Preface. Advances in Methodology. Recent Developments in Fluorescence Spectroscopy: Three-Photon Excitation, Two-Color Two-Photon Excitation, Light Quenching and Development of Long-Lifetime Probes for Biophysics and Clinical Chemistry; J.R. Lakowicz, et al. Near-Infrared Fluorescence Instrumentation for DNA Analysis; L. Middendorf, et al. Highlights in Biochemistry and Biophysics. Ultrasensitive Detection and Identification of Biomolecules with Diode Lasers - from DYES to DNA; M. Sauer, et al. Incorporation of Dye in Resting and Stimulated Leukocytes; D. Frackowiak, et al. Application of Red Fluorescent Probes for the Measurement of Individual Cell Cytoplasmic pH Values; J. Slavik. Molecular Probes Based on Cyanine Dyes for Nucleic Acid Research; T.G. Deligeorgiev. New NIR Dyes: Synthesis, Spectral Properties and Applications in DNA Analyses; N. Narayanan, et al. Frontiers in Analytical Chemistry and Sensor Technology. Luminescent Probes for NIR Sensing Applications; E. Terpetschnig, O.S. Wolfbeis. NIR Fluorophores in Practical Analytical Chemistry; A.R. Swamy, et al. Long Wavelength Emitting Fluorescence Probes for Metal Ions; K. Rurack, et al. Advances in High Technology Applications. NIR Dyes for Information Recording, from Origin to Update; M. Matsuoka. Tuning of Color by Different Alignment of Dye Molecules; L. Dahne, E. Biller. Spectral Sensitization of Silver Halides in NIR Region; B.I. Shapiro. Optical Properties and Applications of Near Infrared Dyes in Polymeric Media; O.V. Przhonska. Insolubilisation and Fluorescence, Induced by Laser Diode Irradiation of IR-Dyes Embedded in Polymer Films. Thermally Induced Latex Coalescence and Acid Generation; C.D. Catry, et al. NIRPhotosensitizers in Photodynamic Therapy; E.A. Lukyanets. New Chromophores. Molecular Engineering of NIR Dyes; S. Daehne, M.L. Dekhtyar. New NIR Dyes Based on the Cyclopentadienylium Chromophore and Related Compounds; R. Gompper, et al. New Cyanine Dyes Absorbing in the NIR Region; A.I. Tolmachev, et al. Near-Infrared Cyanine Dyes: A New Approach to an Old Problem; Yu.L. Bricks, N.N. Romanov. Adventures in Search of New Dyes Absorbing in the Red or Near Infrared Region; H. Hartmann. Subject Index.