary gonadal germ cell tumors correlates inversely with telomerase activity and the expression level of the gene encoding the catalytic subunit of telomerase

open access: yesBMC Cancer, 2002
Background The activity of the ribonucleoprotein enzyme telomerase is detectable in germ, stem and tumor cells. One major component of telomerase is human telomerase reverse transcriptase (hTERT), which encodes the catalytic subunit of telomerase.
Schulze Wolfgang   +8 more
doaj   +1 more source

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