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<article article-type="research-article" dtd-version="1.3" 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" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">morpho</journal-id><journal-title-group><journal-title xml:lang="ru">Морфологические ведомости</journal-title><trans-title-group xml:lang="en"><trans-title>Morphological newsletter</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1812-3171</issn><issn pub-type="epub">2686-8741</issn><publisher><publisher-name>Private Medical University REAVIZ</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">morpho-595</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ ИССЛЕДОВАНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>RESEARCH ARTICLES</subject></subj-group></article-categories><title-group><article-title>МОРФОЛОГИЯ КОСТНОЙ ТКАНИ ПРИ ДЕЙСТВИИ ХИМИЧЕСКИХ КОМПОНЕНТОВ МЕДНО-ЦИНКОВОЙ КОЛЧЕДАННОЙ РУДЫ В ЭКСПЕРИМЕНТЕ</article-title><trans-title-group xml:lang="en"><trans-title>THE MORPHOLOGY OF BONE TISSUE UNDER THE ACTION OF CHEMICAL COMPONENTS OF COPPER-ZINC PYRITE ORE IN EXPERIMENT</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Курамшина</surname><given-names>Гульназ Ришатовна</given-names></name><name name-style="western" xml:lang="en"><surname>Kuramshina</surname><given-names>Gul'naz R.</given-names></name></name-alternatives><bio xml:lang="ru"><p>аспирант кафедры биологической химии</p></bio><bio xml:lang="en"><p>Postgraduate Student of the Department of Biological Chemistry</p></bio><email xlink:type="simple">tabletkadg@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Мусина</surname><given-names>Ляля Ахияровна</given-names></name><name name-style="western" xml:lang="en"><surname>Musina</surname><given-names>Lyalya A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор биологических наук, ведущий научный сотрудник отдела морфологии</p></bio><bio xml:lang="en"><p>Doctor of Biological Sciences, Leading Researcher of the Department of Morphology</p></bio><email xlink:type="simple">morphoplant@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Фаршатова</surname><given-names>Екатерина Рафаэлевна</given-names></name><name name-style="western" xml:lang="en"><surname>Farshatova</surname><given-names>Ekaterina R.</given-names></name></name-alternatives><bio xml:lang="ru"><p>профессор, доктор медицинских наук, профессор кафедры патологической физиологии</p></bio><bio xml:lang="en"><p>Full Professor, Doctor of Medical Sciences, Professor of the Department of Pathological Physiology</p></bio><email xlink:type="simple">farshatova-ekaterina@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Камилов</surname><given-names>Феликс Хусаинович</given-names></name><name name-style="western" xml:lang="en"><surname>Kamilov</surname><given-names>Feliks Kh.</given-names></name></name-alternatives><bio xml:lang="ru"><p>профессор, доктор медицинских наук, профессор кафедры биологической химии</p></bio><bio xml:lang="en"><p>Full Professor, Doctor of Medical Sciences, Professor of the Department of Biological Chemistry</p></bio><email xlink:type="simple">bro-raops@yandex.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Башкирский государственный медицинский университет, Уфа</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Bashkir State Medical University, Ufa</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Всероссийский центр глазной и пластической хирургии, Уфа</institution><country>Россия</country></aff><aff xml:lang="en"><institution>All-Russian Center of Eye and Plastic Surgery, Ufa</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>05</day><month>07</month><year>2021</year></pub-date><volume>29</volume><issue>2</issue><fpage>34</fpage><lpage>43</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Курамшина Г.Р., Мусина Л.А., Фаршатова Е.Р., Камилов Ф.Х., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Курамшина Г.Р., Мусина Л.А., Фаршатова Е.Р., Камилов Ф.Х.</copyright-holder><copyright-holder xml:lang="en">Kuramshina G.R., Musina L.A., Farshatova E.R., Kamilov F.K.