scholarly journals Two-dimensional stimulated ultraviolet resonance Raman spectra of tyrosine and tryptophan: a simulation study

2013 ◽  
Vol 44 (4) ◽  
pp. 544-559 ◽  
Author(s):  
Hao Ren ◽  
Jason D. Biggs ◽  
Shaul Mukamel
1988 ◽  
Vol 42 (5) ◽  
pp. 782-788 ◽  
Author(s):  
K. A. Britton ◽  
R. A. Dalterio ◽  
W. H. Nelson ◽  
D. Britt ◽  
J. F. Sperry

Resonance Raman spectra of the gram-negative organism, Escherichia coli, have been obtained with 222.5-, 230.6-, and 251.0-nm excitation, and the results have been compared with those reported earlier for 242.4-nm excitation. Major changes in bacterial spectra have been observed with changes in exciting wavelength. The origins of the major peaks in each spectrum have been explained primarily in terms of contributions of nucleic acid bases and aromatic amino acids. As an aid in making assignments, spectra of aromatic amino acids, nucleosides, and mixtures of the two have been obtained at each wavelength used to excite bacterial spectra. Background fluorescence has been observed to be negligible below 251 nm. Selective excitation of bacterial nucleic acid and protein components has been done with ease. Results suggest that an extension of the exciting wavelength range to 190–220 nm will allow the selective excitation of additional cell components.


1996 ◽  
Vol 262 (5) ◽  
pp. 643-648 ◽  
Author(s):  
Xiaojie Zhao ◽  
Hiroshi Imahori ◽  
Chang-Guo Zhan ◽  
Yasuhisa Mizutani ◽  
Yoshiteru Sakata ◽  
...  

1990 ◽  
Vol 112 (6) ◽  
pp. 2443-2445 ◽  
Author(s):  
Issei Harada ◽  
Toshiya Yamagishi ◽  
Kiyoshi Uchida ◽  
Hideo Takeuchi

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