Results 61 to 70 of about 416,184 (321)

NeoUNet: Towards accurate colon polyp segmentation and neoplasm detection [PDF]

open access: yesarXiv, 2021
Automatic polyp segmentation has proven to be immensely helpful for endoscopy procedures, reducing the missing rate of adenoma detection for endoscopists while increasing efficiency. However, classifying a polyp as being neoplasm or not and segmenting it at the pixel level is still a challenging task for doctors to perform in a limited time.
arxiv  

Possible role of human ribonuclease dicer in the regulation of R loops

open access: yesFEBS Open Bio, EarlyView.
R loops play an important role in regulating key cellular processes such as replication, transcription, centromere stabilization, or control of telomere length. However, the unscheduled accumulation of R loops can cause many diseases, including cancer, and neurodegenerative or inflammatory disorders. Interestingly, accumulating data indicate a possible
Klaudia Wojcik   +2 more
wiley   +1 more source

Higher order organizational features can distinguish protein interaction networks of disease classes: a case study of neoplasms and neurological diseases [PDF]

open access: yesarXiv, 2022
Neoplasms (NPs) and neurological diseases and disorders (NDDs) are amongst the major classes of diseases underlying deaths of a disproportionate number of people worldwide. To determine if there exist some distinctive features in the local wiring patterns of protein interactions emerging at the onset of a disease belonging to either of these two ...
arxiv  

Downregulation of O‐GlcNAcylation enhances etoposide‐induced p53‐mediated apoptosis in HepG2 human liver cancer cells

open access: yesFEBS Open Bio, EarlyView.
Etoposide, a topoisomerase II inhibitor, reduces O‐GlcNAcylation in HepG2 liver cancer cells. Further inhibition of O‐GlcNAc transferase by OSMI‐1 enhanced etoposide‐induced apoptosis, lowering the IC50 for viability and increasing the EC50 for cytotoxicity.
Jaehoon Lee   +5 more
wiley   +1 more source

A Stranger in the Epididymis: Ectopic Spleen

open access: yesJournal of Urological Surgery, 2018
Splenogonadal fusion, which can be clinically confused with testicular neoplasms as they present with testicular swelling, is a rare abnormality in young adults.
Yelda Dere   +3 more
doaj   +1 more source

Leydig cell tumor of testis in a child: An uncommon presentation

open access: yesJournal of Indian Association of Pediatric Surgeons, 2017
Leydig cell tumors (LCTs) are rare testicular tumors. Incidence is 1%–3% of all testicular neoplasms, bilateral in 10%. They are frequently hormonally active, leading to feminizing or virilizing syndromes.
Madhumita Mukhopadhyay   +5 more
doaj   +1 more source

A Hierarchical Transformer Encoder to Improve Entire Neoplasm Segmentation on Whole Slide Image of Hepatocellular Carcinoma [PDF]

open access: yesarXiv, 2023
In digital histopathology, entire neoplasm segmentation on Whole Slide Image (WSI) of Hepatocellular Carcinoma (HCC) plays an important role, especially as a preprocessing filter to automatically exclude healthy tissue, in histological molecular correlations mining and other downstream histopathological tasks.
arxiv  

Testicular neoplasms occurring in four brothers. A search for a genetic predisposition

open access: yesCancer, 1985
Four brothers who developed testicular neoplasms, one bilaterally, are described. Histologic examination showed four of the tumors to be seminomas and one to be a mixed germ cell tumor. Three of the brothers are alive.
T. Gedde-dahl   +7 more
semanticscholar   +1 more source

Role of RNA modifications in carcinogenesis and carcinogen damage response

open access: yesMolecular Carcinogenesis, Volume 62, Issue 1, Page 24-37, January 2023., 2023
Abstract The field of epitranscriptomics encompasses the study of post‐transcriptional RNA modifications and their regulatory enzymes. Among the numerous RNA modifications, N6‐methyladenosine (m6A) has been identified as the most common internal modification of messenger RNA (mRNA).
Michelle Verghese   +2 more
wiley   +1 more source

Rare incidence of diffuse large B-cell lymphoma (DLBCL) with bilateral breast and testicular involvement in a male patient: A case report and review of the literature

open access: yesCurrent Problems in Cancer: Case Reports, 2022
Background: Breast lymphomas are a rare group of neoplasms that can be further categorized as Primary Breast Lymphomas (PBL) or secondary breast lymphomas.
Sarah Ayad   +3 more
doaj  

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