We consider the problem of assigning flights to airport gates. We examine the general case in which an aircraft serving a flight may be assigned to different gates for arrival and departure processing and for optional intermediate parking. Restrictions to this assignment include gate closures and shadow restrictions, i. e. the situation where certain gate assignments may cause blocking of neigh...

The influence of emotion on articulatory precision was investigated in a newly established corpus of acted emotional utterances. The area of the vocalic triangle between the vowels /i/, /u/, and /a/ was measured and shown to be significantly affected by emotion. Furthermore, this area correlated significantly with the potency dimension of a large scale study of emotion words, reflecting the pre...

Homeopathic medicines are often prescribed at very high dilutions and it is a clinically observed fact that the medicinal effect of drug remains even these dilutions. The increase in potency medicine due to potentization still debatable from physico-chemical point view. Out various hypotheses explain this phenomenon, recent hypothesis, advanced by us supported others, size constituent particles...

Relative potency plays a key role in understanding the relationship between the doses of two treatments. Defined as the ratio of equally effective doses, it is central to communicating the relationship between a new drug entering the market and older medications. Because doses are tested and collected at discrete points in clinical trials, estimation in direct assays is hampered by the fact tha...

background: potency test for control of rubella vaccine is a significant factor to qualify production line and vaccination pro­gram. for this reason, who recommends to use the microtitration method by both vaccine companies and control laborato­ries. then the study was done to improve this test. methods: three rubella virus samples, including an in-house standard, a lot of vaccine and an in- pr...

for evaluation the stability and potency of anthrax vaccine prepared in razi vaccine and serum research institute in iran, samples of different batches of vaccine were kept at 4-8 °c (refrigerator), 20-25 °c (room temperature) and 37 °c (incubator).the viable spores/ml of vaccines were determined using plate–counting method before and after holding at different temperatures monthly. vaccine pot...

mass vaccination against viral infections such as mumps is a very noticeable and appropriate attempt in common health. mumps infection has severe complications like deafness, infertility and meningitis. attenuated live vaccine of mumps is produced and used to prevent the problems. viral content in the monovalent vaccine is assayed with different methods. nowadays international standards introdu...

measles has been a major cause of illness and death in children and vaccination against the disease is part of the who global immunization program. a suitable vaccine should create maximum immune response against the pathogen and must be safe for the user. thus, after production, vaccines must be analyzed and controlled by the producer and confirm by relevant governmental organizations. the foo...

poliomyelitis, an acute viral infectious disease caused by poliovirus, still remains a public health problem in developing countries. despite the global effort to eradicate polio, continuing the polio immunization with a potent and safe vaccine is essential. for accurate vaccine evaluation, three types of cell lines including hela, hep2c and vero were evaluated and compared using two methods of...