objective: bleaching of the teeth is considered as a safe, effective, and conservative procedure to treat discolored teeth. the aim of the present study was to compare the amount of mercury and silver released from amalgam after applying two brands of carbamide peroxide 16% bleaching gel. materials and methods: for this experimental study, 384 amalgam tablets were prepared. the samples were kep...

It is difficult for practitioners in clinical practice to read and assemble published information into a logical treatment philosophy, consequently a number of restorative concepts have been promulgated through a process of intuitive empiricism. For all intents and purposes operative dentistry is a skills based activity and it is understandable that practical sense-data has been accepted as val...

The development of discolored urine may have many possible causes. Here we present the case of a 76-year-old woman who was admitted after ingesting the inorganic herbicides, mefenacet and imazosulfuron. Her urine color changed to green almost immediately. Since the patient had no specific medication or medical history we considered that the most likely cause of the change in urine color was the...

Cold storage is considered the most effective method for prolonging fresh produce storage. However, subtropical fruit is sensitive to cold. Symptoms of chilling injury (CI) in mango include red and black spots that start from discolored lenticels and develop into pitting. The response of 'Keitt' mango fruit to chilling stress was monitored by transcriptomic, physiological, and microscopic analy...

Hair color reflects the health of an individual and discolored hair indicates pathological state. Palitam is a physiological process when it occurring in old age. Whereas Akala (premature graying) condition manifests early stages life. It characterized byVivarna Kesha (discolored hair) along with altered texture predominant Dosha attributes Vivarnata to Kesha.
 determined by pigment called...