Role of oral and maxillofacial radiology in clinical dentistry —Current status and future perspective in Korea

1996 ◽  
Vol 12 (2) ◽  
pp. 113-118
Author(s):  
Sang-Rae Lee
2017 ◽  
Vol 34 (2) ◽  
pp. 105-112 ◽  
Author(s):  
Babatunde O. Bamgbose ◽  
Muhammad A. Suwaid ◽  
Mohammad Abubakar Kaura ◽  
Irfan Sugianto ◽  
Miki Hisatomi ◽  
...  

2018 ◽  
Vol 18 (12) ◽  
pp. 7983-8002
Author(s):  
Zeeshan Ali ◽  
Chuanxiang Zhang ◽  
Junchen Zhu ◽  
Gang Jin ◽  
Zhifei Wang ◽  
...  

Nanotechnology is an emerging science in food production and processing sector, yet the role of nanotechnology in food safety has not been comprehensively reviewed. This study reviewed the types, sources and mode of actions of the nanoparticles used in the food systems. Additionally, the effect of nanoparticles on animal health and safety of the products of animal origin was evaluated. Moreover, retention of nutritionally important nanoparticle minerals in the animal systems and foods of animal origins was analyzed. Furthermore, food safety was critically evaluated in terms of antioxidative ability, antibacterial properties, and toxicological studies. Finally, the scope of nanoparticle-based functional foods and shelf-life enhancement using active packaging was discussed. The article concluded that although significant research has been done on the use of nanoparticles in food systems, yet commercialization of nanoparticle-based foods needs further investigation.


2021 ◽  
Vol 8 ◽  
Author(s):  
Xinbao Zhang ◽  
Guanghui Zhang ◽  
Chunshan Song ◽  
Xinwen Guo

With the increasing environmental problems caused by carbon dioxide (CO2) emission and the ultimate carbon resources needed for the development of human society, CO2 hydrogenation to methanol with H2 produced with renewable energy represents a promising path forward. Comprehensive analysis shows that the production of methanol by thermal catalytic CO2 hydrogenation is the most promising technology for large-scale industrialization. This review highlights current developments and future perspectives in the production of methanol from CO2, as well as the main existing problems based on a thorough techno-economic analysis. Moreover, the utilization status and future role of methanol as a platform molecule in the energy system is analyzed. Finally, in this review attention is paid to the development of new catalysts, new routes and new technologies for CO2 conversion aiming to clarify the future direction.


Crisis ◽  
2016 ◽  
Vol 37 (2) ◽  
pp. 130-139 ◽  
Author(s):  
Danica W. Y. Liu ◽  
A. Kate Fairweather-Schmidt ◽  
Richard Burns ◽  
Rachel M. Roberts ◽  
Kaarin J. Anstey

Abstract. Background: Little is known about the role of resilience in the likelihood of suicidal ideation (SI) over time. Aims: We examined the association between resilience and SI in a young-adult cohort over 4 years. Our objectives were to determine whether resilience was associated with SI at follow-up or, conversely, whether SI was associated with lowered resilience at follow-up. Method: Participants were selected from the Personality and Total Health (PATH) Through Life Project from Canberra and Queanbeyan, Australia, aged 28–32 years at the first time point and 32–36 at the second. Multinomial, linear, and binary regression analyses explored the association between resilience and SI over two time points. Models were adjusted for suicidality risk factors. Results: While unadjusted analyses identified associations between resilience and SI, these effects were fully explained by the inclusion of other suicidality risk factors. Conclusion: Despite strong cross-sectional associations, resilience and SI appear to be unrelated in a longitudinal context, once risk/resilience factors are controlled for. As independent indicators of psychological well-being, suicidality and resilience are essential if current status is to be captured. However, the addition of other factors (e.g., support, mastery) makes this association tenuous. Consequently, resilience per se may not be protective of SI.


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