Toll-like receptor 4 (TLR4)/opioid receptor pathway crosstalk and impact on opioid analgesia, immune function, and gastrointestinal motility

P Zhang, M Yang, C Chen, L Liu, X Wei… - Frontiers in …, 2020 - frontiersin.org
Toll-like receptor 4 (TLR4) recognizes exogenous pathogen-associated molecular patterns
(PAMPs) and endogenous danger-associated molecular patterns (DAMPs) and initiates the …

Mas-related G protein–coupled receptor X2 and its activators in dermatologic allergies

H Kühn, P Kolkhir, M Babina, M Düll… - Journal of Allergy and …, 2021 - Elsevier
The Mas-related G protein–coupled receptor X2 (MRGPRX2) is a multiligand receptor
responding to various exogenous and endogenous stimuli. Being highly expressed on skin …

A potential role for the gut microbiome in substance use disorders

KR Meckel, DD Kiraly - Psychopharmacology, 2019 - Springer
Pathological substance use disorders represent a major public health crisis with limited
effective treatment options. While much work has been done to understand the neuronal …

Opioid drug abuse and modulation of immune function: consequences in the susceptibility to opportunistic infections

S Roy, J Ninkovic, S Banerjee, RG Charboneau… - Journal of Neuroimmune …, 2011 - Springer
Infection rate among intravenous drug users (IDU) is higher than the general public, and is
the major cause of morbidity and hospitalization in the IDU population. Epidemiologic …

Influence of opioids on immune function in patients with cancer pain: from bench to bedside

JW Boland, AG Pockley - British journal of pharmacology, 2018 - Wiley Online Library
In patients with cancer, opioids are principally used for the management of acute surgical
and chronic cancer‐related pain. However, opioids have many non‐analgesic effects …

Physiology, signaling, and pharmacology of opioid receptors and their ligands in the gastrointestinal tract: current concepts and future perspectives

M Sobczak, M Sałaga, MA Storr, J Fichna - Journal of gastroenterology, 2014 - Springer
Opioid receptors are widely distributed in the human body and are crucially involved in
numerous physiological processes. These include pain signaling in the central and the …

Morphine induces bacterial translocation in mice by compromising intestinal barrier function in a TLR-dependent manner

J Meng, H Yu, J Ma, J Wang, S Banerjee… - PloS one, 2013 - journals.plos.org
Opiates are among the most prescribed drugs for pain management. However, morphine
use or abuse results in significant gut bacterial translocation and predisposes patients to …

The shift of an intestinal “microbiome” to a “pathobiome” governs the course and outcome of sepsis following surgical injury

MA Krezalek, J DeFazio, O Zaborina, A Zaborin… - Shock, 2016 - journals.lww.com
Sepsis following surgical injury remains a growing and worrisome problem following both
emergent and elective surgery. Although early resuscitation efforts and prompt antibiotic …

The effect of opioids on gastrointestinal function in the ICU

Y Yan, Y Chen, X Zhang - Critical care, 2021 - Springer
Gastrointestinal (GI) dysfunction is common in the critical care setting and is highly
associated with clinical outcomes. Opioids increase the risk for GI dysfunction and are …

Gut microbiome, surgical complications and probiotics

G Stavrou, K Kotzampassi - Annals of Gastroenterology …, 2016 - pmc.ncbi.nlm.nih.gov
The trigger for infectious complications in patients following major abdominal operations is
classically attributed to endogenous enteral bacterial translocation, due to the critical …