Use of Tetra-ammonium Tetrakis(4-Sulphonato)Phenyl Porphyrin for Pseudomonas and Bacillus Cell Imaging - V. Sujatha; Bharat Sridhar; Srinath Krishnamurthy; K. S. Vinod Kumar; K. Senthil Kumar; Pennathur Gautam (International Journal of Analytical Chemistry)