Keywords

🔗 spike protein (353) 🔗 six-helix bundle (19) 🔗 fusion proteins (43) 🔗 poorly understood (52) 🔗 heptad repeat (55) 🔗 murine coronavirus (140) 🔗 receptor binding (86) 🔗 viral fusion (38) 🔗 electron microscopy (149) 🔗 membrane fusion (105) 🔗 severe acute (1373) 🔗 syndrome coronavirus (1074) 🔗 hepatitis virus (437) 🔗 coronavirus mouse (66) 🔗 mouse hepatitis (371) 🔗 cell surface (110) 🔗 infectious virus (88) 🔗 respiratory syndrome (2004) 🔗 findings suggest (77) 🔗 acute respiratory (1734) 🔗 virus strain (138) 🔗 cells expressing (60) 🔗 receptor angiotensin-converting (14) 🔗 converting enzyme (162) 🔗 important role (140) 🔗 human coronavirus (623) 🔗 angiotensin-converting enzyme (112) 🔗 epithelial cells (128) 🔗 viral entry (91) 🔗 cell-cell fusion (34) 🔗 present study (186) 🔗 first report (99) 🔗 virus replication (219) 🔗 SARS-CoV-2 (551) 🔗 TMPRSS2 (26) 🔗 () 🔗 coronavirus (5664) 🔗 outbreak (1126) 🔗 cell line (211) 🔗 enzymatic activity (29) 🔗 cleavage site (85) 🔗 host cell (262) 🔗 serum samples (106) 🔗 causative agent (117) 🔗 significantly higher (104) 🔗 amino acid (454) 🔗 respiratory tract (344) 🔗 results suggest (206) 🔗 amino acids (205) 🔗 previously reported (79) 🔗 neutralizing antibodies (122) 🔗 phylogenetic analysis (188) 🔗 viral replication (258)

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