Fig. 5From: Frankincense and myrrh and their bioactive compounds ameliorate the multiple myeloma through regulation of metabolome profiling and JAK/STAT signaling pathway based on U266 cellsAssessment of QC samples. a PCA score plot (PC1 versus PC2) of test samples and QC samples; b Trend plot showing the variation of t [1] over all observations. QC samples were colored as red boxes and test samples were colored as black triangle. X axis numbers represented sample number (35 injections); Y axis was arbitraryBack to article page