scholarly journals Evidence of frequent introductions of Japanese encephalitis virus from south-east Asia and continental east Asia to Japan

2009 ◽  
Vol 90 (4) ◽  
pp. 827-832 ◽  
Author(s):  
Takeshi Nabeshima ◽  
Hyunh Thi Kim Loan ◽  
Shingo Inoue ◽  
Makoto Sumiyoshi ◽  
Yasuhiro Haruta ◽  
...  

The Japanese encephalitis virus (JEV) circulating in Japan consists of viruses with multiple phylogenetic origins. Phylogenetic analysis revealed that some JEV strains have recently migrated from south-east and continental east Asian countries. One phylogenetic subcluster of the JEV strains circulating in Japan was closely related to viruses isolated in Vietnam and China's inland region while other JEV subclusters were related to viruses isolated in Shanghai, China. One virus subcluster, however, was isolated solely in Japan and was not found in any other Asian country. Therefore, our data suggests that the JEVs that have remained or are circulating in Japan include a mixture of viruses that have previously migrated from south-east and continental east Asian countries.

Significance It is the only country in South-east Asia with a large-scale nuclear plant, although this was never loaded with fuel. Other countries in the region have tentative plans to develop nuclear power programmes. Impacts The current absence of nuclear power programmes will help avert the diversion of capital from renewable energy development in the region. South-east Asian countries with small, non-power reactors, built for research, will try to maintain these facilities. Across the region, the need for electricity grid investment will increase as more decentralised generation sources are deployed.


Subject The outlook for Indian naval engagement with South-east Asian countries and ASEAN. Significance At the ASEAN summit in mid-November, India's Prime Minister Narendra Modi underlined India's 'Look East' policy, pledging to cultivate diplomatic, economic and security relationships with South-east Asia. One manifestation of Delhi's willingness to undertake a more strategic regional role is the Indian navy's growing portfolio of partnerships with South-east Asian navies. Amid concerns over China's maritime assertiveness, India's navy has been welcomed in the region as a security partner. Impacts India will avoid South-east Asian undertakings that may provoke China. Delhi will need to define 'Look East' policies concretely to convince South-east Asia fully of Indian strategic utility. Modi will expand bilateral naval exercises, humanitarian aid and counter-piracy/smuggling efforts in South-east Asia.


Vaccine ◽  
2000 ◽  
Vol 18 ◽  
pp. 36-43 ◽  
Author(s):  
S.A Tsarev ◽  
M.L Sanders ◽  
D.W Vaughn ◽  
B.L Innis

2016 ◽  
Vol 4 (6) ◽  
Author(s):  
Yuancheng Zhou ◽  
Xiuping Zhuo ◽  
Jianqiang Ye ◽  
Yuhan Cai

A complete genomic sequence of Japanese encephalitis virus (JEV) was detected by viral metagenome analysis on aborted piglets. A phylogenetic analysis of this genome reveals that it is highly similar to previously reported India JEV genomes. The complete JEV sequence is 10,718 nucleotides long.


Subject Development of South-east Asian coastguards and their geopolitical implications. Significance Senior coastguard officers from Australia, Japan, the Philippines and the United States will meet later this year to discuss cooperation and capacity-building -- and the assertive actions of China's coastguard in littoral waters. With external partners' support, South-east Asian states are developing their coastguards to fight crime and assert maritime territorial claims. Impacts Fishing activities will probably trigger spats between South-east Asian and China's coastguards. Gradually, inter-operability between South-east Asian coastguards will expand. Tokyo and Washington will use coastguards to deepen ties with South-east Asian countries. There could be frictions between Indonesia's and Malaysia's coastguards over waters around Ambalat.


Significance The preferential US trade programme faces renewal or lapse by December 31. South-east Asia’s economies are structured to take advantage of the GSP and many of the products exported to the United States under GSP (such as light manufactures and seafood) are important for South-east Asia’s supply chains. Impacts Vietnam may make another application for inclusion in the US GSP programme. The more authoritarian South-east Asian countries could find it easier to gain US GSP preferences under Trump. The Trump administration could use the GSP as a bargaining chip in trade negotiations or renegotiations.


Subject Microfinance in Cambodia and other South-east Asian countries. Significance A report published last month by two human rights groups in Cambodia said microfinance debts have increased hardship for borrowers in the country. Meanwhile, a global economic slowdown is prompting monetary authorities in South-east Asia and beyond to cut interest rates. Impacts Debts associated with microfinance could make borrowers more vulnerable to human trafficking and forced labour. With their limited resources, micro-borrowers will be more exposed than most in the event of a global recession. Countries in South-east Asia and beyond will come under pressure to increase oversight of their microfinance sectors.


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