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. 2021 Feb 17;8:660794. doi: 10.3389/fvets.2021.660794

Corrigendum: Impact of Zinc and/or Herbal Mixture on Ruminal Fermentation, Microbiota, and Histopathology in Lambs

Daniel Petrič 1, Dominika Mravčáková 1, Katarína Kucková 1, Svetlana Kišidayová 1, Adam Cieslak 2, Malgorzata Szumacher-Strabel 2, Haihao Huang 2, Pawel Kolodziejski 3, Anna Lukomska 4, Sylwester Slusarczyk 5, Klaudia Čobanová 1, Zora Váradyová 1,*
PMCID: PMC7926268  PMID: 33681338

In the original article, there was a mistake in Table 2 and Table 3 as published. In the columns under m/z [M-H]- in all expressions separating numbers from decimals, there should be dots (.) not a slash (/). The corrected Tables 2 and 3 appear below.

Table 2.

Concentrations of the main bioactive compounds in medicinal herbs (g/kg DM).

RT (min) UV (nm) m/z[M-H] MS2 MS2 fragments Formula Compounds Flavonoids Phenolic acids
Fumaria officinalis
7.00 250/326 295.046 179.0338 C13H12O8 Caffeoylmalic acid 1.212
7.80 227/315 163.0395 119.0499 C9H8O3 O-Coumaric acid 0.742
9.00 255/352 625.1398 301.0337 C27H30O17 Quercetin-O-Hex-Hex 2.384
9.40 255/352 595.1287 301.0339 C26H28O16 Quercetin O-Pen-Hex 3.500
9.90 252/351 609.1472 300.0279 285 C27H30O16 Isoquercitrin O-Dhex 0.934
10.20 255/354 463.0882 301.0337 C21H20O12 Quercetin O-Hex 1.706
10.90 221/329 593.1520 285.0397 C27H30O15 Kaempferol-3-O-rutinoside 0.464
11.50 255/365 639.1561 315.0504 C28H32O17 Isorhamnetin-O-Hex-Hex 0.558
Total contents: 12.211 3.961
Malva sylvestris
7.00 523 757.1846 347.0761 329,261,509 C32H39O21 Delphinidin 5-glucoside 3-lathyroside 1.644
7.90 308 163.0381 119.0502 C9H8O3 Coumarinic acid 0.468
10.00 609.1458 301.0330 C27H31O16 Quercetin-3-O-rutinoside 0.395
10.20 268/343 447.0928 285.0386 C21H20O11 Kaempferol-O-Hex 0.494
11.40 268/336 431.0978 269.0435 C21H20O10 Apigenin-O-Hex 1.560
Total contents: 6.479 0.654
Artemisia absinthium
4.10 215/325 353.0877 191.0567 179,161,135 C16H18O9 Chlorogenic acid 3.416
11.00 515.1193 353.0867 191,179,135 C25H24O12 1.5-Dicaffeoylquinic acid 2.124
11.20 653.1719 345.0595 330,302 C29H34O17 Spinacetin 3-rutinoside 0.241
11.70 515.1192 353.0869 173,179,191,155 C25H24O12 4.5-Dicaffeoylquinic acid 0.610
Total contents: 0.349 6.482
Matricaria chamomilla
4.30 215/300 353.0877 191.0567 C16H18O9 3-O-Caffeoylquinic acid 1.777
9.00 235/290/319 355.1029 193.049 149 C16H20O9 Methyl 4-O-beta-d-glucopyranosyl caffeate 3.202
9.70 255/354 463.0879 301.0337 151 C21H20O12 Quercetin O-Hex 0.199
10.30 257 447.0920 285.0386 C21H20O11 Kaempferol O-Hex 1.363
10.70 217/291/325 515.1189 353.0877 179,191 C25H24O12 3.5-Dicaffeoylquinic acid 0.824
11.00 217/291/325 515.1197 353.0869 191,179 C25H24O12 1.5-Dicaffeoylquinic acid 3.016
11.40 266/300 431.0976 269.0434 C21H20O10 Apigenin O-Hex 0.150
11.70 215/290/325 515.119 353.0868 173,179,191 C25H24O12 4.5-Dicaffeoylquinic acid 0.851
14.40 218/268/339 473.1085 269.0427 406 C23H22O11 Apigenin -O-(Hex-Ac) 0.210
Total contents: 2.442 12.084

Table 3.

Concentrations of the main alkaloids in Fumaria officinalis (g/kg DM).

RT (min) UV (nm) m/z[M-H] MS2 MS2 fragments Formula Compounds Alkaloids
7.70 272 354.1366 305.0811 279,233,323,336 C20H19NO5 Parfumine 0.884
8.40 280 328.1572 265.0865 237,297,313,178 C19H21NO4 Cularimine 0.102
8.50 288 370.1678 291.1029 263,352,337 C21H23NO5 Fumaricine 0.102
8.90 285 326.1410 311.1172 277,294,251,178 C19H19NO4 Cheilanthifoline 0.231
9.20 286 354.1360 275.0713 336,247 C20H19NO5 Chelidonine 0.154
9.40 289 398.1621 338.1397 277,323,249 C22H23NO6 Not determined 0.530
10.20 289 354.1362 275.0692 247,293,206 C20H19NO5 Protopine 0.873
10.60 288 354.1727 206.1139 275,311,338,292 C21H23NO4 Protopine type 0.367
10.80 271 352.1193 279.0647 309,321,263,251 C20H17NO5 Fumariline 1.728
11.20 288 324.1230 249.0764 307,277,219,176 C19H17NO4 Stylopine 0.785
Total contents: 6.015

The authors apologize for this error and state that this does not change the scientific conclusions of the article in any way. The original article has been updated.


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