Results 31 to 40 of about 2,446,428 (296)

Pathological Findings in African Pygmy Hedgehogs Admitted into a Portuguese Rehabilitation Center

open access: yesAnimals, 2022
Most of the pathologies that affect hedgehogs are diagnosed postmortem; thus, it is essential to share knowledge between clinicians and pathologists in order to recognize predispositions to diseases and to establish adequate diagnostic and therapeutic ...
Gabriela Fernandes Silva   +5 more
doaj   +1 more source

Increased expression of programmed death ligand 1 (PD-L1) in human pituitary tumors [PDF]

open access: yes, 2016
PURPOSE: Subsets of pituitary tumors exhibit an aggressive clinical courses and recur despite surgery, radiation, and chemotherapy. Because modulation of the immune response through inhibition of T-cell checkpoints has led to durable clinical responses ...
Agar, Nathalie Y. R.   +13 more
core   +3 more sources

Identification of human papillomavirus DNA in cutaneous lesions of Cowden syndrome [PDF]

open access: yes, 2003
Background: Cowden syndrome (CS) or multiple hamartoma syndrome is a cancer-associated genodermatosis inherited in an autosomal dominant pattern. One of the diagnostic criteria is facial papules which are felt to be trichilemmomas, benign hair follicle ...
Burgdorf, Walter H. C.   +4 more
core   +1 more source

Accuracy of computerized tomography in determining hepatic tumor size in patients receiving liver transplantation or resection [PDF]

open access: yes, 1984
Computerized tomography (CT) of liver is used in oncologic practice for staging tumors, evaluating response to treatment, and screening patients for hepatic resection.
Bron, K   +8 more
core   +1 more source

Brain tumors induced in rats by human adenovirus type 12 [PDF]

open access: yes, 1974
Oncogenesis of human adenovirus type 12 in the brain of rats was examined. Newborn rats of Sprague-Dawley and Donryu strains were injected intracranially with human adenovirus type 12. The incidence of intracranial tumors was 91% (30/33) in
Matsuo, Keisuke   +5 more
core   +1 more source

Machine Learning Decision Tree Models for Differentiation of Posterior Fossa Tumors Using Diffusion Histogram Analysis and Structural MRI Findings. [PDF]

open access: yes, 2020
We applied machine learning algorithms for differentiation of posterior fossa tumors using apparent diffusion coefficient (ADC) histogram analysis and structural MRI findings.
Aboian, Mariam   +3 more
core   +1 more source

Epstein-Barr virus infections and DNA hybridization studies in posttransplantation lymphoma and lymphoproliferative lesions: The role of primary infection [PDF]

open access: yes, 1985
Fourteen patients who developed B cell lymphomas or lymphoproliferative lesions after kidney, liver, heart, or heart-lung transplantation in Pittsburgh during 1981-1983 had active infection with Epstein-Barr virus (EBV)of the primary (six patients ...
Andiman, W   +12 more
core   +1 more source

Tumor isoimmunity [PDF]

open access: yesExperientia, 1958
Einige neue Ergebnisse auf dem Gebiete der Tumor-Immunitat werden mit der Literatur in Einklang gebracht, und eine Hypothese zur spontanen Tumorbildung wird vorgeschlagen. Ferner wird auf die Notwendigkeit eingegangen, bei Tumor-Isoimmunitats-Experimenten Spontantumoren zu verwenden an Stelle von lange transplantierten, vonin vitro entstandenen oder ...
openaire   +2 more sources

Multimodal neuronavigation in preoperative planning and intraoperative orientation in brain tumors surgery

open access: yesUkrainian Neurosurgical Journal, 2014
Purpose. Brain tumors surgery optimization using multimodal neuronavigation (MN).Materials and methods. 443 patients with brain tumors, been operated with MN, were included in the study.
Volodymyr Rozumenko   +3 more
doaj   +1 more source

MR imaging for evaluation of lesions of the cranial vault: a pictorial essay [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2003
PURPOSE: A variety of diseases affect the calvaria. They may be identified clinically as palpable masses or incidentally in radiologic examinations. There are many diagnostic possibilities, including congenital, neoplastic, inflammatory and traumatic ...
Lázaro Amaral   +5 more
doaj   +1 more source

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