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(A) Ciliated bronchial epithelial cells positive for SARS-CoV-2 spike protein in patient 26 (immunohistochemistry). (B) In situ hybridization for SARS-CoV-2 RNA revealed positivity in the cytoplasm of several alveolar cells. (C) From left to right: Tape Station report of sgRNA amplification in infant patient. Electropherogram obtained by Sanger sequencing of the amplified product of gRNA where the leader sequence is observed close to the N gene.
