Ramanathapura A Vasantha
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Explore the profile of Ramanathapura A Vasantha including associated specialties, affiliations and a list of published articles.
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6
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18
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Recent Articles
1.
Nagaraja P, Yathirajan H, Vasantha R
Anal Biochem
. 2003 Jan;
312(2):157-61.
PMID: 12531200
A simple and sensitive spectrophotometric method for the determination of tryptophan (TRP) is described. The method is based on the coupling reaction of tryptophan with diazotized p-phenylenediamine dihydrochloride (PPDD) in...
2.
Nagaraja P, Vasantha R, Yathirajan H
J AOAC Int
. 2002 Oct;
85(5):1021-4.
PMID: 12374398
Sensitive, rapid, and simple spectrophotometric methods were developed for determination of the anticancer drugs vinblastine sulfate (VBS) and vincristine sulfate (VCS), which belong to the class of vinca alkaloids. The...
3.
Nagaraja P, Vasantha R, Yathirajan H
Anal Biochem
. 2002 Aug;
307(2):316-21.
PMID: 12202249
Novel coupling reagents are used for the simple and sensitive spectrophotometric determination of folic acid either in pure form or in its pharmaceutical preparations. The methods are based on the...
4.
Nagaraja P, Yathirajan H, Sunitha K, Vasantha R
J AOAC Int
. 2002 Aug;
85(4):869-74.
PMID: 12180680
A sensitive, rapid, and simple spectrophotometric method is described for the determination of sulfa drugs. The method is based on the formation of a red-colored product by the diazotization of...
5.
Nagaraja P, Sunitha K, Vasantha R, Yathirajan H
Eur J Pharm Biopharm
. 2002 Mar;
53(2):187-92.
PMID: 11880002
A rapid, selective and simple spectrophotometric method for the determination of sulfa-drugs is described. The method is based on the formation of violet colored azo product by the diazotization of...
6.
Nagaraja P, Arun Kumar H, Vasantha R, Yathirajan H
Int J Pharm
. 2002 Mar;
235(1-2):113-20.
PMID: 11879746
Simple and sensitive spectrophotometric methods for the determination of flutamide (FLA) in either pure form or in its pharmaceutical preparations are described. The first method is based on the diazotisation...