Johanna Signer

In vitro virucidal activity of Echinaforce®, an Echinacea purpurea preparation, against coronaviruses, including common cold coronavirus 229E and SARS-CoV-2

Johanna Signer, Hulda R. Jónsdóttir, Werner C. Albrich et al. · Virology Journal · 2020 · 90 citations · Full text

Medicine, Infectious Diseases, Pharmacology +15

Seroprevalence of hantavirus infections in Switzerland in 2009: difficulties in determining prevalence in a country with low endemicity

Olivier Engler, Jonas Klingström, Eldar Aliyev et al. · Eurosurveillance · 2013 · 21 citations · Full text

Veterinary Medicine, Infectious Diseases, Infectious Disease Epidemiology +8

Author Correction: In vitro virucidal activity of Echinaforce®, an Echinacea purpurea preparation, against coronaviruses, including common cold coronavirus 229E and SARS-CoV-2

Johanna Signer, Hulda R. Jónsdóttir, Werner C. Albrich et al. · Virology Journal · 2020 · 11 citations · Full text

Life Sciences, Infectious Diseases, Microbiology +5

In vitro antiviral activity of Echinaforce®, an Echinacea purpurea preparation, against common cold coronavirus 229E and highly pathogenic MERS-CoV and SARS-CoV

Johanna Signer, Hulda R. Jónsdóttir, Werner C. Albrich et al. · Research Square · 2020 · 10 citations · Full text

Life Sciences, Infectious Diseases, Microbiology +11