The tapeworm that turned

The Saliva Test for Tapeworm

Fish tapeworm and sushi.

A variety of parasitic infections might be acquired by ingesting raw or undercooked fin fish (Table 1).1-3 Fish tapeworm, or Diphyllobothrium spp, is acquired by eating raw or undercooked freshwater or anadromous fish (ie, sea fish that spawn in freshwater rivers, such as salmon). Marinated and smoked fish can also transmit the worm.4 While cases in previously endemic areas have decreased, like...

Turned O¤ or Turned Out? Campaign Advertising, Information, and Voting

We present results from laboratory experimental elections in which candidates can choose to provide informative advertisements and voting is voluntary. We also compare advertisements that are costless to voters with those that reduce voter payo¤s. We …nd that informative advertisements increase voter participation as predicted. However, the e¤ect is much less than found in previous studies of t...

Turned on or turned out? Campaign advertising, information and voting

Article history: Received 3 June 2009 Received in revised form 3 May 2011 Accepted 9 May 2011 Available online 16 May 2011 We present results from laboratory experimental elections in which voter information is endogenously provided by candidates and voting is voluntary. We also compare advertisements that are costless to voters with those that reduce voter payoffs. We find that informative adv...

The worm turned, and the ocean followed.

U nless you hang drywall or travel in certain biogeochemical circles, the calcium sulfate mineral gypsum is probably not on your radar—nor is the amount of sulfate (SO4 2 ) dissolved in seawater, which determines how much gypsum is left behind when that seawater evaporates. All the same, sulfate is the second most abundant negatively charged ion dissolved in seawater today, and tracking its cha...