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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Bone and soft tissue sarcomas, tumors of the skin</journal-id><journal-title-group><journal-title xml:lang="en">Bone and soft tissue sarcomas, tumors of the skin</journal-title><trans-title-group xml:lang="ru"><trans-title>Саркомы костей, мягких тканей и опухоли кожи</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2219-4614</issn><issn publication-format="electronic">2782-3687</issn><publisher><publisher-name xml:lang="en">Publishing House ABV Press</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">240</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en"><italic>KIT, GNAQ, BRAF </italic>AND<italic> RAS </italic>ONCOGENE MUTATIONS IN PATIENTS WITH UVEAL MELANOMA</article-title><trans-title-group xml:lang="ru"><trans-title>Мутации в генах <italic>KIT, GNAQ, BRAFn RASy </italic>больных увеальной
меланомой</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name><surname>Ковчина</surname><given-names>К. М.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Беляков</surname><given-names>К. С.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Лихванцева</surname><given-names>В. Т.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Анурова</surname><given-names>О. А.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Мазуренко</surname><given-names>ЯМ. ..</given-names></name><address><country country="RU">Russian Federation</country></address><email>nnmazurenko@mail.com</email></contrib><contrib contrib-type="author"><name><surname>Kovchina</surname><given-names>K. I.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Beliakov</surname><given-names>I. S.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Likhvantseva</surname><given-names>V. G.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Anurova</surname><given-names>O. A.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib><contrib contrib-type="author"><name><surname>Mazurenko</surname><given-names>N. N.</given-names></name><address><country country="RU">Russian Federation</country></address></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="ru">Российский онкологический научный центр имени Н.Н. Блохина РАМН</institution></aff><aff><institution xml:lang="en">N.N. Blokhin Russian Cancer Research Center, Russian Academy of Medical Sciences</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="ru">Центральная клиническая больница РАН</institution></aff><aff><institution xml:lang="en">Central Clinical Hospital of RAS</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2011-07-11" publication-format="electronic"><day>11</day><month>07</month><year>2011</year></pub-date><volume>3</volume><issue>3</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>48</fpage><lpage>52</lpage><history><date date-type="received" iso-8601-date="2022-01-11"><day>11</day><month>01</month><year>2022</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2011, ., ., ., ., ., Kovchina K.I., Beliakov I.S., Likhvantseva V.G., Anurova O.A., Mazurenko N.N.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2011, Ковчина К.М., Беляков К.С., Лихванцева В.Т., Анурова О.А., Мазуренко Я..., Kovchina K., Beliakov I., Likhvantseva V., Anurova O., Mazurenko N.</copyright-statement><copyright-year>2011</copyright-year><copyright-holder xml:lang="en">., ., ., ., ., Kovchina K.I., Beliakov I.S., Likhvantseva V.G., Anurova O.A., Mazurenko N.N.</copyright-holder><copyright-holder xml:lang="ru">Ковчина К.М., Беляков К.С., Лихванцева В.Т., Анурова О.А., Мазуренко Я..., Kovchina K., Beliakov I., Likhvantseva V., Anurova O., Mazurenko N.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://sarbon.abvpress.ru/jour/article/view/240">https://sarbon.abvpress.ru/jour/article/view/240</self-uri><abstract xml:lang="en"><p>Uveal melanoma is the most frequent neoplasm of the eyes (UM). Oncogenes <italic>BRAF </italic>and<italic> NRAS </italic>are frequently mutated in melanoma of the skin, but rarely in uveal melanoma. Recently it was shown that oncogenes <italic>KIT </italic>and<italic> GNAQ </italic>are activated in uveal melanoma, but rarely mutated in skin melanoma. Mutation of the gene <italic>GNAQ </italic>is the first specific mutation in uveal melanoma. New oncogene <italic>GNAQ </italic>encodes the alpha subunit of heterotrimeric G-proteins with GTPase activity. Mutant form <italic>GNAQ </italic>protein unable to hydrolyze GTP leads to constitutive activation <italic>GNAQ </italic>and MAP-kinase cascade. The genomic analysis is necessary for specific target therapy of patients with advanced uveal melanoma. Thus, imatinib mesylate was recommended for treatment of UM patients with <italic>KIT</italic> mutations, while vemurofenib was suggested for treatment of UM patients with <italic>BRAF </italic>mutations (V600E).
