English Editing and Proofreading for Life Science and Medical Papers
PNAS (Proceedings of the National Academy of Sciences of the United States of America) is one of the world's most-cited multidisciplinary scientific journals. Since its establishment in 1914, it continues to publish cutting-edge research reports, commentaries, reviews, perspectives, colloquium papers, and actions of the Academy. Coverage in PNAS spans the biological, physical, and social sciences. PNAS is published weekly in print, and daily on-line in PNAS Early Edition.
Impact Factor: 9.38
Eigenfactor Score: 1.698
Article Influence Score: 4.847
Ecology and Neuroscience specialists join our editing team...
Avoid beginning a sentence with an antecedent (e.g., “Its”) or a demonstrative pronoun (e.g., “this”).
When a number is used to describe a single measurement, a singular verb is used (10 ml was added). However, if the subject is considered in separate parts, a plural verb is required (10 ml drops were added one by one).
The definite and indefinite articles should be used in formal writing; however, they may be partially excluded in headings, titles, figures, and lists.
Avoid pleonasms: for example, are found to be in agreement-agree, give consideration to-consider, in order to-to.
When a sentence begins with a number, the number must be written in full.
Avoid using a split infinitive unless the sentence requires it to avoid awkwardness or confusion.
Do not use the possessive apostrophe in acronyms (Incorrect: DNA’s).
Do not begin sentences with “and”.
"Hopefully, I could send you as many manuscripts as I can this year. Please continue to help the publication of our research reports. Thank you."
Tokyo University of Pharmacy & Life Sciences, Japan. May 2009.
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Immunobiology Div, Indian Institute of Toxicology Research, Lucknow 226001, UP, Indi
"It has been long since I asked you to edit our manuscripts. I appreciate for a series of your wonderful works and also, your help for my collaborators at Kyoto University. I am now a professor at Fukushima Medical University and a dean of graduate school. Your help was quite important for my career. Thank you. "
Fukushima Medical University, Fukushima, Japan. November 2010
"With your editing service, I made my papers accepted in several journals: Appl. Environ. Microbiol., ISME J., Int. J. Syst. Evol. Microbiol., and etc. I appreciate your editing service and will continue to send you more of my work in the future. "
Research Institute, National Cancer Center, Kyonggi-do, South Korea. May 2010.
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Yokohama City University, Kanagawa, Japan. December 2010
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Osaka University, Osaka, Japan. December 2010
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Nara Women's University, Nara, Japan. December 2010
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National Institute of Infectious Disease, Tokyo, Japan. November 2010