Table 1 Brucella spp. strains used in the present study

B. abortus (1)

A544 (CVCC790, ATCC23448)

Reference strain

Bovine

United Kingdom

B. abortus (2)

86/8/59 (CVCC12, ATCC23449)

Reference strain

Bovine

United Kingdom

B. abortus (3)

Tulya (CVCC13, ATCC23450)

Reference strain

Bovine

United Kingdom

B. abortus (4)

292 (CVCC16, ATCC23451)

Reference strain

Bovine

United Kingdom

B. abortus (5)

B3196 (CVCC14, ATCC23452)

Reference strain

Bovine

United Kingdom

B. abortus (6)

870 (CVCC17, ATCC23453)

Reference strain

Bovine

United Kingdom

B. abortus (7)

63/75 (CVCC15, ATCC23454)

Reference strain

Bovine

United Kingdom

B. abortus (9)

C68 (CVCC11, ATCC23455)

Reference strain

Bovine

United Kingdom

B. abortus (4)

C72–62 (CVCC887)

Field strain

Bovine

Inner Mongolia

B. abortus (4)

C72–63 (CVCC888)

Field strain

Bovine

Inner Mongolia

B. abortus (4)

C72–61 (CVCC886)

Field strain

Bovine

Inner Mongolia

B. abortus (Unknown)

SHDeer-74 (CVCC780)

Field strain

Cervine

Shanghai

B. abortus (Unknown)

C72–387 (CVCC785)

Field strain

Bovine

Heilongjiang

B. abortus (Unknown)

C72–10 (CVCC786)

Field strain

Bovine

Heilongjiang

B. abortus (Unknown)

2308 (CVCC788)

Field strain

Bovine

Heilongjiang

B. abortus (Unknown)

HBCow-1 (CVCC2408)

Field strain

Bovine

Hubei

B. abortus (Unknown)

HBCow-2 (CVCC2409)

Field strain

Bovine

Hubei

B. abortus (Unknown)

C72–12 (CVCC3621)

Field strain

Bovine

Heilongjiang

B. abortus (Unknown)

C72–8401 (CVCC3622)

Field strain

Bovine

Inner Mongolia

B. abortus (Unknown)

C72–8403 (CVCC3623)

Field strain

Bovine

Inner Mongolia

B. abortus (Unknown)

NMCow-2 (CVCC3635)

Field strain

Bovine

Inner Mongolia

B. melitensis (1)

16 M (CVCC70002, ATCC23456)

Reference strain

Caprine

United Kingdom

B. melitensis (2)

63/9 (CVCC21, ATCC23457)

Reference strain

Caprine

United Kingdom

B. melitensis (3)

Ether (CVCC20, ATCC23458)

Reference strain

Caprine

United Kingdom

B. melitensis (1)

Goat-901 (CVCC3627)

Field strain

Caprine

Inner Mongolia

B. melitensis (Unknown)

CVCC3620

Field strain

Unknown

Inner Mongolia

B. melitensis (Unknown)

C71–1257 (CVCC928)

Field strain

Caprine

Inner Mongolia

B. melitensis (Unknown)

C71–13 (CVCC929)

Field strain

Caprine

Inner Mongolia

B. melitensis (Unknown)

C71–35 (CVCC936)

Field strain

Ovine

Qinghai

B. melitensis (Unknown)

C71–44 (CVCC938)

Field strain

Caprine

Xinjiang

B. melitensis (Unknown)

Goat-963 (CVCC952)

Field strain

Caprine

Inner Mongolia

B. melitensis (Unknown)

M54–8 (CVCC3624)

Field strain

Ovine

Qinghai

B. melitensis (Unknown)

Goat-866 (CVCC3625)

Field strain

Caprine

Inner Mongolia

B. melitensis (Unknown)

Goat-872 (CVCC3626)

Field strain

Caprine

Inner Mongolia

B. melitensis (Unknown)

Goat-865 (CVCC3628)

