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1. Study of quinoa plant residues as a way to produce energy through thermogravimetric analysis and indexes estimation

Author:
Paniagua Bermejo, Sergio; Prado-Guerra, Alba; García Pérez, Ana Isabel; Calvo Prieto, Luis Fernando
Source:
Renewable energy 2020 v.146 pp. 2224-2233
ISSN:
0960-1481
Subject:
Chenopodium quinoa,   etc   ; biomass; cellulose; combustion; energy; fuels; heat; hulls; lignin content; pseudocereals; pyrolysis; thermal properties; thermogravimetry; weight loss;     Show all 14 Subjects
Abstract:
... Quinoa is a pseudo-cereal employed to provide nutrition and sustenance for a long time. Currently, the consumption of seeds of this plant is increasing. The seed are the only nutritionally part, which implies that both the husks like the rest of biomass represent a residue vaguely studied. Authors had studied the thermal behavior of these quinoa inedible parts. Fuel properties, biomass composition ...
DOI:
10.1016/j.renene.2019.08.056

2. A green analytical assay for the quantitation of the total saponins in quinoa (Chenopodium quinoa Willd.) based on macro lens-coupled smartphone

Author:
León-Roque, Noemí; Aguilar-Tuesta, Silvana; Quispe-Neyra, Juan; Mamani-Navarro, Wile; Alfaro-Cruz, Sarela; Condezo-Hoyos, Luis
Source:
Talanta 2019 v.204 pp. 576-585
ISSN:
0039-9140
Subject:
Chenopodium quinoa,   etc   ; EDTA (chelating agent); bovine serum albumin; chelating agents; foams; mobile telephones; saponins; standard deviation;     Show all 8 Subjects
Abstract:
... The aim of this study was to develop and validate a microtiter macro lens-coupled smartphone (MCS) assay for the quantitation of the total saponins in quinoa based on foam measurement. The 96-well micro plate with a black bottom and an inclination angle = 12.102° of macro lens-coupled smartphone allows to acquire images with a high resolution. The foam stability, a critical aspect for the MCS assa ...
DOI:
10.1016/j.talanta.2019.06.014

3. Changes in saponins, phenolics and antioxidant activity of quinoa (Chenopodium quinoa willd) during milling process

Author:
Han, Yameng; Chi, Jianwei; Zhang, Mingwei; Zhang, Ruifen; Fan, Sanhong; Dong, Lihong; Huang, Fei; Liu, Lei
Source:
Lebensmittel-Wissenschaft + [i.e. und] Technologie 2019 v.114 pp. 108381
ISSN:
0023-6438
Subject:
Chenopodium quinoa,   etc   ; bitterness; ferulic acid; flavonoids; milling; oxygen radical absorbance capacity; saponins; seeds;     Show all 8 Subjects
Abstract:
... Quinoa seeds were milled in order to investigate the effect of the degree of milling (DOM) on the content of saponins, free and bound phenolics, and their antioxidant activity evaluated through oxygen radical absorbance capacity (ORAC) and ferric reducing power (FRAP). Results showed that saponins, responsible for a bitter taste and anti-nutritional effects, can be effectively removed from quinoa ...
DOI:
10.1016/j.lwt.2019.108381

4. Physiological and Morphological Responses of two Quinoa Cultivars (Chenopodium quinoa Willd.) to Drought Stress

Author:
Issa Ali, Oudou; Fghire, Rachid; Anaya, Fatima; Benlhabib, Ouafae; Wahbi, Said
Source:
Gesunde Pflanzen 2019 v.71 no.2 pp. 123-133
ISSN:
0367-4223
Subject:
Chenopodium quinoa,   etc   ; biomass; chlorophyll; cultivars; drought; drought tolerance; health status; leaves; water stress;     Show all 9 Subjects
Abstract:
... The objective of this study was to investigate the drought-related adaptation strategies of two quinoa (Chenopodium quinoa Willd.) cultivars grown under controlled conditions. After 34 days of growth, water was withheld until plants were severely wilted, then they were re-watered and left to recover. 20 days later the experiment was reproduced. We analyzed growth, biomass, stomatal density, leaf w ...
DOI:
10.1007/s10343-019-00460-y

