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  1. AU="Seyedmajidi, Seyed Ali"
  2. AU="Sawai, Katherine M"
  3. AU=Consolo Ugo
  4. AU="Emma Rabino Massa"
  5. AU="Florentino, Antonio Leite"
  6. AU="Savona, Steven"
  7. AU="Carabott, Romina"
  8. AU="Mastrodonato, Valeria"
  9. AU="Ocak, Süheyla"
  10. AU="Bain, Joseph"
  11. AU="Müller, Alina"
  12. AU="Moreno, Jessica L"
  13. AU="Guimaraes-Ferreira, Lucas"
  14. AU="Bhandari, Ruchi"
  15. AU="Fichtner, Maximilian"
  16. AU="Dina, Yemisi"

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  1. Artikel: Salivary Oxidative Stress, Total Protein, Iron and pH in Children with β-Thalassemia Major and their Correlation with Dental Caries.

    Akbarnejad, Ali Amin / Mahjoub, Soleiman / Tamaddoni, Ahmad / Masrour-Roudsari, Jila / Seyedmajidi, Seyed Ali / Ghasempour, Maryam

    Journal of dentistry (Shiraz, Iran)

    2022  Band 23, Heft 3, Seite(n) 266–271

    Abstract: Statement of the problem: Iron overload in β-thalassemia major leads to oxidative damage to tissues, which may have an important role in the onset and progression of oral diseases.: Purpose: The aim of this study was to evaluate the salivary ... ...

    Abstract Statement of the problem: Iron overload in β-thalassemia major leads to oxidative damage to tissues, which may have an important role in the onset and progression of oral diseases.
    Purpose: The aim of this study was to evaluate the salivary oxidative stress indicators, total protein, iron, and pH in children with β-thalassemia major and their relationship with the status of dental caries in comparison with healthy children.
    Materials and method: In this case-control study, 68 β-thalassemia major and healthy children, who were age- and sex matched, were selected. Two mililiters of saliva was collected from each child. The pH was measured using pH meter paper. Thiobarbituric acid reactive substances (TBARS) as salivary lipid peroxidation index, total antioxidant capacity (TAC), total protein, and iron were measured by spectrophotometry. Data were analyzed by SPSS ver. 22 software with Pearson and independent samples t-test.
    Results: TBARS, TAC, iron and dmft index in the β-thalassemia major group were significantly higher and pH was significantly lower than the control group (p< 0.001). The total protein difference between the two groups was not significant (p= 0.081).
    Conclusion: Considering the higher salivary TBARS in the β-thalassemia major group, oxidative stress can be considered as a risk factor for dental caries in children with β-thalassemia major. Prescription of antioxidant supplements especially natural antioxidants in the diet of children with β-thalassemia major is recommended to reduce oxidative stress.
    Sprache Englisch
    Erscheinungsdatum 2022-11-30
    Erscheinungsland Iran
    Dokumenttyp Journal Article
    ISSN 2345-6485
    ISSN 2345-6485
    DOI 10.30476/DENTJODS.2021.90070.1464
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  2. Artikel: Effect of zinc-deficient nutrition on craniofacial bone growth in rats.

    Seyedmajidi, Seyed Ali / Seyedmajidi, Maryam / Moghadamnia, Aliakbar / Haghanifar, Sina / Ziaei, Reihaneh / Zahedpasha, Samir / Arash, Valioallah / Jorsaraei, Gholamali / Halalkhor, Sohrab

    Dental research journal

    2014  Band 11, Heft 4, Seite(n) 475–480

    Abstract: Background: Zinc (Zn) is an essential nutrient that is required in humans and animals for the growth, development, and maintenance of healthy bones. The aim of this study is to investigate the effects of zinc-deficient nutrition on the dental, ... ...

