Estimation of Leaf Chlorophyll a, b and Carotenoid Contents and Their Ratios Using Hyperspectral Reflectance

R Sonobe, H Yamashita, H Mihara, A Morita, T Ikka - Remote Sensing, 2020 - mdpi.com
Japanese horseradish (wasabi) grows in very specific conditions, and recent environmental
climate changes have damaged wasabi production. In addition, the optimal culture methods …

Using spectral reflectance to estimate leaf chlorophyll content of tea with shading treatments

R Sonobe, T Sano, H Horie - Biosystems engineering, 2018 - Elsevier
Highlights•Shading imposes light stress on leaves and changes to the pigment
allocation.•Shading made the reflectance lower near the wavelengths of 550 and 740 …

[HTML][HTML] Correlations between macular, skin, and serum carotenoids

CD Conrady, JP Bell, BM Besch… - … & visual science, 2017 - tvst.arvojournals.org
Purpose: Ocular and systemic measurement and imaging of the macular carotenoids lutein
and zeaxanthin have been employed extensively as potential biomarkers of AMD risk. In this …

Can Origanum be a hope for cancer treatment? A review on the potential of Origanum species in preventing and treating cancers

Z Emire, E Yabalak - International Journal of Environmental Health …, 2023 - Taylor & Francis
In this study, the potential of aromatic Origanum species belonging to Lamiaceae family to
prevent and treat cancer was investigated. Since aromatic plants contain phytochemicals …

Use of spectral reflectance from a compact spectrometer to assess chlorophyll content in Zizania latifolia

R Sonobe, H Yamashita, AY Nofrizal, H Seki… - Geocarto …, 2022 - Taylor & Francis
Hyperspectral remote sensing is frequently used to monitor chlorophyll content, an important
characteristic for assessing photosynthetic ability, health and defence against a variety of …

Efficacy of commercially available nutritional supplements: Analysis of serum uptake, macular pigment optical density and visual functional response

RA Bone, PG Davey, BO Roman, DW Evans - Nutrients, 2020 - mdpi.com
Purpose: To compare the change in serum carotenoids, macular pigment optical density
(MPOD) and visual function with the intake of two commercially available nutritional …

Estimating chlorophyll content of Zizania latifolia with hyperspectral data and random forest

AY Nofrizal, R Sonobe, Y Hıroto, A Morita… - International Journal of …, 2022 - dergipark.org.tr
The amount of chlorophyll in a plant useful to indicate its physiological activity and then
changes in chlorophyll content have been used as a good indicator of disease as well as …

CaPSY1 gene plays likely the key role in carotenoid metabolism of pepper (Capsicum annuum) at ripening

X Wei, C Meng, Y Yuan, UK Nath, Y Zhao… - Functional Plant …, 2020 - CSIRO Publishing
Phytoene synthase (PSY) is the first committed enzyme in carotenoid biosynthesis, which
plays important role in ripen fruit colour. However, the roles of CaPSY genes are not …

Applying Variable Selection Methods and Preprocessing Techniques to Hyperspectral Reflectance Data to Estimate Tea Cultivar Chlorophyll Content

R Sonobe, Y Hirono - Remote Sensing, 2022 - mdpi.com
Tea is second only to water as the world's most popular drink and it is consumed in various
forms, such as black and green teas. A range of cultivars has therefore been developed in …

Metabolomic Profiling of Carotenoid Constituents in Physalis peruviana During Different Growth Stages by LC‐MS/MS Technology

Y Yu, X Chen, Q Zheng - Journal of food science, 2019 - Wiley Online Library
With the current ongoing changes in global food demands, natural carotenoids are preferred
by consumers and are gaining attention among food scientists and producers alike …