Abstract
New data on intensity-dependent lifetimes indicate that all previous in vivo fluorescence studies of chlorophyll by picosecond techniques must be reinterpreted. Anomalously short lifetimes result from high-intensity effects due to exciton-exciton annihilation processes. Measurements in Chlorella pyrenoidosa with single-pulse, low-intensity excitation indicate a longer "true" lifetime of 650 ± 150 picoseconds.
References
27
Referenced
63
- BARBER J COMMUNICATION.
-
BEDDARD, G.S., FLUORESCENCE LIFETIMES IN PHOTOSYNTHETIC UNIT, NATURE 258: 166 (1975).
(
10.1038/258166a0
) / NATURE (1975) -
BORISOV, A.Y., JOURNAL OF BIOENERGETICS 3: 211 (1972).
(
10.1007/BF01515969
) / JOURNAL OF BIOENERGETICS (1972) - BRETON, J, PRESENTATION OF TRIPLET STATE OF CHLOROPHYLL IN CHLOROPLASTIC LAMELLAE, COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE D 271: 1094 (1970). / COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE D (1970)
-
CAMPILLO, A.J., PICOSECOND EXCITON ANNIHILATION IN PHOTOSYNTHETIC SYSTEMS, BIOPHYSICAL JOURNAL 16: 93 (1976).
(
10.1016/S0006-3495(76)85666-4
) / BIOPHYSICAL JOURNAL (1976) - Campillo A. J. in preparation.
- CAMPILLO A.J. UNPUBLISHED RESULTS.
- Goad W. B. in preparation.
-
HYER, R.C., LASER-INITIATED KRYTRON-SWITCHED BLUMLEIN STRUCTURE FOR PULSE SELECTION, REVIEW OF SCIENTIFIC INSTRUMENTS 46: 1333 (1975).
(
10.1063/1.1134066
) / REVIEW OF SCIENTIFIC INSTRUMENTS (1975) -
KOLLMAN, V.H., PHOTOSYNTHETIC STUDIES WITH A 10-PSEC RESOLUTION STREAK CAMERA, BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS 63: 917 (1975).
(
10.1016/0006-291X(75)90656-7
) / BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS (1975) - Latimer, P., Research in Photosynthesis: 107 (1957). / Research in Photosynthesis (1957)
10.1126/science.124.3222.585
-
MAUZERALL, D, MULTIPLE EXCITATIONS IN PHOTOSYNTHETIC SYSTEMS, BIOPHYSICAL JOURNAL 16: 87 (1976).
(
10.1016/S0006-3495(76)85665-2
) / BIOPHYSICAL JOURNAL (1976) 10.1126/science.164.3877.301
-
MULLER, A, LIGHT-INTENSITY DEPENDENCE OF IN VIVO FLUORESCENCE LIFETIME OF CHLOROPHYLL, PHOTOCHEMISTRY AND PHOTOBIOLOGY 9: 113 (1969).
(
10.1111/j.1751-1097.1969.tb05916.x
) / PHOTOCHEMISTRY AND PHOTOBIOLOGY (1969) -
Murty, N. R., Photochemistry and Photobiology 4: 917 (1965).
(
10.1111/j.1751-1097.1965.tb07940.x
) / Photochemistry and Photobiology (1965) -
NICHOLSON, W.J., MEASUREMENT OF FLUORESCENT LIFETIMES OF CHLORELLA AND PORPHYRIDIUM IN WEAK LIGHT, BIOCHIMICA ET BIOPHYSICA ACTA 143: 577 (1967).
(
10.1016/0005-2728(67)90063-1
) / BIOCHIMICA ET BIOPHYSICA ACTA (1967) -
PASCHENKO, V.Z., PROBING KINETICS OF PHOTOSYSTEM-I AND PHOTOSYSTEM-II FLUORESCENCE IN PEA CHLOROPLASTS ON A PICOSECOND PULSE FLUOROMETER, BIOCHIMICA ET BIOPHYSICA ACTA 408: 143 (1975).
(
10.1016/0005-2728(75)90006-7
) / BIOCHIMICA ET BIOPHYSICA ACTA (1975) - PASCHENKO, V.Z., KVANTOVAYA ELECTRONI 2: 1336 (1975). / KVANTOVAYA ELECTRONI (1975)
-
RAHMAN, T. S., PHYSICA STATUS SOLIDI B-BASIC RESEARCH 58: 715 (1973).
(
10.1002/pssb.2220580233
) / PHYSICA STATUS SOLIDI B-BASIC RESEARCH (1973) -
SEIBERT, M, PICOSECOND FLUORESCENT KINETICS OF IN-VIVO CHLOROPHYLL, BIOCHIMICA ET BIOPHYSICA ACTA 292: 493 (1973).
(
10.1016/0005-2728(73)90054-6
) / BIOCHIMICA ET BIOPHYSICA ACTA (1973) -
SEIBERT, M, PROBING PHOTOSYNTHESIS ON A PICOSECOND TIME SCALE - EVIDENCE FOR PHOTOSYSTEM-I AND PHOTOSYSTEM-II FLUORESCENCE IN CHLOROPLASTS, BIOPHYSICAL JOURNAL 14: 269 (1974).
(
10.1016/S0006-3495(74)85915-1
) / BIOPHYSICAL JOURNAL (1974) -
SHAPIRO, S.L., ENERGY-TRANSFER IN PHOTOSYNTHESIS - PIGMENT CONCENTRATION EFFECTS AND FLUORESCENT LIFETIMES, FEBS LETTERS 54: 358 (1975).
(
10.1016/0014-5793(75)80939-2
) / FEBS LETTERS (1975) -
SINGHAL, G.S., MEASUREMENT OF FLUORESCENCE LIFETIME OF CHLOROPHYLL A IN VIVO, BIOPHYSICAL JOURNAL 9: 586 (1969).
(
10.1016/S0006-3495(69)86405-2
) / BIOPHYSICAL JOURNAL (1969) - SWENBERG C.E. COMMUNICATION.
- Swenberg C. in preparation.
-
YU, W, FLUORESCENT KINETICS OF CHLOROPHYLL IN PHOTOSYSTEMS-I AND PHOTOSYSTEMS-II ENRICHED FRACTIONS OF SPINACH, BIOCHIMICA ET BIOPHYSICA ACTA 387: 159 (1975).
(
10.1016/0005-2728(75)90060-2
) / BIOCHIMICA ET BIOPHYSICA ACTA (1975)
Dates
Type | When |
---|---|
Created | 18 years, 10 months ago (Oct. 5, 2006, 11:51 a.m.) |
Deposited | 1 year, 7 months ago (Jan. 11, 2024, 4:34 p.m.) |
Indexed | 1 year, 7 months ago (Jan. 11, 2024, 7:04 p.m.) |
Issued | 49 years, 1 month ago (July 16, 1976) |
Published | 49 years, 1 month ago (July 16, 1976) |
Published Print | 49 years, 1 month ago (July 16, 1976) |
@article{Campillo_1976, title={Intensity Dependence of the Fluorescence Lifetime of in vivo Chlorophyll Excited by a Picosecond Light Pulse}, volume={193}, ISSN={1095-9203}, url={http://dx.doi.org/10.1126/science.193.4249.227}, DOI={10.1126/science.193.4249.227}, number={4249}, journal={Science}, publisher={American Association for the Advancement of Science (AAAS)}, author={Campillo, A. J. and Kollman, V. H. and Shapiro, S. L.}, year={1976}, month=jul, pages={227–229} }