From the galaxies to man, natural science has so far sketched in the main outline an evolutionary picture of nature that is mediated by chance and necessity. Cosmic gamma-ray halo and the other observed cosmological phenomena must therefore, be viewed as the manifestation of the same evolutionary process of nature.

A middle-aged man with a history of smoking and hypertension complains of acute onset severe headache and neck pain last night following the use of intranasal cocaine. On examination, HR 99 blood pressure 132/90 respiratory rate 22 SpO2 95% room air. He is alert but mildly agitated. His cranial nerve, motor-sensory, and funduscopic exams are normal. The remainder of his physical exam is unremar...

A 40-year-old man with a history of hypertrophic cardiomyopathy, progressive dyspnea and refractory ascites was referred to our hospital for heart transplantation. The patient underwent heart transplantation successfully from female donor who died of intracranial hemorrhage. After heart transplantation, the patient recovered uneventfully and discharged 1 month later. By chance, we found a linea...

The aim of this study was to evaluate adult patient doses in Russia in the context of patient protection. Effective doses from x-ray and nuclear medicine examinations were assessed using two approaches. The first was based on data collection performed by the authors in hospitals in St. Petersburg and other 17 Russian regions. The second approach was to assess mean doses through the collective d...

The use of sustainable raw materials is now a necessity in all industries, including the production porous microparticles. Cyrene™ cellulose-derived compound that readily prepared through reduction α,β-unsaturation levoglucosenone (LGO)—a wood-based platform molecule. In this work, importance as potential bio-based molecule to produce microparticles demonstrated. First, methacrylic derivative (...