Publications by authors named "Rohmah Etik Ainun"

Japanese encephalitis virus (JEV) genotype IV (GIV) is one of the least common and most neglected genotypes worldwide, having been identified only on a few Indonesian islands until it was recently found to be the cause of outbreaks that occurred in several Australian states in early 2022. Given the limited availability of information, the vector range for JEV GIV remains unknown; thus, understanding this range could prove invaluable for future prevention efforts in new areas. Herein, we experimentally exposed four mosquito colonies originated from various countries with no previous reports of GIV to JEV GIV strain 19CxBa-83-Cv, which was isolated from Theobald collected in Bali in 2019.

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Background: We aimed to find out the allelic variation of and among gold miners in Central Kalimantan Province, Indonesia using parasites' DNA isolated from archived RDT and GSBS.

Methods: This study was done using the samples collected between 2017-2020 from health centers in Subdistrict of Mihing Raya, Danau Rawah, and Bukit Hindu as well as Kapuas District Health Laboratory in Central Kalimantan Province, Surabaya, Indonesia. Parasites DNA were isolated from RDT cartridges and GSBS of local and migrant gold miners.

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Article Synopsis
  • * The strain showed intermediate growth levels in monkey cells compared to other genotypes and had varying levels of neuroinvasiveness, but overall neurovirulence was similar across tested strains.
  • * Serological tests revealed that while neutralizing antibody responses were comparable for some strains, the response to GIV JEV was lower, indicating a need for more research to fully understand this genotype's characteristics.
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Background: Indonesia has demonstrated a significant progress in malaria elimination. Kapuas and Gunung Mas Districts in Central Kalimantan Province have not been freed from malaria and there is no information of malaria incidences in these areas. Palangka Raya city has been freed from malaria in 2018.

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Japanese encephalitis virus (JEV) is transmitted between swine, migratory birds, and Culex mosquitoes, and has circulated indigenously in Asia for almost a century. Despite being the country with the highest JEV diversity, surveillance targeting of Indonesia's vectors is scarce. This study collected mosquitoes from several locations in Tabanan Regency, Bali Island, Indonesia.

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Background: Trenggalek district is a hypoendemic malaria area with mainly imported cases brought by migrant workers from islands outside Java. During malaria surveillance in 2015, no malaria cases were found microscopically, but some cases were positive by PCR. Therefore, a study was conducted to prove that local malaria transmission still occur.

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Article Synopsis
  • Aedes aegypti and Aedes albopictus are key mosquito species that transmit dengue, a significant global viral disease, with Aedes aegypti being the primary vector in Surabaya, Indonesia.
  • A large-scale study collected over 16,600 mosquitoes from 2008 to 2015, revealing that DENV-1 was the most common serotype found, along with fluctuations in DENV types over the years.
  • The research suggests that monitoring these infected mosquitoes can help predict potential future dengue outbreaks, as the circulating dengue serotypes tended to align with those seen in human cases.
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