Polyacylated Anthocyanins in Bluish-Purple Petals of Chinese Bellflower, Platycodon grandiflorum

Round 1

Reviewer 1 Report

The paper is well-written, well-design and significant to the field. In my opinion it should be published in International Journal of Molecular Sciences after minor revisions.

Some comments are presented in the file attached.

Comments for author File: Comments.pdf

Author Response

Thank you for your comments and evaluation to our research. We corrected and revised the manuscript according to your comments and other Reviewer’s comments. The corrected points are marked up in the manuscript.

L67: Could you please provide the UV-Visible spectrum of at least one anthocyanin.

– We added the spectra of platyconin (1) and peak C obtained by 3D-detection HPLC in the supporting information as Figure S1.

L161: You should re-write this sentence.

– We re-writed the sentence to explain clearer.

Other mistypes and what you commented were corrected, thank you very much.

The manuscript was received an English editing service.

Reviewer 2 Report

The Manuscript has significant results, some minor revisions are required.

Line 153-155, were these pigments standard pigments or had been extracted from the flowers, authors are advised to mention the fact in the manuscript. As the results have been mentioned before methods, would be useful.

Line 192, mention the country, where the museum is situated.

Author Response

Thank you for your comments and evaluation to our research. We corrected and revised the manuscript according to your comments and other Reviewer’s comments. The corrected points are marked up in the manuscript.

L153-155: were these pigments standard pigments or had been extracted from the flowers…

– We isolated all the pigments from the flower petals in this study except compound 2.

L192: mention the country, where the museum is situated.

– We added the country in the sentence. The museum is situated in the campus of Nagoya University, Nagoya, Japan.