Table 2 SARS-CoV-2 Antigens, antigen manufacturer and concentrations spotted on the microarray chip.

From: Development of a new antigen-based microarray platform for screening and detection of human IgG antibodies against SARS-CoV-2

Antigen manufacturer

Antigen

Antigen concentration (µg/µL)

Beijing DIAGREAT Biotechnology Co., Ltd

Nucleocapsid protein

0.45, 0.2, 0.1

Spike protein

0.5, 0.2, 0.1

Institut Virion\Serion GmbH

Nucleocapsid protein

0.5, 0.2, 0.1

Re-buffered: 0.5, 0.2, 0.1

Spike protein

0.45, 0.2, 0.1

Re-buffered: 0.27, 0.2

Biomapper Technology Co., Ltd

Nucleocapsid protein

0.5, 0.2, 0.1

Re-buffered: 0.5, 0.2, 0.1

Spike protein

0.5, 0.2, 0.1

Re-buffered: 0.45, 0.2, 0.1

University Zürich AG Aguzzi

Nucleocapsid protein

0.3, 0.2, 0.1

Sino Biological Inc

Spike protein (subunit 1)

0.5, 0.2, 0.1

BioVendor

Nucleocapsid protein

0.2, 0.1

GeneTex Inc

Nucleocapsid protein

0.35, 0.2, 0.1

Medix Biochemica

Nucleocapsid protein

0.5, 0.2, 0.1

Spike protein (subunit 1)

0.5, 0.2, 0.1

Spike protein (RBD1)

0.5, 0.2, 0.1

Spike protein (RBD2)

0.5, 0.2, 0.1