anxiety disorders are a group of psychiatric disorders which can have negative effects on the human life. children and adults can have anxiety disorders and these disorders can lead to secondary problems such as cognitive, perceptual, emotional and behavioral problems. for treatment of anxiety, the practitioners and psychologists can apply psychotherapy approaches such as: cognitive therapy, ge...

the wto is an international organization which arranges international commercial rules and disputes settlements. increasingly joining of countries to the wto and movement for freedom of commercial regime in industrial or developing countries are deniable testimonies for globalization. gradual reduction of tariff and competition in exports and internal markets by their advantages have jeopardize...

background & objectives: antisense peptide nucleic acids (pna) that target growth essential genes show potent bactericidal properties without cell lysis. we considered the possibility that whether pna treatment influence the bacteria total nucleic acids content and apply approach to develop a new delivery system to dendritic cells (dcs). dcs are the most potent antigen presenting cells in t...