5. Effects of NaCl on Growth and Cesium Absorption in Quinoa (Chenopodium quinoa Willd.)

Author:
Isobe, Katsunori; Nakajima, Emi; Morita, Nozomi; Kawakura, Shihomi; Higo, Masao
Source:
Water, air, and soil pollution 2019 v.230 no.3 pp. 66
ISSN:
0049-6979
Subject:
Chenopodium quinoa,   etc   ; absorption; aerial parts; biomass; cesium; exchangeable potassium; potassium chloride; sodium chloride; soil;     Show all 9 Subjects
Abstract:
... In this study, we clarified the effects of NaCl application on the growth and Cs absorption in quinoa (Chenopodium quinoa Willd.). Pot experiments using Wagner pots (1/5000a) were conducted in an experimental field at Nihon University during 2014, 2015, and 2016, using quinoa variety CICA-127. Growth of quinoa and Cs absorption by quinoa were promoted by the application of NaCl. The Cs content of ...
DOI:
10.1007/s11270-019-4120-2

6. Morphological analysis of Late Pre-Hispanic Peruvian Chenopodium spp.

Author:
Langlie, BrieAnna S.
Source:
Vegetation history and archaeobotany 2019 v.28 no.1 pp. 51-63
ISSN:
0939-6314
Subject:
Chenopodium quinoa,   etc   ; domestication; landraces; scanning electron microscopy; seeds; Andes region; Peru;     Show all 7 Subjects
Abstract:
... Archaeologists measure features in archaeological seeds primarily to document domestication during the Neolithic period. These same methods are less frequently used to study morphological changes associated with cultural selection of landraces later in time. For example, researchers have documented domesticated forms of chenopods during the Formative period in the Andes, yet there remains very lit ...
DOI:
10.1007/s00334-018-0677-8

7. Quinoa protein: Composition, structure and functional properties

Author:
Dakhili, Samira; Abdolalizadeh, Leyla; Hosseini, Seyede Marzieh; Shojaee-Aliabadi, Saeedeh; Mirmoghtadaie, Leila
Source:
Food chemistry 2019 v.299 pp. 125161
ISSN:
0308-8146
Subject:
Chenopodium quinoa,   etc   ; albumins; celiac disease; disulfide bonds; foods; functional properties; globulins; lysine; patients; prolamins; protein content; protein isolates;     Show all 12 Subjects
Abstract:
... Quinoa (Chenopodium quinoa willd.) is an annual herbaceous flowering plant showing appropriate nutritional and functional properties due to its high quality protein with a wide amino acid spectrum, particularly rich in lysine. The mature quinoa seed predominantly consists of 11S-type globulin called chenopodin, comprising about 37% of the total protein, and also 2S albumin accounting for 35% of th ...
DOI:
10.1016/j.foodchem.2019.125161

8. Accumulation of Ions in Shoot and Seed of Quinoa (Chenopodium ‎quinoa Willd.) Under Salinity Stress

Author:
Maleki, Parisa; Saadat, Saeed; Bahrami, Hossein Ali; Rezaei, Hamed; Esmaeelnejad, Leila
Source:
Communications in soil science and plant analysis 2019 v.50 no.6 pp. 782-793
ISSN:
1532-2416
Subject:
Chenopodium quinoa,   etc   ; calcium; filling period; flowering; halophytes; ions; irrigation; magnesium; saline soils; salinity; salt stress; seeds; semiarid zones; sodium; vegetation;     Show all 15 Subjects
Abstract:
... Quinoa (Chenopodium quinoa Willd.) is a high-nutrient halophyte suitable for ‎cultivating in semi-arid climates and saline soils. The current study investigated the ‎effect of various water salinities (ECᵢ) (i.e., 0.3, 10, 15, 20, and 25 dS m⁻¹) and different ‎irrigation methods (IMs) on accumulation of calcium (Ca), magnesium (Mg), ‎sodium (Na), and chloride (Cl) ions in shoot (stem+leaves) of qu ...
DOI:
10.1080/00103624.2019.1589486

9. Quinoa intake reduces plasma and liver cholesterol, lessens obesity-associated inflammation, and helps to prevent hepatic steatosis in obese db/db mouse

