Claim · model-written summary
A short PSI-related in vivo fluorescence lifetime (35–45 ps) was found in Physcomitrium patens.
- Taxon
- Physcomitrium patens
Physcomitrium patenst0 - Outcome
- fluorescence lifetimee1
- Value
- 35–45 pse1
- Qualifier
- one shorte1
Verbatim
e1“We found one short (35–45 ps) and one longer (165–190 ps) in vivo photosystem I (PSI)-related fluorescence lifetime”
t0“Physcomitrium patens”
Title
State transitions in Physcomitrium patens studied with time-resolved fluorescence
Dana Verhoeven; Cleo Bagchus; Lotte Jore; et al. Photosynthesis Research 2026. doi:10.1007/s11120-026-01206-4
Other claims from this paper (6)
- Observation A longer PSI-related in vivo fluorescence lifetime (165–190 ps) was found in Physcomitrium patens.
- Mechanism The short fluorescence lifetime is suggested to reflect PSI with a small, plant-like antenna.
- Association State transitions in Physcomitrium patens act most strongly at an exceptionally low actinic light intensity of 3 µmol m − 2 s − 1.
- Association State transitions at this actinic light intensity are suggested to mainly affect PSII and PSI-large in Physcomitrium patens.
- Observation State transitions in Physcomitrium patens rebalance excitation-energy distribution to a similar level as vascular plants, at different light intensities.
- Association State 1 to state 2 transitions in Physcomitrium patens primarily increase the abundance of PSI-large.
