Research Article

The Presence of Antineutrophil Cytoplasmic Antibodies and Antiphospholipid Antibodies in Patients with Severe Acute Respiratory Syndrome Coronavirus 2: A Case-Control Study among Sudanese Patients

Figure 1

The ANCA patterns by the HELMED immunofluorescence IIF assay system via biochips of ethanol-fixed slide ethanol. (a) Negative control. (b) Positive. (c) Negative ANCA result. (d) Positive ANCA result.
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