Author:
Noratto, Giuliana D.; Murphy, Kevin; Chew, Boon P.
Source:
Food chemistry 2019
ISSN:
0308-8146
Subject:
Chenopodium quinoa,   etc   ; biomarkers; chemical constituents of plants; cholesterol; diet; fatty liver; human nutrition; inflammation; insulin; interleukins; liver; mice; models; nutrients;     Show all 14 Subjects
Abstract:
... The purpose of this study was to investigate if quinoa (Chenopodium quinoa Willd.), a good source of nutrients, fibre, and phytochemicals, can modulate risk disease biomarkers on obese-diabetic (db/db) mice. The db/db mice fed quinoa-supplemented (quinoa) or AIN-93G diet (obese) were compared to lean control fed AIN-93G diet.Quinoa intake reduced at significant level plasma total-cholesterol (tota ...
DOI:
10.1016/j.foodchem.2019.02.061

10. Physicochemical characterization of quinoa (Chenopodium quinoa) flour and isolated starch

Author:
Contreras-Jiménez, Brenda; Torres-Vargas, Olga L.; Rodríguez-García, Mario E.
Source:
Food chemistry 2019 v.298 pp. 124982
ISSN:
0308-8146
Subject:
Chenopodium quinoa,   etc   ; X-radiation; amylopectin; amylose; computer software; human health; lipids; magnesium; minerals; nanocrystals; quinoa flour; solubilization; sulfur; thickeners; viscosity; water uptake;     Show all 16 Subjects
Abstract:
... This work studies the physicochemical properties of quinoa flour and isolated starch. Starch in the seed forms clusters rich in amylopectin that are immersed in a matrix with spherical and polygonal shapes in the submicron scale. The isolated quinoa starch is rich in Sulphur and Magnesium. The quinoa flour has a higher content of protein, carbohydrates and lipids than isolated starch. Water absorp ...
DOI:
10.1016/j.foodchem.2019.124982

11. Effect of high hydrostatic pressure on physicochemical properties of quinoa flour

Author:
Zhu, Fan; Li, Hang
Source:
Lebensmittel-Wissenschaft + [i.e. und] Technologie 2019 v.114 pp. 108367
ISSN:
0023-6438
Subject:
Chenopodium quinoa,   etc   ; enthalpy; gelatinization; gels; hardness; high pressure treatment; in vitro digestion; nonthermal processing; nutritive value; pasting properties; quinoa flour; starch; viscosity; water solubility; whole grain foods;     Show all 15 Subjects
Abstract:
... High hydrostatic pressure (HHP) has potential to modify physicochemical properties of food systems. Quinoa (Chenopodium quinoa) has attracted research focus for nutritional properties. Three different types of whole grain quinoa flour were processed using HHP up to 600 MPa. HHP of 500 and 600 MPa decreased the viscosity during pasting event (e.g., peak viscosity from 4.90 to 0.18 Pa⋅s), gel hardne ...
DOI:
10.1016/j.lwt.2019.108367

12. Production of White, Red and Black Quinoa (<i>Chenopodium quinoa</i> Willd Var. Real) Protein Isolates and Its Hydrolysates in Germinated and Non-Germinated Quinoa Samples and Antioxidant Activity Evaluation

Author:
Piñuel, Lucrecia; Boeri, Patricia; Zubillaga, Fanny; Barrio, Daniel Alejandro; Torreta, Joaquin; Cruz, Andrea; Vásquez, Grace; Pinto, Adelita; Carrillo, Wilman
Source:
Plants 2019 v.8 no.8
ISSN:
2223-7747
Subject:
Chenopodium quinoa,   etc   ; 2,2-diphenyl-1-picrylhydrazyl; Danio rerio; albumins; embryo (animal); germination; globulins; hydrolysates; models; oxygen radical absorbance capacity; protein composition; protein isolates; reactive oxygen species; seeds;     Show all 14 Subjects
Abstract:
... Red, black and white seeds quinoa were germinated at 28 °C during 24 (G1), 48 and 72 h (G3). Red quinoa presented a higher percentage of germination with a value of 46% of germination at 72 h. Quinoa protein isolate (QPI) was obtained by alkaline extraction (pH 8.0) followed by an isoelectric precipitation (pH 4.5) from white, red and black quinoa seeds, germinated QPI-G1 or QPI-G3 and non-ger ...
DOI:
10.3390/plants8080257

13. Tolerance of Three Quinoa Cultivars (<i>Chenopodium quinoa</i> Willd.) to Salinity and Alkalinity Stress During Germination Stage

