Table 3.

Cultivation parameters of isolated thermophilic bacteria.

Source	Iso-late	Media							Temperature Range/Optimal (°C)	pH Range/Optimal	Morphology
		TT	YPS	Miller	Kunaemnemi	Huang	ATM1	ATM2			Gram	Colony
Termas Jurasi (2 isolated)	CJ1	-	-	++	-	++	+++	+	55–70/65	6–8/7	Positives Bacillaries	Whitish, edges uniform, convex surface
	CJ5	-	-	+	-	-	+++	-	45–60/60	6–9/8	Positives Bacillaries	Whitish, edges uniform, convex surface
-El Tatio Geothermal Field (9 isolated)	CT1	-	-	-	-	-	+++	-	40–65/55	6–9/8	Positives Bacillaries	Whitish, edges uniform, convex surface
	702B	-	-	+	-	+	+++	-	50–70/60	6–9/8	Positives Bacillaries	Whitish, edges uniform, convex surface
	2A55	-	-	-	-	+	+++	-	50–65/55	6–9/7	Positives Bacillaries	Whitish, edges uniform, convex surface
	2B55	-	-	+	-	+	+++	-	50–65/60	6–9/8	Positives Bacillaries	Whitish, edges uniform, convex surface
	SA	-	-	+	-	++	+++	+	45–70/55	6–8/6	Positives Bacillaries	Whitish, edges uniform, convex surface
	2*55	-	-	+	-	+	+++	-	45–65/60	6–8/8	Positives Bacillaries	Whitish, edges uniform, convex surface
	M8	-	-	+	-	+	+++	-	50–70/50	6–8/8	Positives Bacillaries	Whitish, edges uniform, convex surface
	3A55	-	-	+	-	+	+++	+	40–65/55	6–8/7	Positives Bacillaries	Whitish, edges uniform, convex surface
Laguna Tebenquiche (2 isolated)	TB4	-	-	+	-	+	+++	+	50–65/55	6–8/8	Positives Bacillaries	Whitish, edges uniform, convex surface
	TB5	-	-	+	-	+	+++	+	45–60/55	6–8/7	Positives Bacillaries	Whitish, edges uniform, convex surface
Laguna Cejar (1 isolated)	C3	-	-	+	-	+	+++	+	45–65/60	6–8/8	Positives Bacillaries	Whitish, edges uniform, convex surface
Quebrada Carrizo (2 isolated)	M3	-	-	++	-	+	+++	+	45–60/50	6–9/7	Positives Bacillaries	whitish, edges sawn, surface convex
	Q1	-	-	+	-	+	+++	-	45–70/60	6–9/8	Positives Bacillaries	Whitish, edges uniform, convex surface

Growth scale: -, not colony growth; +, low optical density of cell; ++, good growth; +++, the best growth. Gram staining is shown in Supplementary Figure S1.