SARS-CoV-2 and HCoV IgG Antibodies in the Breast Milk of a Postpartum SARS-CoV-2 Patient Following Bamlanivimab Administration: A Case Report
Abstract
1. Introduction
2. Detailed Case Description
3. Discussion
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
Abbreviations
SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
HCoV | Human coronaviruses |
IgG | Immunoglobulin G |
PCR | Polymerase chain reaction |
mAb | Monoclonal antibody |
References
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Days Post Infusion | Sample Type | Description | HCoV-229E Spike (AU/mL) | HCoV-HKU1 Spike (AU/mL) | HCoV-NL63 Spike (AU/mL) | HCoV-OC43 Spike (AU/mL) | SARS-CoV-2 Nucleocapsid (AU/mL) | SARS-CoV-2 S1 RBD (AU/mL) | SARS-CoV-2 Spike (AU/mL) |
---|---|---|---|---|---|---|---|---|---|
0 | milk | Pre-infusion baseline, 4 days post-symptom onset | 32.69 | 20.73 | 4.57 | 70.23 | 0.18 | 0.18 | 0.74 |
102 | milk | mother milk | 23.62 | 68.38 | 3.08 | 255.79 | 27.92 | 22.13 | 37.86 |
serum | mother serum | 17,712.70 | 46,143.88 | 2009.79 | 165,563.13 | 18,506.28 | 34,046.59 | 31,833.55 | |
serum | infant serum | 2336.92 | 1311.99 | 245.42 | 4257.35 | 6836.31 | 14,140.66 | 16,418.68 |
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Tanunliong, G.; Condin, C.; Márquez, A.C.; Li, S.; Binning, N.; Gibson, M.; Griffiths, B.; Wright, A.; Money, D.; Krajden, M.; et al. SARS-CoV-2 and HCoV IgG Antibodies in the Breast Milk of a Postpartum SARS-CoV-2 Patient Following Bamlanivimab Administration: A Case Report. COVID 2025, 5, 123. https://doi.org/10.3390/covid5080123
Tanunliong G, Condin C, Márquez AC, Li S, Binning N, Gibson M, Griffiths B, Wright A, Money D, Krajden M, et al. SARS-CoV-2 and HCoV IgG Antibodies in the Breast Milk of a Postpartum SARS-CoV-2 Patient Following Bamlanivimab Administration: A Case Report. COVID. 2025; 5(8):123. https://doi.org/10.3390/covid5080123
Chicago/Turabian StyleTanunliong, Guadalein, Christopher Condin, Ana Citlali Márquez, Susan Li, Nimrat Binning, Miriam Gibson, Brayden Griffiths, Alissa Wright, Deborah Money, Mel Krajden, and et al. 2025. "SARS-CoV-2 and HCoV IgG Antibodies in the Breast Milk of a Postpartum SARS-CoV-2 Patient Following Bamlanivimab Administration: A Case Report" COVID 5, no. 8: 123. https://doi.org/10.3390/covid5080123
APA StyleTanunliong, G., Condin, C., Márquez, A. C., Li, S., Binning, N., Gibson, M., Griffiths, B., Wright, A., Money, D., Krajden, M., Morshed, M., Jassem, A. N., Haljan, G., & Sekirov, I. (2025). SARS-CoV-2 and HCoV IgG Antibodies in the Breast Milk of a Postpartum SARS-CoV-2 Patient Following Bamlanivimab Administration: A Case Report. COVID, 5(8), 123. https://doi.org/10.3390/covid5080123