Author:
Stoleru, Vasile; Slabu, Cristina; Vitanescu, Maricel; Peres, Catalina; Cojocaru, Alexandru; Covasa, Mihaela; Mihalache, Gabriela
Source:
Agronomy 2019 v.9 no.6
ISSN:
2073-4395
Subject:
Chenopodium quinoa,   etc   ; cultivars; rice; germination; hypocotyls; salinity; wheat flour; proline; biometry; nutritive value; salt concentration; sodium; sodium chloride; alkalinity; salt stress; stress tolerance; Denmark;     Show all 17 Subjects
Abstract:
... Salinity and alkalinity are two of the main causes for productivity losses in agriculture. Quinoa represents a better alternative for global food products such as rice and wheat flour due to its high nutritional value and abiotic stress tolerance. Three cultivars of quinoa seeds (Titicaca, Puno and Vikinga) originating from Denmark were used in the experiments. The seeds were germinated under the ...
DOI:
10.3390/agronomy9060287

14. Chemical and nutritional characterization of Chenopodium quinoa Willd (quinoa) grains: A good alternative to nutritious food

Author:
Pereira, Eliana; Encina-Zelada, Christian; Barros, Lillian; Gonzales-Barron, Ursula; Cadavez, Vasco; C.F.R. Ferreira, Isabel
Source:
Food chemistry 2019 v.280 pp. 110-114
ISSN:
0308-8146
Subject:
Chenopodium quinoa,   etc   ; carbohydrates; color; fatty acids; food industry; gamma-tocopherol; grains; ingredients; nutrient content; nutritive value; oxalic acid; proteins; pseudocereals; statistical analysis;     Show all 14 Subjects
Abstract:
... With the purpose of valuing the species Chenopodium quinoa Willd (quinoa), as well as encouraging the consumption of its grains, this study aimed at providing a detailed evaluation of the nutritional value and chemical composition of several quinoa grains of different colour varieties (black, red and white) from different origins. The results demonstrated an excellent composition, namely in the pr ...
DOI:
10.1016/j.foodchem.2018.12.068

15. Application of NIR imaging to the study of expanded snacks containing amaranth, quinoa and kañiwa

Author:
Ramos-Diaz, Jose Martin; Rinnan, Åsmund; Jouppila, Kirsi
Source:
Lebensmittel-Wissenschaft + [i.e. und] Technologie 2019 v.102 pp. 8-14
ISSN:
0023-6438
Subject:
Chenopodium quinoa,   etc   ; Chenopodium pallidicaule; gluten-free foods; grains; hardness; image analysis; least squares; near-infrared spectroscopy; protein structure; roughness; sensation; sensory evaluation; snacks; texture; wavelengths; Andes region;     Show all 16 Subjects
Abstract:
... Amaranth (Amarantus caudatus), quinoa (Chenopodium quinoa) and kañiwa (Chenopodium pallidicaule) are Andean grains that are gaining interest as nutritious gluten-free alternatives to conventional cereals. Near infrared (NIR) imaging was applied to extrudates containing 20, 35% and 50% amaranth, quinoa and kañiwa in order to study the spatial distribution of fibre and protein along the cross-sectio ...
DOI:
10.1016/j.lwt.2018.12.029

16. Molecular characterization of Ecuadorian quinoa (Chenopodium quinoa Willd.) diversity: implications for conservation and breeding

Author:
Salazar, Juan; de Lourdes Torres, María; Gutierrez, Bernardo; Torres, Andrés Francisco
Source:
Euphytica 2019 v.215 no.3 pp. 60
ISSN:
0014-2336
Subject:
Chenopodium quinoa,   etc   ; alleles; breeding programs; food security; genetic variation; germplasm; heterozygosity; inbreeding; landraces; microsatellite repeats; nutritive value; plant breeding; seeds; Andes region; Ecuador;     Show all 15 Subjects
Abstract:
... Quinoa (Chenopodium quinoa Willd.) is recognized as an important crop to improve global food security. It has gained international recognition because of the nutritional value of its seeds and its broad agronomic resilience. Although several studies have attempted to characterize the genetic diversity of quinoa, none have focused on evaluating germplasm from Ecuador; the latter considered a releva ...
DOI:
10.1007/s10681-019-2371-z

