1. Background
2. Objectives
3. Methods
3.1. Composition Assays of Fecal Proteins
3.2. Assays of Fecal Amino Acids Profile
3.3. Assays of Fecal Fatty Acids Profile
3.4. Statistical Analysis
4. Results
| Protein Molecular Weight (KDa) | Relative Proportion (%) | |
|---|---|---|
| RD Group | H Group | |
| 150 - 160 | 12.09 ± 2.45A | 14.23 ± 3.83A |
| 140 - 150 | 7.07 ± 4.27A | 5.03 ± 2.15A |
| 84 - 85 | 10.88 ± 5.38A | 0B |
| 79 - 80 | 7.70 ± 4.33A | 1.47 ± 0.25B |
| 67 - 69 | 0A | 8.25 ± 2.05B |
| 58 - 66 | 19.51 ± 5.72A | 11.67 ± 7.77A |
| 50 - 55 | 6.55 ± 1.77A | 0B |
| 43 - 44 | 6.20 ± 1.21A | 8.42 ± 2.12A |
| 42 - 43 | 11.46 ± 2.05A | 7.68 ± 1.34A |
| 39 - 41 | 17.19 ± 6.93A | 16.42 ± 4.46A |
| 37 - 39 | 10.02 ± 4.87A | 10.21 ± 4.00A |
| 35 - 37 | 6.55 ± 2.03A | 5.16 ± 1.64A |
| 33 - 35 | 6.60 ± 1.76A | 9.76 ± 2.65A |
| 30 - 31 | 8.75 ± 6.92A | 6.23 ± 3.82A |
| 22 - 26 | 22.60 ± 11.11A | 29.12 ± 11.94A |
| 19 - 20 | 14.35 ± 9.41A | 10.57 ± 4.34A |
| 14 - 16 | 10.48 ± 5.60A | 12.7 5± 0.30A |
aSuperscripts with different capital letters within the same row are significantly different (P < 0.05).
| Amino Acid Ingredient | Levels (mg/100 mg) | |
|---|---|---|
| RD Group | H Group | |
| Aspartic acid | 0.288 ± 0.158A | 0.561 ± 0.190B |
| Threonine | 0.244 ± 0.119A | 0.463 ± 0.174B |
| Serine | 0.208 ± 0.117A | 0.374 ± 0.133B |
| Glutamic acid | 0.457 ± 0.261A | 0.766 ± 0.260B |
| Glycinc | 0.149 ± 0.085A | 0.275 ± 0.098B |
| Alanine | 0.194 ± 0.106A | 0.380 ± 0.116B |
| Cystine | 0.147 ± 0.057A | 0.189 ± 0.063A |
| Valine | 0.271 ± 0.111A | 0.430 ± 0.108B |
| Methionine | 0.224 ± 0.134A | 0.440 ± 0.242B |
| Isoleucine | 0.131 ± 0.076A | 0.223 ± 0.079B |
| Leucine | 0.244 ± 0.137A | 0.421 ± 0.155B |
| Tyrosine | 0.097 ± 0.420A | 0.137 ± 0.077A |
| Phenylalanine | 0.179 ± 0.077A | 0.258 ± 0.082B |
| Lysine | 0.218 ± 0.169A | 0.354 ± 0.175B |
| Histidine | 0.087 ± 0.041A | 0.126 ± 0.047B |
| Arginine | 0.118 ± 0.073A | 0.254 ± 0.096B |
| Proline | 0.171 ± 0.078A | 0.288 ± 0.136B |
| Isoleucine | 0.131 ± 0.076A | 0.223 ± 0.079B |
| Leucine | 0.244 ± 0.137A | 0.421 ± 0.155B |
aSuperscripts with different capital letters within the same row are significantly different (P < 0.05).
| Fatty Acid Ingredient | Relative Proportion (%) | |
|---|---|---|
| RD Group | H Group | |
| Butyric acid (C4:0) | 6.322 ± 1.101A | 9.241 ± 1.950B |
| Caprylic acid (C8:0) | 0.753 ± 0.106A | 0B |
| Decanoic acid (C10:0) | 0.691 ± 0.150A | 0.244 ± 0.118B |
| Undecanoic acid (C11:0) | 0.380 ± 0.084A | 0B |
| Lauric acid (C12:0) | 6.431 ± 1.701A | 1.336 ± 0.142B |
| Tridecanoic acid (C13:0) | 0.340 ± 0.106A | 0B |
| Myristic acid (C14:0) | 11.862 ± 7.845A | 3.783 ± 0.674B |
| Myristoleic acid (C14:1) | 0.331 ± 0.177A | 0B |
| Pentadecanoic acid (C15:0) | 0.837 ± 0.310A | 0.893 ± 0.327A |
| Palmitic acid (C16:0) | 32.727 ± 3.219A | 19.596 ± 3.150B |
| Palmitoleic acid C (16:1) | 1.293 ± 0.504A | 1.191 ± 0.555A |
| Heptadecanoic acid (C17:0) | 1.255 ± 0.971A | 1.739 ± 0.686A |
| Cis-10-heptadecaenoic acid (C17:1) | 0.355 ± 0.313A | 0B |
| Stearic acid (C18:0) | 23.598 ± 5.804A | 20.369 ± 5.954A |
| Elaidic acid (C18:1N9T) | 0.228 ± 0.067A | 7.63 ± 2.076B |
| Oleic acid (C18:1N9C) | 21.468 ± 5.080A | 11.977 ± 4.783B |
| Linoleic acid (C18:2N6C) | 14.45 ± 9.581A | 29.798 ± 22.075B |
| Arachidic acid (C20:0) | 1.612 ± 0.487A | 1.114 ± 0.279A |
| γ-linoleic acid (C18:3N6) | 0.058 ± 0.031A | 0B |
| Cis-11-ethylenic acid (C20:1) | 1.527 ± 0.441A | 1.249 ± 0.998A |
| α-linoleic acid (C18:3N3) | 1.592 ± 0.322A | 1.348 ± 0.752A |
| Heneicosanoic acid (C21:0) | 0.321 ± 0.105A | 0.338 ± 0.205A |
| Cis-11,14-icotenic acid (C20:2) | 0.658 ± 0.251A | 3.023 ± 0.929B |
| Behenic acid (C22:0 | 1.034 ± 0.872A | 0.955 ± 0.273A |
| Cis-8,11,14-epoxyeicosatrienoic acids (C23:6) | 0.437 ± 0.396A | 0.598 ± 0.386A |
| Erucic acid (C22:1N9) | 0.511 ± 0.171A | 0.956 ± 0.333A |
| Cis-11,14,17-epoxyeicosatrienoic acids (C20:3N3) | 0A | 0.602 ± 0.367B |
| Arachidonic acid (C20:4N6) | 2.235 ± 2.013A | 3.177 ± 0.884A |
| Cis-13, 16- docosanoic acid (C22:2) | 0A | 2.294 ± 0.798B |
| Lignoceric acid (C24:0) | 0.625 ± 0.473A | 1.06 ± 0.055A |
| Cis-7,10,13,16,19-docosapentaenoic acid (C20:5N3) | 0A | 7.068 ± 4.510B |
| Nervonic acid C24:1 | 0.362 ± 0.220A | 0.454 ± 0.362A |
| Cis-4,7,10,13,16,19-docosahexaenoic acid (C22:6N3) | 0.918 ± 0.881A | 1.041 ± 0.506A |
aSuperscripts with different capital letters within the same row are significantly different (P < 0.05).
