How alum works

How alum works

For more than 70 years, alum has been used as a trusty aide to improve antibody responses to vaccines. But how this aluminum-containing compound boosts the response to vaccines has been a mystery. On page 869, Kool et al. expose its mysterious mechanism; they find that alum causes cells to produce a stim-ulator of dendritic cells (DCs). DCs were once the favored hypothetical link between alum a...

How Presumptive Eligibility Works

EA TI VE S O LU TI O N S When Congress established the State Children’s Health Insurance Program (SCHIP) in 1997, it also enacted presumptive eligibility, a new state option for expediting children’s enrollment in Medicaid.1 Presumptive eligibility helps states cover children more quickly by allowing them to provide immediate, but temporary, enrollment in Medicaid or SCHIP to children who appea...

How Humor Works

How Pasd Works

The AMMTIAC Quarterly, Volume 1, Number 2 3 INTRODUCTION Detecting and locating insulation defects in wiring systems is a nontrivial challenge. Ideally, the diagnostic should be nondestructive, capable of detecting a variety of insulation defects, such as cracking, chaffing, and abrasion, and be able to locate the defect accurately to reduce potential inspection and maintenance costs. The diagn...

How Microfinance Really Works