Zhang Ya-lou, Liu Kai-tai, Liu Ji-wen, Zhong Jin-jie
{"title":"氟对成骨细胞Runx2、Osterix和COL I A2表达的影响","authors":"Zhang Ya-lou, Liu Kai-tai, Liu Ji-wen, Zhong Jin-jie","doi":"10.3760/CMA.J.ISSN.1000-4955.2011.01.007","DOIUrl":null,"url":null,"abstract":"Objective To study the effect of fluoride on expression of osteoblast Runx2, Osterix and their downstream COL I A2 in vitro. Methods Human osteoblast Saos-2 was cultured in vitro. The cells were grouped according to fluoride(NaF) dose used: 0(control ), 0.625,1.250,2.500,5.000,10.000,20.000,40.000,80.000,160.000 mg/L. Cells were collected after 24 h culture, RNA extracted, and the mRNA expression of Runx2 and Osterix and downstream genes COL I A2 was detected using fluorescent quantitative reverse transcription polymerase chain reaction [Real-time (RT)-PCR]). Results After 24 h in vitro cell cultivation with NaF, the expression of Runx2 in 0.625,1.250,2.500,5.000,10.000,20.000 mg/L groups(388.00 ± 41.80,209.00 ± 25.80,42.80 ±4.52,63.00 ± 16.10,24.30 ± 4.23,16.20 ± 4.32) was higher than that of the control group( 1.00 ± 0.12, all P ＜0.05). The expression of Runx2 in 40.000,80.000,160.000 mg/L groups(0.40 ± 0.05,1.91 ± 0.28,4.87±1.36)compared with that of control group, the difference was statistically insignificant(all P ＞ 0.05).The expression of Osterix mRNA in 1.250,2.500,5.000 mg/L groups(4.04 ± 1.67,229.00 ± 51.00,46.40 ± 10.60) was higher than that of the control group( 1.00 ± 0.42,all P ＜ 0.05). The expression of Osterix mRNA in 10.000,20.000,40.000,80.000,160.000 mg/L groups(0. 16 ± 0.07,0.13 ± 0.01,1.73 ± 0.54,0.01 ± 0.01, 0.09 ± 0.01) compared with that of control group, the difference was statistically insignificant (all P ＞ 0.05). The expression of COL I A2 mRNA in 0.625,1.250,2.500,5.000,10.000,20.000 mg/L groups (2.27 ± 0.89,8.03 ± 2.31,14.20 ± 2.75,7.66 ± 1.34,8.96 ±2.30) was higher than that of the control group (1.00 ± 0.04, all P ＜ 0.05). The expression of COL I A2 mRNA in 160.000 mg/L(0.54 ± 0.01 ) was lower than that of the control group(P ＜ 0.05). Conclusions Fluoride may affect mRNA expression of Osterix and Runx2 in osteoblast and their expression level is related to fluoride concentration.Runx2 and Osterix can also regulate the expression of COL I A2 mRNA. \n \nKey words: \nFluoride poisoning; Gene expression; Runx2; Osterix; Collagen type Ⅰ","PeriodicalId":55880,"journal":{"name":"中华地方病学杂志","volume":"178 1","pages":"23-26"},"PeriodicalIF":0.0000,"publicationDate":"2011-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Effect of fluoride on expression of osteoblast Runx2, and Osterix and COL I A2\",\"authors\":\"Zhang Ya-lou, Liu Kai-tai, Liu Ji-wen, Zhong Jin-jie\",\"doi\":\"10.3760/CMA.J.ISSN.1000-4955.2011.01.007\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Objective To study the effect of fluoride on expression of osteoblast Runx2, Osterix and their downstream COL I A2 in vitro. Methods Human osteoblast Saos-2 was cultured in vitro. The cells were grouped according to fluoride(NaF) dose used: 0(control ), 0.625,1.250,2.500,5.000,10.000,20.000,40.000,80.000,160.000 mg/L. Cells were collected after 24 h culture, RNA extracted, and the mRNA expression of Runx2 and Osterix and downstream genes COL I A2 was detected using fluorescent quantitative reverse transcription polymerase chain reaction [Real-time (RT)-PCR]). Results After 24 h in vitro cell cultivation with NaF, the expression of Runx2 in 0.625,1.250,2.500,5.000,10.000,20.000 mg/L groups(388.00 ± 41.80,209.00 ± 25.80,42.80 ±4.52,63.00 ± 16.10,24.30 ± 4.23,16.20 ± 4.32) was higher than that of the control group( 1.00 ± 0.12, all P ＜0.05). The expression of Runx2 in 40.000,80.000,160.000 mg/L groups(0.40 ± 0.05,1.91 ± 0.28,4.87±1.36)compared with that of control group, the difference was statistically insignificant(all P ＞ 0.05).The expression of Osterix mRNA in 1.250,2.500,5.000 mg/L groups(4.04 ± 1.67,229.00 ± 51.00,46.40 ± 10.60) was higher than that of the control group( 1.00 ± 0.42,all P ＜ 0.05). The expression of Osterix mRNA in 10.000,20.000,40.000,80.000,160.000 mg/L groups(0. 