The optical properties of leaf structural elements and their contribution to photosynthetic performance and photoprotection

G Karabourniotis, G Liakopoulos, P Bresta… - Plants, 2021 - mdpi.com
Leaves have evolved to effectively harvest light, and, in parallel, to balance photosynthetic
CO2 assimilation with water losses. At times, leaves must operate under light limiting …

Silica deposition in plants: Scaffolding the mineralization

N Zexer, S Kumar, R Elbaum - Annals of Botany, 2023 - academic.oup.com
Background Silicon and aluminium oxides make the bulk of agricultural soils. Plants absorb
dissolved silicon as silicic acid into their bodies through their roots. The silicic acid moves …

New insights into the functions of carbon–calcium inclusions in plants

G Karabourniotis, HT Horner, P Bresta… - New …, 2020 - Wiley Online Library
Carbon–calcium inclusions (CCaI) either as calcium oxalate crystals (CaOx) or amorphous
calcium carbonate cystoliths are spread among most photosynthetic organisms. They …

Effect of light intensity on photosynthesis

R Wimalasekera - Photosynthesis, productivity and …, 2019 - Wiley Online Library
In plants, solar energy is converted into chemical energy by the complex process of
photosynthesis. Crop production is strongly dependent on the photosynthetic rates. In higher …

Raman imaging reveals in-situ microchemistry of cuticle and epidermis of spruce needles

N Sasani, P Bock, M Felhofer, N Gierlinger - Plant Methods, 2021 - Springer
Background The cuticle is a protective layer playing an important role in plant defense
against biotic and abiotic stresses. So far cuticle structure and chemistry was mainly studied …

Visualising silicon in plants: histochemistry, silica sculptures and elemental imaging

G Guerriero, I Stokes, N Valle, JF Hausman, C Exley - Cells, 2020 - mdpi.com
Silicon is a non-essential element for plants and is available in biota as silicic acid. Its
presence has been associated with a general improvement of plant vigour and response to …

Anhydrous β-guanine crystals in a marine dinoflagellate: Structure and suggested function

A Jantschke, I Pinkas, A Hirsch, N Elad… - Journal of Structural …, 2019 - Elsevier
Guanine crystals are used by certain animals, including vertebrates, to produce structural
colors or to enhance vision, because of their distinctive reflective properties. Here we use …

Mineral Deposits in Ficus Leaves: Morphologies and Locations in Relation to Function

M Pierantoni, R Tenne, B Rephael, V Brumfeld… - Plant …, 2018 - academic.oup.com
Ficus trees are adapted to diverse environments and have some of the highest rates of
photosynthesis among trees. Ficus leaves can deposit one or more of the three major …

Unique lignin modifications pattern the nucleation of silica in sorghum endodermis

N Zexer, R Elbaum - Journal of Experimental Botany, 2020 - academic.oup.com
Silicon dioxide in the form of hydrated silica is a component of plant tissues that can
constitute several percent by dry weight in certain taxa. Nonetheless, the mechanism of plant …

Protein-driven biomineralization: comparing silica formation in grass silica cells to other biomineralization processes

S Kumar, F Natalio, R Elbaum - Journal of Structural Biology, 2021 - Elsevier
Biomineralization is a common strategy adopted by organisms to support their body
structure. Plants practice significant silicon and calcium based biomineralization in which …