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Volume 27, Number 8—August 2021
Dispatch

Natural Human Infections with Plasmodium cynomolgi, P. inui, and 4 other Simian Malaria Parasites, Malaysia

Nan Jiun Yap1, Hanisah Hossain1, Thamayanthi Nada-Raja, Romano Ngui, Azdayanti Muslim, Boon-Peng Hoh, Loke Tim Khaw, Khamisah Abdul Kadir, Paul Cliff Simon Divis, Indra Vythilingam, Balbir SinghComments to Author , and Yvonne Ai-Lian LimComments to Author 
Author affiliations: Universiti Malaya, Kuala Lumpur, Malaysia (N.J. Yap, R. Ngui, A. Muslim, I. Vythilingam, Y.A.-L. Lim); Universiti Malaysia Sarawak, Kota Samarahan, Sarawak, Malaysia (H. Hossain, T. Nada-Raja, K.A. Kadir, P.C.S. Divis, B. Singh); Universiti Teknologi MARA (Sungai Buloh Campus), Selangor, Malaysia (A. Muslim); UCSI University, Kuala Lumpur, Malaysia (B.-P. Hoh); International Medical University, Kuala Lumpur, Malaysia (L.T. Khaw)

Main Article

Table 1

Human and simian Plasmodium malaria species identified by nested PCR at UM targeting SSU rRNA genes among indigenous community blood samples, by state, Malaysia*

State No. samples tested No. positive samples Human and simian malaria species
P. falciparum P. vivax P. malariae P. ovale curtisi P. knowlesi P. coatneyi P. cynomolgi P. inui
Pahang 109 5 0 2 0 1 2 0 0 0
Perak 61 55 3 10 2 0 26 3 5 0
Selangor 49 0 0 0 0 0 0 0 0 0
Negeri Sembilan 163 13 1 2 0 0 2 0 2 0
Melaka 32 13 2 3 0 0 1 0 1 1
Kelantan 32 9 0 2 0 0 6 0 1 0
Sarawak
 199
 7
 0
 2
 0
 0
 3
 0
 0
 2
Total/overall prevalence 645 102† (of 645; 15.8%) 6 (of 102; 5.9%) 21 (20.6%) 2 (2.0%) 1 (1.0%) 40 (39.2%) 3 (2.9%) 9
(8.8%)		 3 (2.9%)

*SSU, small subunit; UM, Universiti Malaya. †102 of 645 (15.8%) indigenous community samples were found positive with Plasmodium genus-specific primers; 17 Plasmodium genus-positive samples could not be identified up to species level despite repeated attempts.

Main Article

1These authors contributed equally to this article.

Page created: May 14, 2021
Page updated: July 18, 2021
Page reviewed: July 18, 2021
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