Field strain

Caprine

Inner Mongolia

B. suis (1)

S1330 (CVCC70524, ATCC23444)

Reference strain

Porcine

United Kingdom

B. suis (2)

Thomsen (CVCC22, ATCC23445)

Reference strain

Porcine

United Kingdom

B. suis (3)

686 (CVCC23, ATCC23446)

Reference strain

Porcine

United Kingdom

B. suis (4)

40 (CVCC24, ATCC23447)

Reference strain

Porcine

United Kingdom

B. suis (3)

KP6 (CVCC3651)

Field strain

Porcine

Guangdong

B. suis (3)

ZC5 (CVCC3653)

Field strain

Porcine

Guangdong

B. suis (3)

ZC1 (CVCC3655)

Field strain

Porcine

Guangdong

B. suis (3)

ZC6 (CVCC3649)

Field strain

Porcine

Guangdong

B. suis (3)

KP1 (CVCC3658)

Field strain

Porcine

Guangdong

B. suis (3)

KP2 (CVCC3659)

Field strain

Porcine

Guangdong

B. suis (3)

KP3 (CVCC3660)

Field strain

Porcine

Guangdong

B. suis (3)

KP5 (CVCC3661)

Field strain

Porcine

Guangdong

B. suis (3)

HNPig-1 (CVCC3662)

Field strain

Porcine

Hainan

B. suis (3)

HNPig-2 (CVCC3663)

Field strain

Porcine

Hainan

B. suis (Unknown)

BS4 (CVCC1072)

Field strain

Porcine

Russian

B. suis (Unknown)

C73–5 (CVCC1080)

Field strain

Porcine

Guangxi

B. suis (Unknown)

C73–10 (CVCC1083)

Field strain

Porcine

Guangxi

B. suis (Unknown)

C73–11 (CVCC1084)

Field strain

Porcine

Guangxi

B. suis (Unknown)

C73–13 (CVCC1085)

Field strain

Porcine

Guangxi

B. suis (Unknown)

C73–23 (CVCC1089)

Field strain

Porcine

Guangxi

B. suis (Unknown)

C73–25 (CVCC1091)

Field strain

Porcine

Guangxi

B. suis (Unknown)

C73–26 (CVCC1092)

Field strain

Porcine

Guangxi

B. suis (Unknown)

Br.63/3 (CVCC3639)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.63/142 (CVCC3640)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.86/27 (CVCC3641)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.63/62 (CVCC3642)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.79/224 (CVCC3643)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.Thomsen1720 (CVCC3644)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.Thomsen5 (CVCC3645)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.63/225 (CVCC3646)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.63/32 (CVCC3647)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

Br.64/24 (CVCC3648)

Field strain

Unknown

United Kingdom

B. suis (Unknown)

ZC2 (CVCC3656)

Field strain

Porcine

Guangdong

B. suis (Unknown)

ZC3 (CVCC3657)

Field strain

Porcine

Guangdong

B. suis (Unknown)

DF1 (CVCC3654)

Field strain

Porcine

Guangdong

B. suis (Unknown)

SD1 (CVCC3652)

Field strain

Porcine

Guangdong

B. suis (Unknown)

ZC4 (CVCC3650)

Field strain

Porcine

Guangdong

B. ovis

63/290 (CVCC70015, ATCC25840)

Reference strain

Ovine

United Kingdom

B. canis

RM6/66 (CVCC70701, ATCC23365)

Reference strain

Canine

United Kingdom

B. canis

KP4 (CVCC3664)

Field strain

Canine

Guangdong

B. neotomae

5 K33 (CVCC70721, ATCC23459)

Reference strain

Unknown

United Kingdom

B. abortus (1)

A19

Vaccine

–

–

B. melitensis (1)

M5

Vaccine

–

–

B. abortus (Unknown)

104 M

Vaccine

–

–

B. abortus (1)

S19

Vaccine

–

–

B. suis (1)

S2

Vaccine

–

–