Optimization of Processing Conditions of Traditional Cured Tuna Loins–Muxama
Abstract
:1. Introduction
2. Results
3. Discussion
4. Materials and Methods
5. Conclusions
Supplementary Materials
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Parameter | Portion of Loin | Model Name and Equation [Reference] | Estimated Model Parameters (±SE) and Significance a | Pseudo-R2 | Assumptions b |
---|---|---|---|---|---|
ZNaCl | Exterior | Zugarramurdi & Lupín [26]: | = −0.009 (0.009) p = 0.9186 = 0.246 (0.019) p < 0.0001 0.100 (0.018) p = 0.0009 | 0.988 | W = 0.952, p = 0.6863 Z = 0.1405, p = 0.8883 |
Interior | Three-parameter logistic [27]: | a = 0.131 (0.002) p < 0.0001 b = 11.778 (0.372) p < 0.0001 c = 2.229 (0.344) p = 0.0003 | 0.999 | W = 0.979, p = 0.9643 Z = −0.671, p = 0.5023 | |
Moisture | Exterior | Three-parameter logistic [27]: | a = 51.389 (0.92) p < 0.0001 b = −0.267 (0.013) p < 0.0001 c = 0.097 (0.014) p = 0.0002 | 0.995 | W = 0.906, p = 0.2553 Z = 0.141, p = 0.8883 |
Interior | Three-parameter logistic [27]: | a = 78.92 (5.96) p < 0.0001 b = 0.11 (0.08) p = 0.2022 c = −0.054 (0.019) p = 0.0256 | 0.993 | W = 0.9637, p = 0.8273 Z = 0, p = 0.9999 | |
aW | Exterior | Four-parameter logistic [27]: | a = 98.41 (3.66) p < 0.0001 b = 78.09 (1.05) p < 0.0001 m = 6.856 (1.645) p = 0.0059 c = 3.884 (1.373) p = 0.0300 | 0.985 | W = 0.964, p = 0.8317 Z = 1.545, p = 0.1223 |
Interior | Four-parameter logistic [27]: | a = 96.11 (1.90) p < 0.0001 b = 85.79 (2.68) p < 0.0001 m = 12.696 (2.988) p = 0.0054 c = 4.716 (4.482) p = 0.3333 | 0.995 | W = 0.863, p = 0.0821 Z = −0.562, p = 0.5741 | |
pH | Exterior | Biexponential [27]: | A1 = 0.223 (0.062) p = 0.0113 lrc1 = −0.491 (0.731) p = 0.5267 A2 = 5.678 (0.053) p < 0.0001 lrc2 = −8.417 (2.407) p = 0.0129 | 0.944 | W = 0.932, p = 0.4702 Z = 0.140, p = 0.8883 |
Interior | Biexponential [27]: | A1 = 0.158 (0.064) p = 0.0491 lrc1 = −0.554 (1.020) p = 0.6063 A2 = 5.819 (0.056) p < 0.0001 lrc2 = −7.170 (0.707) p < 0.001 | 0.943 | W = 0.958, p = 0.7608 Z = −0.562, p = 0.5741 |
Parameter | Factor a (X) | F | p | Model b (Adjusted R2 vs. Predicted R2) |
---|---|---|---|---|
Moisture | Time (t) | 4.95 | 0.0901 | Moisture = 49.67 − 1.03t− 0.83T |
(g·100 g−1) | Temperature (T) | 12.70 | 0.0235 * | (0.7296 vs. 0.5056) |
t × T | 0.22 | 0.6608 | ||
Water activity | t | 23.05 | 0.0086 ** | aW = 0.68 + 97 × 10−3t + 3.9 × 10−3T − 8.6 × 10−4t × T |
(aw) | T | 2.39 | 0.1970 | (0.8045 vs. 0.5532) |
t × T | 6.36 | 0.0652 | ||
ZNaCl | t | 11.84 | 0.0263 * | ZNaCl = −0.108 − 0.010t + 9.27 × 10−5T |
T | 38.92 | 0.0034 ** | (0.8335 vs. 0.6956) | |
t × T | 2.85 | 0.1666 | ||
RNaCl | t | 19.13 | 0.0119 * | RNaCl = 2.87 − 0.63t − 0.07T + 0.05t × T |
T | 62.56 | 0.0014 ** | (0.9255 vs. 0.8296) | |
t × T | 8.23 | 0.0455 * | ||
L* | t | 3.38 | 0.0824 | L* = 98.71 − 11.46t − 3.55T + 0.72t × T |
T | 4.00 | 0.0609 | (0.6450 vs. 0.5355) | |
t × T | 31.95 | <0.0001 *** | ||
a* | t | 0.09 | 0.7742 | a* = 4.93 |
T | <0.01 | 0.9524 | ||
t × T | 2.97 | 0.1001 | ||
b* | t | 1.63 | 0.2166 | b* = 32.36 − 5.83t − 1.92T + 0.36t × T |
T | 0.31 | 0.5842 | (0.4821 vs. 0.3515) | |
t × T | 22.47 | <0.0001 *** | ||
Chroma | t | 1.53 | 0.2300 | C = 25.621 − 4.30t − 1.35T + 0.26t × T |
T | 2.01 | 0.1715 | (0.5862 vs. 0.4819)) | |
t × T | 32.04 | <0.0001 *** | ||
Saturation (Sab) | t | 0.53 | 0.4757 | Sab = 0.01 − 2.0 × 10−3t − 6.8 × 10−4T + 1.2 × 10−4t × T |
T | 0.28 | 0.6039 | (0.4006 vs. 0.2494) | |
t × T | 17.56 | 0.0005 *** | ||
Hue angle (Hab) | t | 0.01 | 0.9443 | Hab = 60.36 |
T | 0.002 | 0.9656 | ||
t × T | 0.65 | 0.4654 | ||
Color difference (ΔE) | t | 0.01 | 0.9170 | ΔE = 41.76 − 8.01t − 1.84T + 0.47t × T |
T | 6.41 | 0.0199 * | (0.3807 vs. 0.2878) | |
t × T | 5.88 | 0.0249 * |
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Esteves, E.; Aníbal, J. Optimization of Processing Conditions of Traditional Cured Tuna Loins–Muxama. Fishes 2018, 3, 3. https://doi.org/10.3390/fishes3010003
Esteves E, Aníbal J. Optimization of Processing Conditions of Traditional Cured Tuna Loins–Muxama. Fishes. 2018; 3(1):3. https://doi.org/10.3390/fishes3010003
Chicago/Turabian StyleEsteves, Eduardo, and Jaime Aníbal. 2018. "Optimization of Processing Conditions of Traditional Cured Tuna Loins–Muxama" Fishes 3, no. 1: 3. https://doi.org/10.3390/fishes3010003