Effect of holder pasteurization and storage of donor human milk on Bacillus cereus survival
, , , y | 14 mar 2024
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Article Category: Original Study
Publicado en línea: 14 mar 2024
Páginas: 13 - 21
Recibido: 18 jul 2023
Aceptado: 20 dic 2023
DOI: https://doi.org/10.2478/ahem-2023-0027
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© 2024 Kamila Strom et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Figure 1.
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Figure 5.
Viability of Bacillus cereus after processes in the study
| Phase | Raw milk | Early pasterurization | Inoculated milk |
Storage before final pasteurization | Final pasteurization | Final storage conditions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| −22 °C | 4 °C | |||||||||||||
| Sample | 1 wk | 2 wks | 3 wks | 4 wks | 1 wk | 2 wks | 3 wks | 4 wks | ||||||
| 1 | 0.00 | 0.00 | 5.81±0.19 | Processed immediately after inoculation |
5.81±0.19 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 1* | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| 1C | 5.53±0.01 | 5.53±0.01 | x | 3.05±0.21 | 0.00 | 0.00 | 0.00 | 5.42±0.02 | 0.00 | 0.00 | 0.00 | |||
| 1C* | 0.00 | 0.00 | x | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| 2 | 5.81±0.08 | 24 h at 4 °C | 5.72±0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 2* | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| 2C | 5.58±0.02 | 5.54±0.11 | x | 3.14±0.21 | 0.00 | 0.00 | 0.00 | 5.25±0.05 | 0.00 | 0.00 | 0.00 | |||
| 2C* | 0.00 | 0.00 | x | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| 3 | 5.74±0.47 | 7 days at −21 °C | 2.82±0.13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 3* | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| 3C | 5.54±0.12 | 2.39±0.39 | x | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| 3C* | 0.00 | 0.00 | x | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||