16 ± 0.07,0.13 ± 0.01,1.73 ± 0.54,0.01 ± 0.01, 0.09 ± 0.01) compared with that of control group, the difference was statistically insignificant (all P ＞ 0.05). The expression of COL I A2 mRNA in 0.625,1.250,2.500,5.000,10.000,20.000 mg/L groups (2.27 ± 0.89,8.03 ± 2.31,14.20 ± 2.75,7.66 ± 1.34,8.96 ±2.30) was higher than that of the control group (1.00 ± 0.04, all P ＜ 0.05). The expression of COL I A2 mRNA in 160.000 mg/L(0.54 ± 0.01 ) was lower than that of the control group(P ＜ 0.05). Conclusions Fluoride may affect mRNA expression of Osterix and Runx2 in osteoblast and their expression level is related to fluoride concentration.Runx2 and Osterix can also regulate the expression of COL I A2 mRNA. \\n \\nKey words: \\nFluoride poisoning; Gene expression; Runx2; Osterix; Collagen type Ⅰ\",\"PeriodicalId\":55880,\"journal\":{\"name\":\"中华地方病学杂志\",\"volume\":\"178 1\",\"pages\":\"23-26\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2011-01-20\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"中华地方病学杂志\",\"FirstCategoryId\":\"3\",\"ListUrlMain\":\"https://doi.org/10.3760/CMA.J.ISSN.1000-4955.2011.01.007\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"Q3\",\"JCRName\":\"Medicine\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"中华地方病学杂志","FirstCategoryId":"3","ListUrlMain":"https://doi.org/10.3760/CMA.J.ISSN.1000-4955.2011.01.007","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"Medicine","Score":null,"Total":0}
Effect of fluoride on expression of osteoblast Runx2, and Osterix and COL I A2
Objective To study the effect of fluoride on expression of osteoblast Runx2, Osterix and their downstream COL I A2 in vitro. Methods Human osteoblast Saos-2 was cultured in vitro. The cells were grouped according to fluoride(NaF) dose used: 0(control ), 0.625,1.250,2.500,5.000,10.000,20.000,40.000,80.000,160.000 mg/L. Cells were collected after 24 h culture, RNA extracted, and the mRNA expression of Runx2 and Osterix and downstream genes COL I A2 was detected using fluorescent quantitative reverse transcription polymerase chain reaction [Real-time (RT)-PCR]). Results After 24 h in vitro cell cultivation with NaF, the expression of Runx2 in 0.625,1.250,2.500,5.000,10.000,20.000 mg/L groups(388.00 ± 41.80,209.00 ± 25.80,42.80 ±4.52,63.00 ± 16.10,24.30 ± 4.23,16.20 ± 4.32) was higher than that of the control group( 1.00 ± 0.12, all P ＜0.05). The expression of Runx2 in 40.000,80.000,160.000 mg/L groups(0.40 ± 0.05,1.91 ± 0.28,4.87±1.36)compared with that of control group, the difference was statistically insignificant(all P ＞ 0.05).The expression of Osterix mRNA in 1.250,2.500,5.000 mg/L groups(4.04 ± 1.67,229.00 ± 51.00,46.40 ± 10.60) was higher than that of the control group( 1.00 ± 0.42,all P ＜ 0.05). The expression of Osterix mRNA in 10.000,20.000,40.000,80.000,160.000 mg/L groups(0. 16 ± 0.07,0.13 ± 0.01,1.73 ± 0.54,0.01 ± 0.01, 0.09 ± 0.01) compared with that of control group, the difference was statistically insignificant (all P ＞ 0.05). The expression of COL I A2 mRNA in 0.625,1.250,2.500,5.000,10.000,20.000 mg/L groups (2.27 ± 0.89,8.03 ± 2.31,14.20 ± 2.75,7.66 ± 1.34,8.96 ±2.30) was higher than that of the control group (1.00 ± 0.04, all P ＜ 0.05). The expression of COL I A2 mRNA in 160.000 mg/L(0.54 ± 0.01 ) was lower than that of the control group(P ＜ 0.05). Conclusions Fluoride may affect mRNA expression of Osterix and Runx2 in osteoblast and their expression level is related to fluoride concentration.Runx2 and Osterix can also regulate the expression of COL I A2 mRNA.
Key words:
Fluoride poisoning; Gene expression; Runx2; Osterix; Collagen type Ⅰ
期刊介绍：
The Chinese Journal of Endemiology covers predominantly endemic diseases threatening health of the people in the areas affected by the diseases including Keshan disease, Kaschin-Beck Disease, iodine deficiency disorders, endemic fluorosis, endemic arsenism, plague, epidemic hemorrhagic fever, brucellosis, parasite diseases and the diseases related to local natural and socioeconomic conditions; and reports researches in the basic science, etiology, epidemiology, clinical practice, control as well as multidisciplinary studies on the diseases.
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