Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

[Chromatic fluorescence transitions in bean chloroplasts].

S P Kuprin, A K Kukushkin

    Biofizika
    |January 1, 1976
    PubMed
    Summary

    Isolated bean chloroplasts showed decreased fluorescence when exposed to light targeting photosystem I, especially with methylviologen. Preliminary white light and magnesium ion concentration also affected these chromatic fluorescence transients.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    [L.A. Blumenfeld and study of photosynthesis by spectroscopy methods at Chair of Biophysics, Faculty of Physics, Moscow State University].

    Biofizika·2013
    Same author

    [Theoretical study of fluorescence of photosynthetic pigments at complex dependence of intensity of exciting light on time].

    Biofizika·2012
    Same author

    [A theoretical discussion on oscillations of concentrations of P700+ and the intermediates of the Calvin-Benson cycle].

    Biofizika·2010
    Same author

    [Proton transfer via the external proton channel of bacteriorhodopsin].

    Biofizika·2006
    Same author

    [A mathematical model of delayed luminescence oscillations of higher plants and analysis of the reaction rates calculated by the model].

    Biofizika·2005
    Same author

    [A new approach to the problem of oxygen formation in photosynthesis].

    Biofizika·2005

    Area of Science:

    • Plant biology
    • Photosynthesis research
    • Chloroplast biophysics

    Context:

    • Investigating the optical properties of isolated bean chloroplasts.
    • Examining the role of photosystem I in chloroplast fluorescence.
    • Understanding the impact of specific chemical and light conditions on chloroplast behavior.

    Purpose:

    • To analyze chromatic fluorescence transients in isolated bean chloroplasts.
    • To determine the effect of methylviologen on light-induced fluorescence changes.
    • To study the influence of pre-illumination and magnesium ions on chloroplast fluorescence.

    Summary:

    • Observed a reduction in chloroplast fluorescence when light primarily excited photosystem I in the presence of methylviologen.
    • Documented the effects of pre-illumination with white light on fluorescence.
    • Investigated the impact of varying magnesium ion concentrations on fluorescence transients.

    Impact:

    • Provides insights into photosystem I activity and regulation.
    • Contributes to understanding light-harvesting mechanisms in chloroplasts.
    • Offers data for modeling chloroplast responses to environmental stimuli.

    Related Experiment Videos