| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T36 |
0-224 |
Sentence |
denotes |
Of the four genera of single linear (+)ssRNA-containing CoVs, only αCoV members (HCoV-229E and HCoV-NL63) and βCoV members (HCoV-OC43, HCoV-HKU1, SARS-CoV, MERS-CoV and SARS-CoV-2) have so far been reported to infect humans. |
| T37 |
225-418 |
Sentence |
denotes |
HCoV-229E, HCoV-NL63, HCoV-OC43 and HCoV-HKU1 circulating in humans usually cause mild upper respiratory diseases [20], and there is still no vaccine or antiviral drug against these HCoVs [21]. |
| T38 |
419-496 |
Sentence |
denotes |
Zoonotic SARS-CoV, a highly lethal CoV causing SARS disease, emerged in 2002. |
| T39 |
497-677 |
Sentence |
denotes |
However, no SARS cases were reported after 29 April 2004 and the World Health Organization (WHO) officially announced on 18 May 2004 that the SARS outbreak had been contained [22]. |
| T40 |
678-761 |
Sentence |
denotes |
Zoonotic MERS-CoV, another highly lethal CoV causing MERS disease, emerged in 2012. |
| T41 |
762-809 |
Sentence |
denotes |
MERS cases are still being reported to WHO [8]. |
| T42 |
810-869 |
Sentence |
denotes |
An anti-MERS drug and MERS vaccine are still not available. |
| T43 |
870-965 |
Sentence |
denotes |
Zoonotic SARS-CoV-2 emerged in December 2019 and is causing the ongoing COVID-19 pandemic [11]. |
| T44 |
966-1041 |
Sentence |
denotes |
Many efforts are being made to develop COVID vaccines and anti-COVID drugs. |
| T45 |
1042-1222 |
Sentence |
denotes |
As in the case of IAVs, CoVs have been isolated from a wide range of host species, and some of the isolated CoVs are zoonotic with the potential to cause an unpredictable pandemic. |
| T46 |
1223-1267 |
Sentence |
denotes |
CoVs must therefore be controlled (Table 2). |