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.morpholetter.com/jour/article/view/595">https://www.morpholetter.com/jour/article/view/595</self-uri><abstract><p>Болезни костно-мышечной системы у горняков, добывающих руду цветных металлов, занимают высокое место среди заболеваний с временной утратой трудоспособности. В крови, ротовой жидкости, твердых зубных отложениях, волосах у них определяются высокие концентрации эссенциальных и токсичных элементов, содержащихся в рудах, чем у работников других профессий горно-обогатительных комбинатов. Это свидетельствует о поступлении в организм и накоплении металлов из промышленной аэрозоли рабочей зоны в тканях. Остеопороз у горняков выявляется значительно чаще и имеет корреляционную связь со стажем работы. Цель исследования - изучение гистологической картины и ультраструктуры костной ткани экспериментальных животных при длительном воздействии элементов медно-цинковой руды. Эксперименты проведены на 36 половозрелых самцах крыс. Животные опытной группы ежедневно получали внутрижелудочно суспензию порошка медно-цинковой колчеданной руды в 2% растворе крахмала в течение трех месяцев из расчета 60мг/100г массы. Через 1, 2 и 3 месяца у животных выделяли бедренные кости, изучали в них содержание Ca, Mg, Fe, Mn, Cr, Sr, Cu, Zn, Pb, Cd, Hg методом атомно-абсорбционной спектрометрии, гистологические и электронно-микроскопические изменения структуры диафиза и эпифиза, морфометрические показатели (суммарную площадь костных балок, поперечный размер костных трабекул и толщину суставного хряща, количество остеоцитов и остеонов диафиза в поле зрения). Установлено, что длительная интоксикация комплексом элементов, содержащихся в медно-цинковой колчеданной руде, вызывает в трубчатых костях экспериментальных животных нарушения ультраструктуры и микро-архитектоники пластинчатой и губчатой кости. Выявляются деструкция внутриклеточных органелл остеоцитов, вплоть до их разрушения, рассасывания и истончения костных пластинок, усиление резорбции с образованием узуров, снижение костеобразования, которые нарастают с увеличением длительности интоксикации. Таким образом длительная интоксикация комплексом элементов, содержащихся в медно-цинковой колчеданной руде, путем ежедневного введения малых доз суспензии порошка руды вызывает в трубчатых костях экспериментальных животных существенные нарушения ультраструктуры и микро-архитектоники пластинчатой и губчатой костной ткани.</p></abstract><trans-abstract xml:lang="en"><p>Diseases of the musculoskeletal system in miners who mine non-ferrous metal ores rank high among diseases with temporary disability. In their blood, oral fluid, hard dental deposits, hair, they have high concentrations of essential and toxic elements contained in ores than in workers of other professions of mining and processing plants. This indicates the entry into the body and accumulation of metals from the industrial aerosol of the working area in the tissues. Osteoporosis in miners is detected much more often and has a correlation with work experience. The aim of the investigation was to study the histological picture and ultrastructure of the bone tissue of experimental animals under prolonged exposure to elements of copper-zinc ore. The experiments were carried out on 36 male rats. Animals of the experimental group received daily intragastrically the suspension of copper-zinc pyrite ore powder in 2% starch solution for three months at the rate of 60 mg/100 g of weight. After 1, 2 and 3 months, the femurs were extracted and the content of Ca, Mg, Fe, Mn, Cr, Sr, Cu, Zn, Pb, Cd, Hg in them was studied by atomic absorption spectrometry and also histologically and by electronic microscopy the changes of the structures of the diaphysis and epiphysis including the morphometric parameters (total area of ​​bone trabeculae, transverse size of bone trabeculae and thickness of the articular cartilage, the number of osteocytes and osteons of the diaphysis in the field of view). It has been established that long-term intoxication with a complex of elements contained in copper-zinc pyrite ore causes disruptions in the ultrastructure and micro-architectonics of the lamellar and cancellous tissue in the tubular bones of experimental animals. The destruction of intracellular organelles of osteocytes is revealed, up to their destruction, resorption and thinning of bone plates, increased resorption with the formation of bone erosion, a decrease in bone formation, which increase with an increase in the duration of intoxication. Thus, prolonged intoxication with a complex of elements contained in copper-zinc pyrite ore, by daily medication of small doses of a suspension of ore powder, causes significant disruption of the ultrastructure and micro-architectonics of lamellar and cancellous tissue in the tubular bones of experimental animals.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>костная ткань</kwd><kwd>ультраструктура</kwd><kwd>гистология</kwd><kwd>интоксикация</kwd><kwd>цветные металлы</kwd><kwd>крысы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>bone tissue</kwd><kwd>bone ultrastructure</kwd><kwd>histology</kwd><kwd>intoxication</kwd><kwd>non-ferrous metals</kwd><kwd>rats</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Askarova ZF, Chashchin VP, Denisov EI. Professional'nyy risk dlya zdorov'ya rabotnikov gornodobyvayushchikh predpriyatiy. 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