The aim of this meta-analysis was to answer the following question:“Are there any
differences in opiorphin biomarker concentrations between different orofacial conditions and …

Objectives: Opiorphin is an enkephalinase inhibitor which suppresses pain by acting on the
opioid system. The levels of opiorphin in plasma and saliva have shown to vary in patients …

Objectives Opiorphin is a recently discovered peptide shown to inhibit the enkephalin-
degrading enzymes and prolong the effects of enkephalins. Although opiorphin is found in …

Purpose This study aimed at assessing the change in salivary opiorphin levels before and
after administration of local anesthesia, with the use of three different local anesthetic …

Objectives Opiorphin is pentapeptide that inhibits pain perception in humans. It can be
isolated from body fluids, including saliva. The cause of temporomandibular disorders …

Objective Opiorphin is a pentapeptide secreted in saliva and has a strong analgesic effect.
Salivary opiorphin has been shown to increase in orofacial pain and may act as a pain …

Aim: The aim of the study was to compare the intensity of burning pain sensation and
salivary opiorphin levels after stimulation with capsaicin in burning mouth syndrome (BMS) …

Objectives Opiorphin is a pentapeptide isolated from human saliva that suppresses pain
from chemically induced inflammation and acute physical pain. Burning mouth syndrome …

Opiorphin is a pentapeptide, which could be isolated from human fluids and has a
decreasing effect on pain. Aim Since lichen planus is a chronic mucocutaneous disease …

Opiorphin, QRFSR-peptide, is a mature product of the PROL1 (proline rich, lacrimal 1)
protein that showed beneficial effects in pain management, antidepressant-like actions as …