To write a descriptive essay, youâll need to describe a person, object, or event so vividly that the reader feels like he/she could reach out and touch it. Tips for writing effective narrative and descriptive essays: 1  Tell a story about a moment or event that means a lot to you--it will make it easier for you to tell the story in an interesting way!  Get right to the action! Avoid long introductions and lengthy descriptions--especially at the beginning of your narrative.
Lyme vaccine is an immunization that helps prevent Lyme disease from being passed to your dog. Lyme disease is caused by a spirochete bacterial strain called Borrelia burgdorferi that passes to your dog through the bite of certain types of ticks.ecause the vaccine promotes activity in your dogâs immune system, it can cause adverse reactions to the shot. The vaccine can also prompt an incurable variety of Lyme Disease to develop. Compare these risks to the fact that Lyme disease can be effectively treated with an aggressive round of doxycycline.
In the case of a pandemic, an additional vaccine may be created to protect against a particularly virulent or widespread strain of influenza. The need for a 2009 H1N1 influenza vaccine became apparent after the strains for the seasonal flu vaccine had already been selected, so that a separate vaccine was created. A quadrivalent inactivated influenza vaccine was licensed in the United States in 2012, and a quadrivalent live virus nasal spray vaccine was licensed in 2013. These formulations include two influenza B strains in addition to the A strains. This vaccines began to be available, along with trivalent vaccines, in the 2013-14 influenza season.