Research Article

Emerging Threats for Human Health in Poland: Pathogenic Isolates from Drug Resistant Acanthamoeba Keratitis Monitored in terms of Their In Vitro Dynamics and Temperature Adaptability

Table 2

Comparison of T4 strains from AK and A. castellanii Neff strain cultured in vitro at 20°C, 26°C, 37°C, and 42°C.

Acanthamoeba strainRange of overall Acanthamoeba number (×102)
Range of cysts (%)
20°C37°C42°C

I-121.1–23.3 
0.8–1.5
62.2–138,2 
0–0.8
30.0–51.1 
0–1.2
17.8–38.2 
0–3.5

I-1320.1–34.4 
0–1.7
120.0–207.7 
0–1.0
46.6–78.9 
0–1.3
12.2–26.7 
0–3.0

I-1625.3–26.1 
0–1.5
123,3–164.4 
0.9–1.0
52.2–74.4 
0–0.8
23.2–29.0  
0–3.0

I-1932.7–34.0 
0–0.7
85.5–145.5 
0–0.2
44.0–102.2 
0.5–0.9
22.0–27.8 
0–1.1

Neff378.1–424.6 
0–0.3
102.0–176.7 
0
3.3–7.8 
0–4.2
2.2–8.2 
0

The level of statistical significance was set at < 0.05.
Data from exponential phase of population growth.