scholarly journals Volatile compounds trigger the pleasant strong aroma of new cultivar Gama Melon Parfum during growth and maturation

Author(s):  
Umar Hafidz Asy'ari Hasbullah ◽  
Supriyadi Supriyadi ◽  
Budi Setiadi Daryono

Melon (Cucumis melo L.) cv. Gama Melon Parfum (GMP) is the new cultivar from cross-breeding of Natsuno Omoide (NO3) female parent and Miyamauri (MR5) male with phenotypic characteristics that is prominent such as very strong pleasant aroma when ripe. The physiological characteristics will be changed which have an impact on the formation of volatile compounds during fruit development. Therefore, the profile of strong volatile aroma compounds during fruit development to is critical to be identified. The volatile compounds analysis was performed on fruits harvested at 7, 14, 21, 28, and 35 days after pollination and storage at -20°C. Gas chromatography-mass spectrometry (GC-MS) was used for volatile identification. The results showed some volatile compounds changed during fruit development consisted of 8 esters, 2 alcohols, 1 acid, 3 terpenoids, and 3 hydrocarbons. The profile of volatile compounds was dominated by esters, followed by alcohols and acid respectively. Interestingly, the characteristics of the volatile compounds can differentiate between the ripe stage and unripe stage using principal component analysis. The findings of this study can be used to improve the quality aroma of GMP.

Plants ◽  
2021 ◽  
Vol 10 (10) ◽  
pp. 2166
Author(s):  
Drishti Majithia ◽  
Rita Metrani ◽  
Nitin Dhowlaghar ◽  
Kevin M. Crosby ◽  
Bhimanagouda S. Patil

Cucumis melo L is one of the most commercial and economical crops in the world with several health beneficial compounds as such carotenoids, amino acids, vitamin A and C, minerals, and dietary fiber. Evaluation of the volatile organic compounds (VOCs) in different melon (Cucumis melo L.) breeding lines provides useful information for improving fruit flavor, aroma, and antimicrobial levels. In this study, the VOCs in 28 melon breeding lines harvested in 2019 were identified and characterized using head space solid-phase microextraction (HS-SPME) coupled with gas chromatography-mass spectrometry (GC-MS). This identified 113 VOCs with significant differences in composition and contents of among the breeding lines, including 15 esters, 27 aldehydes, 35 alcohols, 14 ketones, 4 acids, 10 hydrocarbons, 5 sulfurs, and 3 other compounds. The highest average contents of all the VOCs were found in BL-30 (13,973.07 µg/kg FW) and the lowest were in BL-22 (3947.13 µg/kg FW). BL-9 had high levels of carotenoid-derived VOCs. The compounds with the highest contents were benzaldehyde, geranylacetone, and β-ionone. Quality parameters such as color and sugar contents of melons were also measured. All the melon color readings were within the typical acceptable range. BL-22 and BL-14 had the highest and lowest sugar contents, respectively. Principal component analysis (PCA) produced diverse clusters of breeding lines based on flavor and aroma. BL-4, BL-7, BL-12, BL-20, and BL-30 were thus selected as important breeding lines based on their organoleptic, antimicrobial, and health-beneficial properties.


Foods ◽  
2021 ◽  
Vol 10 (6) ◽  
pp. 1180
Author(s):  
Xiaoyu Yin ◽  
Qian Chen ◽  
Qian Liu ◽  
Yan Wang ◽  
Baohua Kong

Smoking is mainly used to impart desirable flavour, colour and texture to the products. Various food smoking methods can be divided into traditional and industrial methods. The influences of three different smoking methods, including traditional smouldering smoke (TSS), industrial smouldering smoke (ISS) and industrial liquid smoke (ILS), on quality characteristics, sensory attributes and flavour profiles of Harbin red sausages were studied. The smoking methods had significant effects on the moisture content (55.74–61.72 g/100 g), L*-value (53.85–57.61), a*-value (11.97–13.15), b*-value (12.19–12.92), hardness (24.25–29.17 N) and chewiness (13.42–17.32). A total of 86 volatile compounds were identified by headspace solid phase microextraction combined with comprehensive two-dimensional gas chromatography mass spectrometry (GC × GC-qMS). Among them, phenolic compounds were the most abundant compounds in the all sausages. Compared with sausages smoked with smouldering smoke, the ILS sausages showed the highest content of volatile compounds, especially phenols, alcohols, aldehydes and ketones. Principal component analysis showed that the sausages smoked with different methods had a good separation based on the quality characteristics and GC × GC-qMS data. These results will facilitate optimising the smoking methods in the industrial production of smoked meat products.


2018 ◽  
Vol 81 (8) ◽  
pp. 1231-1239 ◽  
Author(s):  
Francisca Aliny Nunes Silva ◽  
Alexander Alves da Silva ◽  
Nayanny de Sousa Fernandes ◽  
Tigressa Helena Soares Rodrigues ◽  
Kirley Marques Canuto ◽  
...  

