Search results for “tumor”

About 100 results in articles

Open Access Pub publishes peer-reviewed, free-to-read open-access articles. Showing articles matching tumor — open any to read the full text, or download the PDF or XML.

Non-Specific Steroid Cell Tumor of The Ovary: Case Report And Review of The Literature

Dec 2022 DOI 10.14302/issn.2574-4526.jddd-22-4151
M. DarouichiCorresponding author

Steroid cell tumors of the ovary are particularly rare, secreting sex hormones, characterized by steroid cell proliferation and represent only 0.1% of all ovarian tumors. They are classified into three subtypes according to their cell of origin: stromal luteoma, Leydig cell tumors and a third subtyp…

Evolution of the Solid Human Tumor Cells Properties in Various Experimental Systems in Vitro

Jan 2022 DOI 10.14302/issn.2372-6601.jhor-22-4061
Anna B. DanilovaCorresponding author

Background Human malignant cell models which reflect the structural and physiological complexity of tumor tissue are of great importance for preclinical research in oncology. Spheroids/tumoroids derived from solid tumors are of great interest as cellular models mimicking the first vascular-free grow…

Intracranial Tumor Presenting as Raymond Syndrome in a Pediatric Patient

Nov 2021 DOI 10.14302/issn.2470-0436.jos-21-4003
Danica Tomas-EstebanCorresponding author

This is a case of a pediatric patient who presented with a sudden onset of right abducens nerve palsy with contralateral hemiplegia with no facial paralysis. With the constellation of symptoms aided by the presence of enhancing pontine mass on magnetic resonance imaging, the presence of diffuse intr…

Investigation of Neoplastic Cells in the Bone Marrow of Female Dogs with Mammary Gland Tumors

Jul 2020 DOI 10.14302/issn.2575-1212.jvhc-20-3434
Pamela R.R. MoreiraCorresponding author

Background The mammary glands are the second most common tumor development site in female dogs. One of the ways of staging such tumors is to evaluate the presence or absence of distant metastasis, including in bone marrow. Such findings in human medicine are associated with poor survival of women wi…

Identity Crisis - Common Tumors in Exceptional Locations, A Case Series

May 2020 DOI 10.14302/issn.2641-4538.jphi-20-3289
Thilaga RajendranCorresponding author

Mucoepidermoid carcinoma (MEC) accounts for only 5% of all salivary gland tumors and is most often seen in the parotid glands. MEC occurrence in the larynx is, however, rare. The incidence of primary squamous cell carcinoma (SCC) of salivary glands is also scarce and comprises only about 1.6% of all…

Sustained Clinical Response of Pseudotumoral Lesion of the Central Nervous System in Behcet's Disease After Treatment with Infliximab. Case Report.

Feb 2020 DOI 10.14302/issn.2641-5518.jcci-20-3166
Joseph Bruno Bidin BrooksCorresponding author

This case documents a pseudotumoral CNS lesion in Behcet's disease with sustained response to infliximab therapy. Clinical evolution, neuroimaging changes, and rationale for TNF‑alpha inhibition are detailed. The report supports considering biologic therapy for refractory neuro‑Behcet manifestations…

Relationship Between the Immunodetection of Alpha-Smooth Muscle Actin and the Aggressiveness of Mammary Papillar Tumors in Female Dog

Dec 2019 DOI 10.14302/issn.2575-1212.jvhc-19-3101
Pamela Rodrigues Reina MoreiraCorresponding author

Papillary carcinoma is a mammary neoplasia of women and female dogs characterized by papillary fibrovascular projections lined by epithelial cells. Evaluation on the biology of these tumors can be done by immunohistochemistry through detection of alpha-smooth muscle actin protein in the papillary my…

Perspectives on Sub–Nanometer Level of Electronic Structure of the Synchrotron with Mendelevium Nanoparticles for Elimination of Human Cancer Cells, Tissues and Tumors Treatment Using Mathematica 12.0

Nov 2019 DOI 10.14302/issn.2642-3146.jec-19-3072
Alireza HeidariCorresponding author

Mendelevium nanoparticles absorb energy of descendent light and generate some heat in the particle. The generated heat transferred to the surrounding environment and leads to increase in temperature of adjacent points to nanoparticles. Heat variations can be obtained by heat transfer equation. In th…

Genes in Tumor Formation

Oct 2019 DOI 10.14302/issn.2372-6601.jhor-19-2986
Isolde RiedeCorresponding author

With the definition of four gene classes, all differences between tumor cells and normal cells can be explained. Proliferative mutations induce a shortcut, forcing the cell to divide. They allow replication without control, induce somatic pairing defects of chromosomes and genome instability. Intact…

Cardiac Inflammatory Pseudotumors in Behçet’s Disease

May 2019 DOI 10.14302/issn.2329-9487.jhc-19-2787
Salem BouomraniCorresponding author

Introduction Cardiac non-specific inflammatory pseudotumors (NSIPT) are exceptionally associated to Behçet's disease (BD) and represent a real diagnostic and therapeutic challenge. The meaning and the mechanisms of this association are not yet well understood. The purpose of this paper is to study t…

A Case of Collision Tumor of MALT Lymphoma and Poorly Differentiated Adenocarcinoma Diagnosed Incidentally After Appendectomy for a Clinical Presentation of Acute Appendicitis.

