Successful recovery of COVID-19-associated recurrent diarrhea and gastrointestinal hemorrhage using convalescent plasma

Table 3 Levels of antibodies against subunits of SARS-CoV-2 from donors of CP and recipients after CP infusion

Antibodies	Case 1 Donor		Case 1 Recipient		Case 2 Donor		Case 2 Recipient
Antibodies	FI	S/Co	FI	S/Co	FI	S/Co	FI	S/Co
IgM
S-IgM	480,724	3.251	820,248	5.547	977,929	6.614	71,465	0.483
RBD-IgM	523,293	1.951	1,825,435	6.805	1,114,862	4.156	349,693	1.304
N-IgM	295,140	1.740	105,401	0.621	844,852	4.981	222,735	1.313
IgG
S-IgG	1,338,844	10.949	4,699,322	38.430	2,106,545	17.227	21,736	0.178
RBD-IgG	3,121,978	15.601	9,852,641	49.235	2,075,661	10.372	8946	0.045
N-IgG	1,650,382	8.038	8,326,749	40.553	3,731,186	18.171	19,841	0.097

CP Convalescent plasma, FI Fluorescent intensity, S/Co Signal to cut-off ratio, IgM Immunoglobulin M, S-IgM S protein specific immunoglobulin M, RBD-IgM Immunoglobulin M against surface spike protein receptor binding domain, N-IgM N protein specific immunoglobulin M, IgG Immunoglobulin G, S-IgG S protein specific immunoglobulin G, RBD-IgG Immunoglobulin G against surface spike protein receptor binding domain, N-IgG N protein specific immunoglobulin G

ISSN: 2054-9369