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Mammary tumors

Canine mammary tumors: quantitative morphological and genetic studies

Canine mammary tumors: quantitative morphological and genetic studies

... canine mammary gland is a unique organ, undergoing extensive remodeling and differentiation during the entire reproductive life of female dogs (Santos et ...canine mammary gland are linked to a high risk of ...

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Expression of glutathione, glutathione peroxidase and glutathione S-transferase pi in canine mammary tumors

Expression of glutathione, glutathione peroxidase and glutathione S-transferase pi in canine mammary tumors

... Background: Glutathione (GSH) is one of the most important agents of the antioxidant defense system of the cell because, in conjunction with the enzymes glutathione peroxidase (GSH-Px) and glutathione S transferase pi ...

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Survey radiography and computerized tomography imaging of the thorax in female dogs with mammary tumors

Survey radiography and computerized tomography imaging of the thorax in female dogs with mammary tumors

... malignant mammary tumors [2,3], with the latter occurring most frequently ...13 mammary carcinomas and 6 malignant mixed ...benign tumors (mammary adenoma and benign mixed tumor) that ...

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Altered oxidative stress and carbohydrate metabolism in canine mammary tumors

Altered oxidative stress and carbohydrate metabolism in canine mammary tumors

... Jagadeesan et al. [32] also observed decreased levels of glucose-6-phosphatase and F-1, 6-bisphos- phatase in the liver of patients with breast cancer. Similar results were observed in our study in canine mammary ...

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Immunohistochemical and molecular expression of laminin-332 gamma-2 chain in canine mammary tumors

Immunohistochemical and molecular expression of laminin-332 gamma-2 chain in canine mammary tumors

... canine mammary cancer were investigated to evaluate the immunohistochemical distribution of the γ2 chain of ...normal mammary tissues using quantitative ...in tumors with the worst ...canine ...

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BI-RADS classification and gray level histogram of malignant mammary tumors in bitches

BI-RADS classification and gray level histogram of malignant mammary tumors in bitches

... malignant mammary tumors, especially mixed carcinomas, can develop cartilage islands and/or mineralized areas (Jones et ...with mammary neoplasia of epithelial origin is malignant hypercalcemia, ...

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MicroRNA and cancer: a focus on mammary tumors in female dogs

MicroRNA and cancer: a focus on mammary tumors in female dogs

... ABSTRACT: Mammary tumors are the most frequent tumors reported in female dogs and have great relevance in veterinary oncology; however, little is known about the molecular mechanisms involved in the ...

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Efficacy of fine needle aspiration in the diagnosis of spontaneous mammary tumors

Efficacy of fine needle aspiration in the diagnosis of spontaneous mammary tumors

... The cytopathology exam has been utilized to diagnose mammary disorders in female dogs. The success of cytopathology results depends on, among other factors, the diagnostic accuracy of the exam. The present study ...

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The maspin expression in canine mammary tumors: An immunohistochemical and molecular study

The maspin expression in canine mammary tumors: An immunohistochemical and molecular study

... canine mammary tumors (WHO ...canine mammary tumors (Marioni et ...Normal mammary gland tissue from 10 female dogs euthanized at the Zoonosis Control Center were used as a pool control ...

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Effects of Ginkgo biloba on chemically-induced mammary tumors in rats receiving tamoxifen

Effects of Ginkgo biloba on chemically-induced mammary tumors in rats receiving tamoxifen

... The results of the present study showed that treatment with TAM and GbE for 4 weeks induced an outstanding decrease in tumor volume, but complete regression of the tumor was not accomplished. Indeed, islands of ER- ...

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Prevalence of the Prefoldin Subunit 5 Gene Deletion in Canine Mammary Tumors.

Prevalence of the Prefoldin Subunit 5 Gene Deletion in Canine Mammary Tumors.

... Mammary tumors represent the majority of neoplastic diseases in female dogs, constituting over 40% of all female canine tumors ...canine tumors exhibit myoepithelial cell proliferation ...

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Retrospective review and systematic study of mammary tumors in dogs and characteristics of the extracellular matrix

Retrospective review and systematic study of mammary tumors in dogs and characteristics of the extracellular matrix

... of mammary tumors in dogs in the records at the Pathology Department of Faculdade de Medicina Veterinária – USP, as well as the presence of desmoplasia and cartilaginous and bone metaplasia in 578 of these ...

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DNA flow cytometry of canine mammary tumors: comparative aspects with human breast tumors

DNA flow cytometry of canine mammary tumors: comparative aspects with human breast tumors

... malignant tumors were aneuploid, and 100% of benign were ...canine mammary tumors: ...malignant mammary tumors was 31%, and all the 14 benign tumors were diploid (Scanziani, ...

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Immunohistochemical detection of estrogen receptors in canine mammary tumors

Immunohistochemical detection of estrogen receptors in canine mammary tumors

... Mammary tumors are among the most common neoplasms in intact female ...the mammary tumors in dogs are malignant ...canine mammary tumors and to identify their association with ...

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MMTV-Wnt1 and -DeltaN89beta-catenin induce canonical signaling in distinct progenitors and differentially activate Hedgehog signaling within mammary tumors.

MMTV-Wnt1 and -DeltaN89beta-catenin induce canonical signaling in distinct progenitors and differentially activate Hedgehog signaling within mammary tumors.

... Wnt1 tumors and Ihh has been proposed to regulate proliferation of progenitors from stem cells via regulation of p63 isoform expression and to promote human mammosphere formation, considered to be a surrogate in ...

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Differentiation generates paracrine cell pairs that maintain basaloid mouse mammary tumors: proof of concept.

Differentiation generates paracrine cell pairs that maintain basaloid mouse mammary tumors: proof of concept.

... basaloid tumors with basaloid tumors induced by carcinogen administration (Kim, Roopra and Alexander, submitted), they look remarkably similar (by histopathology, flow cytometric immunophenotypes, and ...

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Assessment of cell proliferation and prognostic factors in canine mammary gland tumors

Assessment of cell proliferation and prognostic factors in canine mammary gland tumors

... canine mammary tumors and indicates that the criteria used for this assessment should be well standardized and ...canine mammary gland tumors, as well as of human breast ...canine ...

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Morphological Aspects and Immunophenotypic Profiles of Mammary Carcinomas in Benign-Mixed Tumors of Female Dogs

Morphological Aspects and Immunophenotypic Profiles of Mammary Carcinomas in Benign-Mixed Tumors of Female Dogs

... The rates of the immunophenotypic profile of the car- cinomatous component (luminal A—41.4%; Basal-like— 27.6%) are similar to those reported in other immunohisto- chemical studies in a variety of mammary ...

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Tubulopapillary carcinoma of the mammary gland in a maned wolf (Chrysocyon brachyurus): histopathological and immunophenotypical analysis

Tubulopapillary carcinoma of the mammary gland in a maned wolf (Chrysocyon brachyurus): histopathological and immunophenotypical analysis

... the mammary gland are well-known and common in canines, but they are rare in wildlife and exotic species (Carpenter et ...1980). Mammary tumors have been reported previously in a European pine marten ...

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Luís Manuel Redondo Raposo

Luís Manuel Redondo Raposo

... For the purpose of this work, 96 mammary tumors from 78 female dogs were collected (see table A.1 in the appendix). From these, only two samples originated cell lines with at least 100 passages that were ...

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