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Volume 31, Number 4—April 2025
Research

Prevalence of Herpes B Virus in Wild Long-Tailed Macaques, Thailand, 2018–2024

Krittiga Sapkanarak, Jiro Yasuda, Murasaki Amano, Suthirote Meesawat, Taratorn Kemthong, Titiporn Kaikaew, and Suchinda Malaivijitnond
Author affiliation: Chulalongkorn University, Bangkok, Thailand (K. Sapkanarak, T. Kaikaew, S. Malaivijitnond); Nagasaki University, Nagasaki, Japan (J. Yasuda, M. Amano); National Primate Research Center of Thailand, Saraburi, Thailand (S. Meesawat, T. Kemthong, S. Malaivijitnond)

Main Article

Table 3

Number of animals with B virus infection detected by using ELISA, qPCR, and LAMP in study of prevalence of herpes B virus in wild long-tailed macaques, Thailand, 2018–2024*

Macaque location Code No. animals ELISA, no. (%) Range of antibody concentration, AU qPCR, no. (%) LAMP, no. (%)
Common long-tailed macaque, Macaca fascicularis subspecies fascicularis
Wat Haad Moon WHM 27 24 (88.9) 0.07–21.91 0 (0) 0 (0)
Kao Nor KN 75 71 (94.7) 0.05–42.34 0 (0) 0 (0)
Wat Tham Thep Ban Dan WTT 55 55 (100.0) 1.99–91.65 1 (1.81) 0 (0)
Muang Ling Ban Wan MBW 4 1 (25.0) 0.07–5.00 0 (0) 0 (0)
Wat Mueang Khaen Yai WMK 60 52 (86.7) 0.03–13.43 0 (0) 0 (0)
Wat Phikun Ngam PKN 9 8 (88.9) 0.07–27.03 0 (0) 0 (0)
Wat KuPhra Ko Na WKN 77 59 (76.6) 0.01–35.83 3 (3.89) 3 (3.89)
Wat Kai WK 55 42 (76.4) 0.03–45.49 0 (0) 0 (0)
Khao Laem Pu Chao LPC 10 7 (70.0) 0.04–13.02 0 (0) 0 (0)
Wat Tham Khao Chakan WKCK 50 42 (84.0) 0.03–50.94 0 (0) 0 (0)
Kao Ngu KNG 70 63 (90.1) 0.02–40.56 0 (0) 0 (0)
Bang Ta Boon BTB 45 28 (62.2) 0.02–11.49 1 (2.22) 1 (2.22)
Wat Tham Khao Cha Ang On CAO 42 27 (64.3) 0.05–18.85 2 (4.76) 2 (4.76)
Wat Khao Wong Khot KWK 47 29 (61.7) 0.03–36.25 0 (0) 0 (0)
Koh Ped KPE 35 31 (88.6) 0.12–11.15 0 (0) 0 (0)
Wat Suwan Kuha WSK 28 26 (92.9) 0.05–78.11 0 (0) 0 (0)
Wat Khao Keaw wichian WKK 29 18 (62.1) 0.05–46.74 0 (0) 0 (0)
Khao Chaison KCS 54 26 (48.1) 0.03–35.34 0 (0) 0 (0)
Total
NA
772
609 (78.9)
0.01–91.65
7 (0.90)
6 (0.77)
Burmese long-tailed macaque, M. fascicularis subsp. aurea
Tham Pra Khayang TPK 27 23 (85.1) 0.0529.930 1 (3.70) 1 (3.70)
World War Museum WWM 31 17 (54.8) 0.02–19.31 0 (0) 0 (0)
Mangrove Forest Research Center MFRC 23 20 (86.9) 0.04–17.73 1 (4.35) 1 (4.35)
Moo Koh Ranong MKR 11 9 (81.8) 0.08–13.33 0 (0) 0 (0)
Total
NA
92
69 (75.0)
0.02–29.93
2 (2.17)
2 (2.17)
Grand total NA 864 678 (78.5) 0.01–91.65 9 (1.04) 8 (0.92)

*AU, arbitrary unit; LAMP, loop-mediated isothermal amplification; NA, not applicable; qPCR, quantitative PCR.

Main Article

Page created: February 08, 2025
Page updated: March 07, 2025
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