The outbreak of COVID-19 provided a warning sign for society worldwide: that is, we
urgently need to explore effective strategies for combating unpredictable viral pandemics …

Lignans, with various biological activities, such as antitumor, antioxidant, antibacterial, and
antiviral activities, are widely distributed in nature and mainly exist in the xylem of plants. In …

Antiviral drugs (AvDs) are the primary resource in the global battle against viruses, including
the recent fight against corona virus disease 2019 (COVID-19). Most AvDs require multiple …

Ethnopharmacological relevance A wide variety of traditional herbal remedies have been
used throughout history for the treatment of symptoms related to acute respiratory infections …

Coronavirus can cause various diseases, from mild symptoms to the recent severe COVID-
19. The coronavirus RNA genome is frequently mutated due to its RNA nature, resulting in …

An extract from the knotwood of Abies sibirica (Siberian fir) was studied by HPLC, NMR
spectroscopy, and mass spectrometry with the goal to identify new sources of …

The dried fruits of Forsythia viridissima have been prescribed to relive fever, pain, vomiting,
and nausea in traditional medicine. Oxaliplatin (LOHP) is used to treat advanced colorectal …

Lignans are a group of natural polyphenols present in medicinal plants and in plants which
are a part of the human diet for which more and more pharmacological activities, such as …

Phytochemical investigation of extracts of the stems of Hypoestes aristata led to the isolation
of nine lignans that included four known compounds, namely, hinokinin (1), savinin (2) …

Phytochemical investigation of EtOH extract of Pittosporum heterophyllum led to one new
esterified thujane monoterpenoid glycoside, pitheteroside A (1), together with one …