17. The Incidence and Genetic Diversity of Potato virus S in Serbian Seed Potato Crops

Author:
Ristić, Danijela; Vučurović, Ivan; Kuzmanović, Slobodan; Pfaf-Dolovac, Erika; Aleksić, Goran; Vučurović, Ana; Starović, Mira
Source:
Potato research 2019 v.62 no.1 pp. 31-46
ISSN:
0014-3065
Subject:
Chenopodium quinoa,   etc   ; Potato virus S; cultivars; genetic variation; phylogeny; potatoes; seed tubers; viruses; Chile; Iran; Korean Peninsula; Serbia; Syria; United States;     Show all 14 Subjects
Abstract:
... It is essential that certified potatoes are free from known viruses which can negatively affect quality and yield. However, very little is known about the distribution and frequency of Potato virus S (PVS) in Serbia. Until 2014, PVS was present sporadically in the domestic seed potato production. The incidence of PVS was studied by a molecular method over 3 years (2014–2016) in four important pota ...
DOI:
10.1007/s11540-018-9395-y

18. Effect of high temperature on pollen morphology, plant growth and seed yield in quinoa (Chenopodium quinoa Willd.)

Author:
Hinojosa, Leonardo; Matanguihan, Janet B.; Murphy, Kevin M.
Source:
Journal of agronomy and crop science 2019 v.205 no.1 pp. 33-45
ISSN:
0931-2250
Subject:
Chenopodium quinoa,   etc   ; exine; flowering; genotype; heat stress; leaves; night temperature; photosynthesis; plant growth; pollen; seed set; seed size; seed yield; viability;     Show all 14 Subjects
Abstract:
... Quinoa (Chenopodium quinoa Willd.) has gained considerable attention worldwide during the past decade due to its nutritional and health benefits. However, its susceptibility to high temperatures has been reported as a serious obstacle to its global production. The objective of this study was to evaluate quinoa growth and pollen morphology in response to high temperatures. Pollen morphology and via ...
DOI:
10.1111/jac.12302
CHORUS:
10.1111/jac.12302

19. Porous organic cage incorporated monoliths for solid-phase extraction coupled with liquid chromatography-mass spectrometry for identification of ecdysteroids from Chenopodium quinoa Willd

Author:
Wang, Hongwei; Tan, Jianeng; Shang, Xianchao; Zheng, Xuan; Liu, Xinmin; Wang, Jing; Hou, Xiaodong; Du, Yongmei
Source:
Journal of chromatography 2019 v.1583 pp. 55-62
ISSN:
0021-9673
Subject:
Chenopodium quinoa,   etc   ; Fourier transform infrared spectroscopy; adsorption; desorption; ecdysteroids; liquid chromatography; nitrogen; polymerization; scanning electron microscopy; solid phase extraction; tandem mass spectrometry; thermogravimetry; transmission electron microscopy;     Show all 13 Subjects
Abstract:
... Here, a porous organic cage (POC)-incorporated polymeric monolith was fabricated in a syringe through the introduction of the POC into poly(ethylene glycol dimethacrylate) monolith in a one-step traditional free-radical polymerization proceess. The resulting monolithic phases were characterized by scanning electron microscopy (SEM), transmission electron microscopy (TEM), Fourier-transform infrare ...
DOI:
10.1016/j.chroma.2018.11.019

20. Biofiltration of the antibacterial drug sulfamethazine by the species Chenopodium quinoa and its further biodegradation through anaerobic digestion

Author:
Turcios, Ariel E.; Papenbrock, Jutta
Source:
Journal of environmental sciences (China) 2019 v.75 pp. 54-63
ISSN:
1001-0742
Subject:
Chenopodium quinoa,   etc   ; anaerobic digestion; antibiotics; biodegradation; biofiltration; crop residues; culture media; halophytes; hydroponics; methane; methane production; plant organs; plant tissues; seeds; sodium chloride; sulfamethazine;     Show all 16 Subjects
Abstract:
... The biofiltering capacity, distribution patterns and degradation of the antimicrobial sulfamethazine (SMT) by halophyte Chenopodium quinoa under hydroponic conditions and its further biodegradation through anaerobic digestion were evaluated. C. quinoa was cultivated for a complete life cycle under different concentrations of SMT (0, 2 and 5mg/L) and sodium chloride (0 and 15g/L). C. quinoa is able ...
DOI:
10.1016/j.jes.2018.02.022