Table 3.

Congo red and calcofluor morphotypes obtained for Klebsiella pneumoniae grown in Müeller-Hinton agar at 37°C for 72 h.

Klebsiella pneumoniae	ST 14028	MGH 78578	CFS0363	CFS0364	CFS0365	CFS0366	CFS0367	CFS0368	CFS0369	CFS0370	CFS0371	CFS0372	CFS0373
Congo Red 37°C
Calcofluor 37°C
Pellicle 37°C	N/A	+	+	+	−	−	+	+	+	+	+	+	+
Morphotype	SAW	RAS	SAW	SAW	SAW	RAS	SAW	SAW	SAW	SAW	SAW	SAW	SAW
Clonal group	N/A	CG60	CG147	CG15	CG258	CG258	CG15	CG15	CG258	CG258	CG258	CG258	CG258

Pellicle formation at the liquid-air interface is indicated as “+” presence (and highlighted in yellow) and “−”absence. Morphotypes: SAW, smooth and white; RDAR, red dry and rough; RAS, red and smooth.