Results 31 to 40 of about 97,373 (94)

Understanding the Changes in the Circular Dichroism of Light Harvesting Complex II upon Varying Its Pigment Composition and Organization [PDF]

open access: yes, 2007
In this work we modeled the circular dichroism (CD) spectrum of LHCII, the main light harvesting antenna of photosystem II of higher plants. Excitonic calculations are performed for a monomeric subunit, taken from the crystal structure of trimeric LHCII ...
Amerongen, Herbert van,   +5 more
core   +6 more sources

Vibronic coupling explains the ultrafast carotenoid-to-bacteriochlorophyll energy transfer in natural and artificial light harvesters

open access: yes, 2015
The initial energy transfer in photosynthesis occurs between the light-harvesting pigments and on ultrafast timescales. We analyze the carotenoid to bacteriochlorophyll energy transfer in LH2 Marichromatium purpuratum as well as in an artificial light ...
Blankenship R. E.   +14 more
core   +2 more sources

Prolycopene, a Naturally Occurring Stereoisomer of Lycopene [PDF]

open access: yes, 1941
In this paper we record the observation that there occurs in the variety of tomato called "tangerine tomato" a carotenoid, prolycopene, which is an isomer of lycopene; the isomeric relationship is similar to that between lycopene and neolycopene,I and in
LeRosen, A. L.   +3 more
core  

Chloroplast to chromoplast transition in tomato fruit: spectral confocalmicroscopy analyses of carotenoids and chlorophylls in isolated plastids and time-lapse recording on intact live tissue [PDF]

open access: yes, 2011
During evolution, chromoplasts have emerged as plastid structures which accumulate pigments to facilitate flower pollination and seed dispersal of fleshy fruit.
Barsan, Cristina   +7 more
core   +1 more source

Sorghum Carotenoid Variation [PDF]

open access: yes, 2019
Purpose The purpose of this research is to understand the heritability and genetic controls of sorghum grain carotenoids in order to develop a biofortification plan.
Bach, Tory   +3 more
core  

Transient expression in Nicotiana benthamiana for rapid functional analysis of genes involved in non-photochemical quenching and carotenoid biosynthesis. [PDF]

open access: yes, 2016
Plants must switch rapidly between light harvesting and photoprotection in response to environmental fluctuations in light intensity. This switch can lead to losses in absorbed energy usage, as photoprotective energy dissipation mechanisms can take ...
Erickson, Erika   +3 more
core   +1 more source

In Situ Raman Analysis of CO\u2082-Assisted Drying of Fruit-Slices [PDF]

open access: yes, 2017
This work explores the feasibility of applying in situ Raman spectroscopy for the online monitoring of the supercritical carbon dioxide (SC-CO\u2082) drying of fruits. Specifically, we investigate two types of fruits: mango and persimmon.
Bahr, Leo   +6 more
core   +2 more sources

Quantification of Total Phenolic and Carotenoid Content in Blackberries (Rubus Fructicosus L.) Using Near Infrared Spectroscopy (NIRS) and Multivariate Analysis [PDF]

open access: yes, 2018
A rapid method to quantify the total phenolic content (TPC) and total carotenoid content (TCC) in blackberries using near infrared spectroscopy (NIRS) was carried out aiming to provide reductions in analysis time and cost for the food industry.
Del Río Celestino, Mercedes   +6 more
core   +2 more sources

Hyperspectral monitoring of green roof vegetation health state in sub-mediterranean climate: preliminary results [PDF]

open access: yes, 2017
In urban and industrial environments, the constant increase of impermeable surfaces has produced drastic changes in the natural hydrological cycle. Decreasing green areas not only produce negative effects from a hydrological-hydraulic perspective, but ...
Lupo, Emanuela   +4 more
core   +1 more source

Understanding carotenoid losses in orange-fleshed sweet potato in drying and storage [PDF]

open access: yes, 2009
Biofortified orange-fleshed sweet potato (OFSP) is being promoted to tackle vitamin A deficiency, a serious public health problem affecting children and pregnant/lactating women in sub-Saharan Africa.
Bechoff, Aurélie   +4 more
core  

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