The aim of our study was to determine the mutations in oncogenes <italic>BRAF, NRAS, KRAS, KIT </italic>and<italic> GNAQ </italic>in DNA from uveal melanoma. Tumor DNA was isolated from fresh tumor tissue obtained during operation of 17 patients with UM. All tumor tissues were histologically verified. For mutation analysis tumor DNA was amplified in PCR with primers to the sites of the most frequent mutations in followed with the sequencing of the PCR products. There were no mutations found in oncogenes <italic>BRAF, NRAS </italic>and <italic>KRAS </italic>in UM DNA from 17 patients. Deletions in exon 11 of the gene <italic>KIT </italic>we<italic> </italic>identified in two of 17 UM cases (12%). Mutations in exon 5 <italic>GNAQ </italic>corresponding to substitutions Q209P and Q209L in <italic>GNAQ </italic>protein were found in seven cases (7/17, 41%).</p></abstract><trans-abstract xml:lang="ru"><p>Увеальная меланома (УМ) - одна из наиболее частых внутриглазных опухолей. Онкогены <italic>BRAF и NRAS </italic>- частые нарушения в меланомах кожи, однако они редко встречаются в увеальных меланомах. Напротив, мутации в онкогенах <italic>К1Ти GNAQ, </italic>выявленные в увеальных меланомах, крайне редко встречаются в меланомах кожи. Ген <italic>GNAQ </italic>кодирует альфа-субъединицу гетеротримерного G-белка с активностью ГТФазы. Мутации <italic>GNAQ </italic>лишают ГТФазу способности гидролизовать ГТФ, что приводит к ее активации и передаче сигнала на МАРК-киназный каскад. Генетический анализ УМ необходим для применения специфической молекулярно-направленной (таргетной) терапиии для лечения пациентов с метастатическими УМ. Применение иматиниб мезилата рекомендуется при наличии мутаций гена <italic>KIT, </italic>вемурофениба - при наличии мутации <italic>BRAF (V600E).</italic> <italic>Цель работы. </italic>Поиск и определение типа мутаций онкогенов <italic>BRAF, NRAS, KRAS, К1Т </italic>и<italic> GNAQ </italic>в УМ. ДНК выделяли из ткани опухолей, полученных интраоперационно от 17 пациентов с УМ. Все опухоли гистологически верифицированы. Для выявления мутаций из опухоли выделяли ДНК, амплифицировали в реакции ПЦР с праймерами к областям генов с максимальной частотой мутаций: <italic>BRAF </italic>(экзон 15), <italic>NRAS </italic>(экзон 2), <italic>KIT </italic>(экзон 11), <italic>GNAQ </italic>(экзон 5), <italic>KRAS </italic>(экзон 2). После очистки продукт ПЦР подвергали прямому секвенированию. Мутации онкогенов <italic>BRAF, NRAS </italic>не были обнаружены. В 12% (2/17) случаев обнаружены делении в 11 экзоне гена KIT. Мутации гена <italic>GNAQ </italic>в экзоне 5, соответствующие заменам Q209P and Q209L в белке <italic>GNAQ, </italic>обнаружены в 41% (7/17) случаев УМ. Впервые исследованы мутации увеальных меланом у российских пациентов</p></trans-abstract><kwd-group xml:lang="en"><kwd><italic>GNAQ</italic></kwd><kwd><italic>BRAF</italic></kwd><kwd><italic>KIT RAS</italic></kwd></kwd-group><kwd-group xml:lang="ru"><kwd>увеальные меланомы</kwd><kwd>мутации</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Анурова О.А., Лихванцева В.Г., Верещагина М.В. Изучение роли экспрессии трансмембранного рецептора CD117/c-kit в прогрессировании увеальных меланом. Вестник офтальмологии. 2007, т. 123, № 5, с. 41-44.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Беляков И.С., Анурова О.А., Снигур П.В. и соавт. Мутации KIT и клинико-морфологические особенности стромальных опухолей желудочно-кишечного тракта. Вопр. Онкол. 2007, т. 53, № 6, с. 667-681.</mixed-citation></ref><ref id="B3"><label>3.</label><mixed-citation>Возный Э.К., Белоногов А.В. Меланома некожных локализаций. 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