2004 ◽  
Vol 55 (12) ◽  
pp. 1241 ◽  
Author(s):  
Robert L. Long ◽  
Kerry B. Walsh ◽  
Gordon Rogers ◽  
David J. Midmore

Various source–sink perturbations were employed to alter partitioning to orange flesh melon (Cucumis melo L. reticulatus group) and thus to influence fruit biomass and soluble sugar content (indexed as total soluble solids of fruit juice, % TSS), with attention given to the timing of treatment application. A strong relationship existed between harvest index and fruit mass (r2 = 0.88) in control plants, whereas the correlation with fruit TSS was poor (r2 = 0.11). Augmentation of assimilate supply to fruit early in fruit development (before approx. 21 days before harvest, DBH) resulted in more fruit set and increased fruit biomass, whereas augmentation after 21 DBH resulted in increased fruit TSS. Thus, fruit biomass was increased (1644 cf. 1442 g FW per fruit for control, P = 0.02), but not TSS, on plants in which fruit set was delayed (source biomass increased, harvest index decreased from 59% for control to 38%). Treatment of plants with a cytokinin-based vegetative growth inhibitor at 14 DBH produced fruit with higher TSS (11.3 cf. 10.7% for control). Thinning fruit to leave 1 fruit per plant 1 week before harvest increased the proportion of fruit in a population that exceeded a quality control standard of 10% TSS from 20 to 80%. Variations in plant response with timing of treatment application are interpreted in terms of fruit development (cell division, cell expansion, and sugar accumulation phases). Although a detriment to yield (15 cf. 31 t/ha for control), the fruit thinning treatment was recommended for commercial use and a simple model was developed to calculate the required farm-gate price of fruit to make thinning economically viable.


Foods ◽  
2021 ◽  
Vol 10 (1) ◽  
pp. 83
Author(s):  
Dong Han ◽  
Chun-Hui Zhang ◽  
Marie-Laure Fauconnier

The study aimed to investigate the influence of seasoning formulations (SP1: water; SP2: water and salt; SP3: water, salt and spices; SP4: water, salt, spices and soy sauce; SP5: water, salt, spices, soy sauce, sugar; SP6: water, salt, spices, soy sauce, sugar and cooking wine) on the volatile profiles and sensory evaluation of stewed pork. Volatile compounds were extracted using solid phase microextraction (SPME), then analysed by gas chromatography-mass spectrometry/olfactometry (GC-MS/O) and two-dimensional gas chromatographic combined with time-of-fight mass spectrometry (GC × GC-TOFMS). The results revealed that the most abundant volatile compounds, especially aldehydes, were presented in the stewed pork using SP1 and SP2. This indicated that the stewed pork with water and salt could promote lipid oxidation and amino acid degradation. As revealed by principal component analysis (PCA), the stewed pork samples with SP3 were located on the opposite side of that with SP4, SP5, and SP6 in the first and third principal component (PC1-PC3), which indicated that the overall flavour formed by adding spices was significantly different from that of adding soy sauce, sugar, and cooking wine. Sensory evaluation showed that stronger spicy, caramel, and soy sauce odour were present in samples SP3, SP4, SP5, and SP6. This study has indicated that the addition of food seasoning had a positive effect on flavour profiles of stewed pork, particularly for salt and spices.


2008 ◽  
pp. 355-362
Author(s):  
P. Fuggate ◽  
C. Wongs-Aree ◽  
K.L. Kyu ◽  
S. Kanlayanarat ◽  
S. Noichinda

1998 ◽  
Vol 61 (10) ◽  
pp. 1352-1357 ◽  
Author(s):  
G. NTIRAMPEMBA ◽  
B. E. LANGLOIS ◽  
D. D. ARCHBOLD ◽  
T. R. HAMILTON-KEMP ◽  
M. M. BARTH

Aerobic, microaerophilic, coliform, and mold populations of Botrytis cinerea -inoculated strawberry fruit not exposed (control) or exposed to low and high quantities of four volatile compounds during storage at 2°C were determined after storage for 7 days and after removal of the volatile and transfer to 22°C for 3 days. Fruit harvested at the ripe stage were inoculated with 106 conidia B. cinerea per ml and were placed in plastic containers containing no volatile compound (control) or two quantities of (E)-2-hexenal (10 or 100 μl), (E)-2-hexenal diethyl acetal (30 or 300 μl), benzaldehyde (30 or 300 μl), or methyl benzoate (12 or 60 μl). The fruit containers were overwrapped with a low-density polyethylene film, sealed, stored at 2°C for 7 days, and then transferred to 22°C for 3 days. Aerobic, microaerophilic, and coliform populations of fruit exposed to volatile compounds tended to be lower than the Controls after storage at 2°C for 7 days and, depending on the volatile compound, similar, lower, or higher than the Controls after transfer and storage at 22°C. However, due to variability in initial aerobic, microaerophilic, and coliform populations of the fruit used in the different trials (P < 0.05), none of the differences between control and treatment and between treatments within a sample time were significant (P > 0.05). Strawberry fruit exposed to 100 μl of (E)-2-hexenal was the only treatment that did not show a significant increase in mold populations after transfer and storage at 22°C for 3 days. Additional studies are needed to determine if (E)-2-hexenal can be used in combination with other postharvest storage conditions, such as low temperature and controlled/modified atmosphere, to delay mold spoilage and extend the shelf life of the strawberry.


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