The effect of Ca2+ concentration and temperature on the recovery of membrane potential after investigating lesions using sucrose-gap technique in the guinea-pig papillary muscles were studied. At certain temperatures, this recovery showed increased accerelation with increasing Ca2+ concentration. The relation between rate constant of the recovery and Ca2+ concentration was quite similar to that...

abstract : horizontal root fractures in permanent teeth are uncommon injuries among dental traumas. the principle of treating horizontal root fractures of permanent teeth is repositioning and fixation of fractured segment. diagnosis of tooth fractures based on radiographic findings and the fracture healing process are affected by factors before and after injury. the present case reports the tre...

When the problems of sex and living together are understood as symptoms of underlying old existential wounds in need of healing, and when the physician accepts the role as coach supporting the patient to confront these emotional pains, then the patient can heal existentially in order to obtain the wanted closeness and intimacy. The change of perspective from: "He or she is not all right in..." ...

BACKGROUND/AIMS The relationship between the appearance of an ulcer and postoperative bleeding after gastric endoscopic submucosal dissection (ESD) is not well understood. To explore this potential relationship, we retrospectively analyzed the short-term healing process of ESD. METHODS A total of 520 consecutive lesions in 434 patients seen between January 2004 and December 2009 were retrospe...

wounds and wound healing have always been one of the most important subjects that experimental researches were dedicated to. simvastatin has been used for long as a common lipid lowering agent which was reported to have some pleiotropic effects such as antioxidation, anti-inflammation and immunomodulation. in this study we aimed to determine the effect of simvastatin on wound healing process in...

burns are a worldwide problem. the incidence of severe burns has been higher than the combined incidence of tuberculosis and hiv infections. throughout history there have been many different treatments prescribed for burns. the canon is the masterpiece of avicenna’s medical books. the canon includes a description of 785 simple drugs. avicenna believed in burn treatment, which follows two goals....

Self-healing cementitious materials containing a microencapsulated healing agent are appealing due to their great application potential in improving the serviceability and durability of concrete structures. In this study, poly(phenol-formaldehyde) (PF) microcapsules that aim to provide a self-healing function for cementitious materials were prepared by an in situ polymerization reaction. Size g...

The present study was designed to determine the relationship between changes in gastric function caused by aging and the healing of gastric ulcers. Male Fischer-344 rats (young, 2 months; aged, 24-26 months) were used. Gastric ulcers were induced by luminal application of an acetic acid solution (60%, 0.2 ml, 45 sec). The basal and histamine-stimulated gastric acid secretions in aged animals we...

Different methods of healing that have been developed over time have increased the ability of medicinal professionals to meet the challenges that arise with expansion of their professional roles. The methods of healing of cave people were undeveloped. The methods of Chinese medicine were focused on balancing the internal and external energies. Holistic and sophisticated system of healing repres...