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Table 2 Genotype, serotype and NT titer against FCoV from FIP cats

From: An eight-year epidemiologic study based on baculovirus-expressed type-specific spike proteins for the differentiation of type I and II feline coronavirus infections

Case

Genotypea

Serotype (IFA titer)

NT titerb

Typing I (specimen)

Typing II (specimen)

FIP-1

As

 

I (400)

≤10

FIP-2

As

 

I (800)

10

FIP-3

As

 

I (800)

≤10

FIP-4

As

 

I (800)

 

FIP-5

B, R

 

I (≥1600)

 

FIP-6

Lu

 

I (400)

 

FIP-7

B, R

 

I (800)

≤10

FIP-8

R

 

I (800)

 

FIP-9

B

 

I (800)

 

FIP-10

R

 

I (400)

 

FIP-11

Pl

 

I (400)

10

FIP-12

R, Br

 

I (800)

≤10

FIP-13

R

 

I (400)

10

FIP-14

Lu

 

I (400)

 

FIP-15

As

 

I (≥1600)

≤10

FIP-16

As

 

I (200)

 

FIP-17

As

 

I (400)

10

FIP-18

R

 

I (400)/II (400)

 

FIP-19

As, R

 

I (400)/II (400)

 

FIP-20

As

 

I (≥1600)/II (400)

 

FIP-21

 

As, B, R

II (≥1600)

 

FIP-22

 

Br

II (≥1600)

400

FIP-23

 

Pl, Li, Ki

II (≥1600)

≥1600

FIP-24

 

As, CSF, Ki

I (≥1600)/II (≥1600)

800

FIP-25

  

I (≥1600)

10

FIP-26

  

I (400)

≤10

FIP-27

  

I (400)

10

FIP-28

  

I (800)

≤10

FIP-29

  

I (200)/II (400)

≥1600

FIP-30

  

I (800)/II (≥1600)

≥1600

FIP-31

  

I (400)

≤10

FIP-32

  

I (400)

≤10

FIP-33

  

I (800)

≤10

FIP-34

  

I (≥1600)

10

FIP-35

  

I (800)

≤10

FIP-36

  

I (400)

≤10

  1. a: R, Rectal swabs; As, Ascites; Pl, Pleural effusions; B, Blood; CSF, Cerebrospinal fluid; Li, Liver; Lu, Lung; Ki, Kidney; Br, Brain.
  2. b: NT titer against a type II FIPV.