Jan 2019 DOI 10.14302/issn.2641-5518.jcci-18-2552
T KaraCorresponding author Department of Pathology, Mersin University Medical School, Mersin, Turkey

This report presents a case of collision tumors of low-grade B-cell lymphoma and poorly differentiated adenocarcinoma in the caceum of a 63-year-old woman. Lymphoma was diagnosed incidentally after appendectomy for a clinical presentation of acute appendicitis. Imaging follow-up demonstrated mesente…

Hepatic Tuberculosis of Pseudotumor Form

Mar 2018 DOI 10.14302/issn.2578-2371.jslr-18-1994
Meriam SabbahCorresponding author Department of gastroenterology, Habib Thameur Hospital, Tunis, Tunisia.

Tuberculosis involving the liver in the absence of active pulmonary tuberculosis is very rare. The inflammatory pseudotumoral form is an entity difficult to diagnose. We report a case of an inflammatory pseudotumor of the liver due to tuberculosis, who didn’t underwent hepatectomy because of the siz…

Study of VCAM-1 Gene Expression in Normal and Tumoral Tissues in Patients with Colorectal Cancer

Nov 2017 DOI 10.14302/issn.2576-6694.jbbs-17-1744
Frouzandeh MahjoubiCorresponding author

Aim: Colorectal cancer is one of the most commonly diagnosed cancers in the world. Cell adhesion molecules play an important role in the progression of various cancers. It has been shown that the high level expression of some Cell adhesion molecule could be a new diagnostic factor for several cancer…

Left Brachiocephalic Vessel Venous Tumor Thrombus in a Laryngeal Cancer Patient Detected with PET-CT Imaging

Aug 2017 DOI 10.14302/issn.2379-8572.joa-17-1672
Pelin Ozcan KaraCorresponding author

Accurate diagnosis of tumor thrombus and distinguishing benign thrombus from tumor thrombus avoid unnecessary anticoagulant treatment of oncological patients and it is important for patient management. In this case report, the role of FDG PET/CT in the presentation of a suspicious tumor thrombus in…

Non-Syndromic Multiple Keratocystic Odontogenic Tumor: A Case Report

Aug 2017 DOI 10.14302/issn.2379-8572.joa-17-1668
Safoura SeifiCorresponding author

A Keratocystic Odontogenic Tumor (KCOT) is a benign odontogenic lesion that is well-known for its histopathological features and invasive clinical behaviors. KCOTs may be non-syndromic or syndromic, and the syndromic type presents a higher risk of recurrence and invasive behaviors. Non-syndromic KCO…

Journal of Neoplasms Open Access

Tumor Growth Dynamics: Dietary Fish Oil Induced Inhibition of Human Breast Carcinoma Growth, A Phenomenon of Reduced Cellular DNA Synthesis or Increased Cell Loss?

Jul 2017 DOI 10.14302/issn.2639-1716.jn-17-1495
Michael J GonzalezCorresponding author

Diets high in unsaturated fatty acids, especially those containing high levels of linoleic acid, e.g., corn oil, enhance mammary gland tumorigenesis in experimental animals. In contrast, diets high in long-chain polyunsaturated fatty acids such as eicosapentaenoic (EPA) and docosahexaenoic (DHA), e.…

Psychopathology of Brain Frontal Lobe Tumors : When the Neurosurgery Meets Psychiatry

May 2017 DOI 10.14302/issn.2694-1201.jsn-17-1470
Domenico ChirchigliaCorresponding author Professor of Department of Neurosurgery, University of Catanzaro

Brain tumors occur when abnormal cells form within the brain.There are two main types of tumors: malignant and benign tumors. Then, tumors can be divided into primary that start within the brain, and secondary tumors that have spread from somewhere else, known as brain metastasis tumors. Secondary b…

Cytoplasmic Retention of CDC6 Induces Premature Senescence in Immortalized Cells and Suppresses Tumor Formation in Mice

Jun 2016 DOI 10.14302/issn.2372-6601.jhor-16-1125
Jun-ya KatoCorresponding author

Senescence is a powerful mechanism that prevents the development of tumors in vivo; however, once tumors are formed, most are refractory to senescence in response to oncogenic stress. Therefore, a novel pathway leading to senescence is required. We herein demonstrated that the cell cycle regulator C…

Metastatic Malignant Peripheral Nerve Sheath Tumor to the Thyroid

Dec 2015 DOI 10.14302/issn.2574-4496.jtc-15-779
Xiaoqi LinCorresponding author

It is extremely rare that sarcomas metastasize to the thyroid. We report a case of a 49 year old male with malignant peripheral nerve sheath tumor (MPNST) metastatic to the thyroid that was diagnosed by ultrasound guided fine needle aspiration (FNA). The FNA cytology showed numerous loosely cohesive…

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