acellular vaccines造句

• It has also become an essential component of new acellular vaccines.
• This model is now used to produce other safe acellular vaccines.
• Another type of acellular vaccine already is used in this country for booster shots for older children.
• Companies began developing the new acellular vaccines after several countries stopped using the whole cell vaccines due to side effects.
• It's a replacement for the standard DTP vaccines given to most children before the new acellular vaccines were developed.
• Companies began developing the new acellular vaccines after several countries halted the use of the whole cell vaccines due to side effects.
• _Acellular vaccine can safely be combined with HiB vaccine ( against fatal meningitis ) without generating side effects or damping the immune response.
• The acellular vaccine has a rate of adverse events similar to that of a Td vaccine ( a tetanus-diphtheria vaccine containing no pertussis vaccine ).
• Unlike the old " whole cell " vaccines, the acellular vaccines use only pieces of the killed pertussis bacteria, therefore causing fewer side effects.
• In contrast to the old vaccines, which used a killed whole cell of pertussis bacteria, the new so-called acellular vaccines use only pieces of the cell.
• SmithKline said its acellular vaccine may have an advantage over other approved vaccines because it has been tested against one of the older vaccines made by Connaught and found more effective.
• By eliminating the parts of the cell that didn't benefit patients, the acellular vaccines appear to be just as effective as the old vaccines with greatly reduced side effects.
• Traditional vaccines, known as whole cell vaccines, significantly reduced the frequency of whooping cough in the United States, though they caused more side effects than the newer, acellular vaccines.
• The concerns about side effects led Sato to introduce an even safer acellular vaccine for Japan in 1981 that was approved in the US in 1992 for use in the combination DTaP vaccine.
• Unlike the old whole-cell vaccines, the acellular vaccines use only a piece of the pertussis bacteria to help immunize children, thereby gaining the benefit without as many side effects, companies say.
• If approved, North American Vaccine and Lederle's acellular vaccines would compete with one made by Connaught Laboratories, the only company yet to have FDA approval of the new whooping cough vaccine for infant use.
• Critics point out that evidence has shown that the acellular vaccine is 84 % efficacious, and prevents 99.8 % of infant hospital admissions after a completing a full course of three doses of the vaccine.
• Studies released by the National Institutes of Health in 1995 found that the acellular vaccines made by Chiron, SmithKline Beecham and Connaught were all more than 84 percent effective in infants while proving much safer than whole cell vaccines.
• The newer acellular vaccine, known as DTaP, has greatly reduced the incidence of adverse effects compared to the earlier " whole-cell " pertussis vaccine, however the efficacy of the acellular vaccine declines faster than the whole-cell vaccine.
• The newer acellular vaccine, known as DTaP, has greatly reduced the incidence of adverse effects compared to the earlier " whole-cell " pertussis vaccine, however the efficacy of the acellular vaccine declines faster than the whole-cell vaccine.