Critical COVID-19 disease is accompanied by depletion of plasma tryptophan (TRY) and
increases in indoleamine-dioxygenase (IDO)-stimulated production of neuroactive …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) which causes coronavirus
disease (COVID-19) is one of the most serious global health crises in recent history. COVID …

Highlights What are the main findings? COVID-19 may lead to sequelae extending beyond
the acute phase of infection, characterized by fatigue and cognitive impairments, forming a …

We report the case of an 88-year-old man with coronavirus disease 2019 (COVID-19) who
presented with ARDS and septic shock. The patient had exquisite BP sensitivity to low-dose …

In late 2019, a novel coronavirus SARS-CoV-2 (COVID-19) spread unchecked across the
world's population. With tens of millions infected, the long-term consequences of COVID-19 …

Over 80 years has passed since the discovery of substance P (SP), and a variety of peptides
of the tachykinin (TK) family have been found and investigated. SP, neurokinin A (NKA), and …

Severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) was identified in Wuhan,
China, in late 2019 and caused coronavirus disease 2019 (COVID‐19), which is still a …

Recent evidence on inefficacy and poor tolerance of (hydroxy) chloroquine as a therapeutic
option for COVID-19 gives rise to less toxic treatment research for COVID-19. An attractive …

Mast cells (MCs) have relevant participation in inflammatory and vascular hyperpermeability
events, responsible for the action of the kallikrein–kinin system (KKS), that affect patients …

Abstract SARS-CoV-2, the pathogenic agent of COVID-19, employs angiotensin converting
enzyme-2 (ACE2) as its cell entry receptor. Clinical data reveal that in severe COVID-19 …