Pearl is an ancient organic gem with unique beauty, and has been treated as a treasure since times. From scientific point of view, pearls are produced in the bodies Pteria  and Pinctada  molluscs. The rich color diverse shape, formed by accumulation calcium carbonate (CaCO 3 ) containing minerals (aragonite) beads endocrine. This paper summarizes biological characteristics formation m...

Abstract The first unmetrical word of Leonidas, AP 6.4 requires emendation, not explanation. On the basis a variant in Lucian, new textual suggestion is made. paper explores metrical and intertextual criteria for explaining passage, but rejects them favour emendation.

Pearls are some of the most frequently encountered gems in Russian folklore. This reflects their importance for culture, where from sixteenth and seventeenth centuries up to nineteenth century, they were among its symbols. not only representing highest strata society clergy. They relatively easily accessible common people, even peasantry, especially North, territory extraction Russia (the poor ...

CONTEXT Older adults with social isolation, medical comorbidity, and physical impairment are more likely to be depressed but may be less able to seek appropriate care for depression compared with older adults without these characteristics. OBJECTIVE To determine the effectiveness of a home-based program of detecting and managing minor depression or dysthymia among older adults. DESIGN AND S...

A critical step in phacoemulsification (as well as extracapsular cataract extraction) is making a window in anterior capsule wall (i.e. anterior capsulotomy). Continuous Curvilinear Capsulorhexis (CCC) has become recognized as the standard method of anterior capsulectomy. Techniques employed for CCC have undergone sustained evolution. The present review evaluates elementary principles of CCC. M...