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. 2022 Apr 20;15:4209–4220. doi: 10.2147/IJGM.S357659

Figure 2.

Figure 2

Somatic mutations and copy number alterations in PSC. (A) Signatures are displayed according to the 96-substitution classification, with x-axis showed mutation types and y-axis showed the estimated mutations of each mutation type, which are identified by a Bayesian nonnegative matrix factorization (NMF) algorithm. (B) Mutational signatures in our cohort (n=30). Samples are featured by the following: smoking, unknown, deficient mismatch repair (dMMR) (Signature 6), dMMR (Signature 15). (C) Mutational burden and weight stratified by dominant mutational signature and clinical variables. (D) Mutational weight among PSC patients with smoking, unknown feature, dMMR (Signature 6) and dMMR (Signature 15). ***:p < 0.001; ****: p < 0.0001.