    Abstract Background: Zinc (Zn) is an essential nutrient that is required in humans and animals for the growth, development, and maintenance of healthy bones. The aim of this study is to investigate the effects of zinc-deficient nutrition on the dental, mandibular, maxillary, and cranial dimensions of rats.
    Materials and methods: This experimental study was carried out on 14 male Wistar rats. The rats were randomly divided into two groups. Group I rats were fed with a Zn-deficient (ZD) diet, and Group II rats with a Zn-containing (ZC) diet. All the rats on the experimental diet were killed at the end of the fourth week and their blood samples were taken. The serum Zn levels were measured by an atomic absorption spectrophotometer. Radiographic assessment of the jaw bone density was done at the end of the study. Subsequently, the final measurements were made on the dry skulls, the mandibles, and teeth in both the groups. Statistical evaluation was performed by the student's t-test and repeated measures analysis. The difference between the groups was considered statistically significant if P < 0.05.
    Results: The ZD group showed a significantly lower value in body weight (P < 0.05), serum level of zinc (P < 0.0001), and radiographic bone density of the mandible (P = 0.02). With regard to the craniofacial parameters, a significant difference was observed only in the length of the clinical crowns of the teeth (L13), which were longer in group II as compared to group I (P = 0.03).
    Conclusion: This study confirmed that changes in zinc intake could not affect the growth of craniofacial structures. Also, it might change the radiographic bone density of the mandible.
    Sprache Englisch
    Erscheinungsdatum 2014-09-15
    Erscheinungsland Iran
    Dokumenttyp Journal Article
    ZDB-ID 2418290-4
    ISSN 2008-0255 ; 1735-3327
    ISSN (online) 2008-0255
    ISSN 1735-3327
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  3. Artikel: Effect of zinc-deficient diet on oral tissues and periodontal indices in rats.

    Seyedmajidi, Seyed Ali / Seyedmajidi, Maryam / Moghadamnia, Aliakbar / Khani, Zohreh / Zahedpasha, Samir / Jenabian, Niloofar / Jorsaraei, Gholamali / Halalkhor, Sohrab / Motallebnejad, Mina

    International journal of molecular and cellular medicine

    2014  Band 3, Heft 2, Seite(n) 81–87

    Abstract: Zinc (Zn) as a nutritional factor affects the health of the oral tissues. This study was done for the evaluation of the effects of zinc deficiency on the oral tissues of rats. The study was carried out on 14 male Wistar rats, cessation of lactation on ... ...

    Abstract Zinc (Zn) as a nutritional factor affects the health of the oral tissues. This study was done for the evaluation of the effects of zinc deficiency on the oral tissues of rats. The study was carried out on 14 male Wistar rats, cessation of lactation on the 24(th) day after birth. The rats were randomly divided into two groups. Zinc deficient (ZD) diet was used for one group and another group was fed with a zinc-containing (ZC) diet. The alterations of the oral tissues in both groups were evaluated clinically after four weeks. Also the gingival index and periodontal pocket depth were recorded. The measurement of serum zinc level was done by atomic absorption spectrophotometry. The microscopic slides of oral tissue specimen were evaluated quantitatively. The serum zinc level of the ZD rats was lower than the ZC group (p< 0.001). According clinical findings, the gingival index was lower in ZC rat (p=0.001), but there was no significant difference regarding the periodontal pocket depth between two groups (p=0.07). Aphthous ulcer was observed in ZD rats on the floor of the mouth. There was no significant difference regarding the epithelial and keratin thickening between two groups. This study indicated that oral and periodontal health was better in ZC rats than in ZD rats. Aphthous lesions were more prominent in ZD rats. This study confirmed that zinc deficiency may endanger oral and periodo ntal structures.
    Sprache Englisch
    Erscheinungsdatum 2014-06-20
    Erscheinungsland Iran
    Dokumenttyp Journal Article
    ZDB-ID 2697015-6
    ISSN 2251-9645 ; 2251-9637
    ISSN (online) 2251-9645
    ISSN 2251-9637
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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