Cytokinesis, the physical separation of a mother cell into two daughter cells, progresses through a series of well-defined changes in morphology. These changes involve distinct biochemical and mechanical processes. Here, we review the mechanical features of cells during cytokinesis, discussing both the material properties as well as sources of stresses, both active and passive, which lead to th...

The purpose of this chapter is to summarize the current status of research with respect to the clinical features, course, and prognosis of specific phobia, social phobia, panic disorder, and separation anxiety disorder (SAD) in children. In this context we will consider the salient factors involved in the differential diagnosis of these four disorders. Finally we will provide some directions fo...

The purpose of this chapter is to summarize the current status of research with respect to the clinical features, course, and prognosis of specific phobia, social phobia, panic disorder, and separation anxiety disorder (SAD) in children. In this context we will consider the salient factors involved in the differential diagnosis of these four disorders. Finally we will provide some directions fo...

It is estimated that 8-22% of children and adolescents experience anxiety during their childhood. Different forms of anxiety, such as social anxiety, separation anxiety, etc. may affect the normal life of children and influence their mental health through their life. Some anxious children will grow out of their problems, but others will keep having trouble with anxiety unless they get professio...

Presurgery anxiety in children may result in preoperative and postoperative complications. Emergence delirium (ED) is a mental disturbance common in children during recovery from general anesthesia. This study investigated the role of preoperative dexmedetomidine on parental separation anxiety and acceptance of wearing an anesthesia mask, and its effectiveness in reducing the incidence and seve...