scholarly journals Determination of toxic effects of deltamethrin on the primary gill cell culture of Lake Van fish [Alburnus tarichi (Güldenstadt 1814)]

2021 ◽  
pp. 156-160
Author(s):  
Elif KAVAL OĞUZ
2020 ◽  
Vol 9 (6) ◽  
pp. 741-745
Author(s):  
Ahmet Regaib Oğuz ◽  
Elif Kaval Oğuz ◽  
Necati Özok

Abstract Lake Van fish (Alburnus tarichi Guldenstadt 1814) is the only fish that can adapt to the extreme conditions (pH 9.8 salinity 0.2% and alkalinity 151.2 meq/L) of Lake Van. In this study, it was aimed to determine the cytotoxic and genotoxic effects of chlorpyrifos (CPF) on Lake Van fish primary gill cell culture. Gill epithelium from Lake Van fish was isolated enzymatically and grown in primary culture on Leibovitz’s L-15 medium. After different doses (0.01, 0.1, 1, and 10 μM) of CPF were applied to the gill cells, the total oxidant status (TOS), total antioxidant status (TAS), malondialdehyde (MDA), and DNA damage levels (8-hydroxyguanine (8-OHdG)) were examined at the end of 24 and 48 h. It was determined that the TOS, MDA, and 8-OHdG levels increased in the cells exposed to high doses (1 and 10 μM) of CPF and the TAS was decreased (P < 0.05). It was revealed from this study that CPF administered at a dose higher than 1 μM can cause oxidative stress and DNA damage in the primary gill cell culture of Lake Van fish. In addition, the findings showed that Lake Van fish primary gill cell culture was useful in determining the effects of toxic substances likely to be the contaminants of a lake.


2020 ◽  
Vol 36 (3) ◽  
pp. 82-89
Author(s):  
O.V. Gromova ◽  
O.S. Durakova ◽  
S.V. Generalov ◽  
L.F. Livanova ◽  
O.A. Volokh

Том 36(2020) №3 стр. 82-89; DOI 10.21519/0234-2758-2020-36-3-82-89А.В. Гаева1*, О.В. Громова1, О.С. Дуракова1, С.В. Генералов1, Л.Ф. Ливанова1, О.А. Волох1 Определение специфической активности компонентов холерной химической вакцины с использованием культуры клеток 1ФКУЗ «Российский научно-исследовательский противочумный институт «Микроб»» Федеральной службы по надзору в сфере защиты прав потребителей и благополучия человека, Саратов 410005 *[email protected] Поступила - 2019-11-26; После доработки - 2020-03-16; Принята к публикации - 2020-05-15 Список литературы Описаны методы определения динамики продукции токсинов штаммом Vibrio cholerae 569B при глубинном культивировании в биореакторе и антигенной активности специфической фракции холерогена-анатоксина по анатоксинсвязыванию с использованием клеточных культур. Показана высокая степень соответствия результатов, полученных методами, применяемыми для контроля этапов производства холерной химической вакцины и рассмотренными в данной работе. Отмечено, что применение клеточной линии СНО-К1 наиболее перспективно для замены биомоделей на промежуточных этапах контроля активных компонентов холерной химической вакцины. Разработанный методический подход впервые предлагается использовать на этапах производства холерной бивалентной химической вакцины. культура клеток, Vibrio cholerae, холерная химическая вакцина, контроль производства, холера. Vol 36(2020) N 3 p. 82-89; DOI 10.21519/0234-2758-2020-36-3-82-89A.V. Gaeva1*, O.V. Gromova1, O.S. Durakova1, S.V. Generalov1, L.F. Livanova1, O.A. Volokh1 Determination of Specific Activity of Cholera Chemical Vaccine Components using Cell Culture 1Russian Research Anti-Plague Institute «Microbe» of the Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing, Saratov, 410005 *[email protected] Received - 26.11.2019; Accepted - 15.05.2020 References The methods has been described to determine the dynamics of toxin production by the Vibrio cholerae 569B strain during submerged cultivation in bioreactor and of the antigenic activity of specific choleragen anatoxin fraction by anatoxin binding levels using cell cultures. High degree of consistency was observed between the results obtained via the method under consideration and those obtained via control methods at different stages of cholera chemical vaccine production. It was shown that the CHO-K1 cell line is the most promising substitute for biomodels at the intermediate stages of control of active cholera chemical vaccine components. The developed methodological approach was first proposed for use at the stages of cholera chemical bivalent vaccine manufacturing. cell culture, Vibrio cholerae, cholera chemical vaccine, production control, cholera.


2020 ◽  
Vol 16 ◽  
Author(s):  
Ramazan Akçan ◽  
Halit Canberk Aydogan ◽  
Mahmut Şerif Yıldırım ◽  
Burak Taştekin ◽  
Necdet Sağlam

Background/aim: Use of nanomaterials in the healthcare applications increases in parallel to technological developments. It is frequently utilized in diagnostic procedures, medications and in therapeutic implementations. Nanomaterials take place among key components of medical implants, which might be responsible for certain toxic effects on human health at nano-level. In this review, nanotoxicological effects, toxicity determination of nanobiomaterials used in human body and their effects on human health are discussed. Material and Method: A detailed review of related literature was performed and evaluated as per nanomaterials and medical implants. Results and Conclusion: The nanotoxic effects of the materials applied to human body and the determination of its toxicity are important. Determination of toxicity for each nanomaterial requires a detailed and multifactorial assessment considering the properties of these materials. There are limited studies in the literature regarding the toxic effects of nanomaterials used in medical implants. Although these implants are potentially biocompatible and biodegradable, it is highly important to discuss nanotoxicological characteristics of medical implant.


Author(s):  
Elisabeth Dohmann Chang ◽  
Raewyn M. Town ◽  
Stewart F. Owen ◽  
Christer Hogstrand ◽  
Nic R. Bury

2015 ◽  
Vol 120 ◽  
pp. 279-285 ◽  
Author(s):  
Sabine Schnell ◽  
Kafilat Bawa-Allah ◽  
Adebayo Otitoloju ◽  
Christer Hogstrand ◽  
Thomas H. Miller ◽  
...  

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