Table 1.

Effects of CHS deletion on capsular morphology, polysaccharide dimensions, serological reactivity, GXM release, extracellular vesicle formation and chitinase responses to stress conditions.

Mutant strain
Phenotypic trait1	chs1Δ	chs2Δ	chs3Δ	chs4Δ	chs5Δ	chs6Δ	chs7Δ	chs8Δ
Capsular morphology	Altered	Altered	Altered	Altered	Altered	Altered	Similar	Altered
Polysaccharide diameter	Increased	Increased	Reduced	Increased	Increased	Increased	Similar	Increased
Serological reactivity with GXM mAbs	Altered	Altered	Altered	Similar	Similar	Similar	Altered	Altered
Efficacy to release GXM	Partially reduced	Partially reduced	Strongly reduced	Partially reduced	Partially reduced	Partially reduced	Partially reduced	Partially reduced
Extracellular vesicle formation	Similar	Partially reduced	Strongly reduced	Strongly increased	Increased	Partially reduced	Partially reduced	Similar
Chitinase response to stress conditions	Similar	Altered (i)*	Altered (e)*	Altered (i)	Altered (e)	Similar	Altered (i)	Altered (i and e)

^*(i), intracellular; (e), extracellular.

¹Comparison with wild type cells.