نتایج جستجو برای: sarcomas

تعداد نتایج: 6462  

Journal: :Annals of Pathology and Laboratory Medicine 2022

Uterine sarcomas are rare female genital tract malignancies. Mullerian adenosarcoma is a biphasic malignant mesenchymal tumor comprising of benign glandular and (usually low grade) stromal component, both which integral neoplastic constituents the tumor.[1] This represents less than 8% uterine sarcomas. About 200 cases have been reported in literature so far [2] 22 case were from India. Adenosa...

Journal: :Journal of bone oncology 2021

Bone sarcomas are rare tumour entities that arise from the mesenchyme most of which highly heterogeneous at cellular, genetic and epigenetic levels. The three main types osteosarcoma, Ewing sarcoma, chondrosarcoma. These oncological characterised by high morbidity mortality an absence significant therapeutic improvement in last four decades. In field oncology, vitro cultures cancer cells have b...

Journal: :Future oncology 2013
Joshua D Schiffman

Sarcomas are thought to originate from mes-enchymal tissue, and account for 1% of adult solid malignancies and over 20% of pediatric solid malignances. Nearly 11,000 people in the USA and 200,000 people in the world will be diagnosed with sarcomas each year [101]. When they metastasize, sarcomas typically have a very poor outcome. Unlike other types of tumors, the molecular basis and accompanyi...

Journal: :AME surgical journal 2022

Objective: This is a narrative review on the state of art multidisciplinary treatment metastatic sarcomas. We aim to report and analyze indications chemo-radio surgical currently suggested by results principal studies reported in literature.

Journal: :The oncologist 2008
Jaap Verweij

Despite extensive research efforts over the past two decades to identify effective agents for the treatment of soft tissue sarcomas, few agents are available, and with modest utility. There is a high unmet medical need to develop novel therapies for the treatment of patients with soft tissue sarcomas. Clinical trials for soft tissue sarcomas should be optimally designed, and it is crucial that ...

Journal: :Clinical orthopaedics and related research 2008
David E Joyner Albert J Aboulafia Timothy A Damron R Lor Randall

Modulation of apoptosis may influence sarcoma pathogenesis and/or aggressiveness. The Fas death pathway, mediated by FasL or TGFbeta, is one of two apoptotic pathways. Recent studies report that EGF can modulate TGFbeta and/or FasL expression/activity; thus, EGF has the potential to influence activation of the Fas pathway. EGF is not always detectable in mesenchymal tumors; therefore, we hypoth...

2013
Ernest K Amankwah Anthony P Conley Damon R Reed

Sarcomas are cancers arising from the mesenchymal layer that affect children, adolescents, young adults, and adults. Although most sarcomas are localized, many display a remarkable predilection for metastasis to the lungs, liver, bones, subcutaneous tissue, and lymph nodes. Additionally, many sarcoma patients presenting initially with localized disease may relapse at metastatic sites. While loc...

Journal: :Cancer research 2002
Zhongqiu Zhang Jie Li Laura E Lantry Yian Wang Roger W Wiseman Ronald A Lubet Ming You

p53 Transgenic mice were crossed with C57BL/6J mice to investigate whether a germ-line mutation in the p53 gene predisposes for tumorigenesis in mice. (C57BL/6J x UL53-3) F(1) mice were treated with 1,2-dimethylhydrazine (DMH), a colon carcinogen. The presence of a mutant p53 led to an increased incidence or multiplicity of uterine sarcomas, colon carcinomas, lung adenomas, and hepatomas in DMH...

Journal: :Journal of cellular physiology 2012
Bruno Vincenzi Daniele Santini Gaia Schiavon Anna Maria Frezza Marianna Silletta Pierfilippo Crucitti Paolo Casali Angelo P Dei Tos Sabrina Rossi Sergio Rizzo Giuseppe Badalamenti Rosa Maria Tomasino Antonio Russo James E Butrynski Giuseppe Tonini

Soft tissue sarcomas are aggressive tumors representing <1% of all adult neoplasms. Aim of our study was to evaluate promyelocytic leukemia gene expression value as prognostic factor and as a factor predicting response to alkylating agents/antracycline-based first line therapy. One hundred eleven patients affected by locally advanced and metastatic soft tissue sarcoma were selected. PML express...

Journal: :Cancer research 2007
Audrey C Shor Elizabeth A Keschman Francis Y Lee Carlos Muro-Cacho G Douglas Letson Jonathan C Trent W Jack Pledger Richard Jove

Sarcomas are rare malignant mesenchymal tumors for which there are limited treatment options. One potential molecular target for sarcoma treatment is the Src tyrosine kinase. Dasatinib (BMS-354825), a small-molecule inhibitor of Src kinase activity, is a promising cancer therapeutic agent with p.o. bioavailability. Dasatinib exhibits antitumor effects in cultured human cell lines derived from e...

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