HIV vaccines: good news or bad?

HIV vaccines: good news or bad?

The paper reviewed on the preceding page1 has received much media attention, and has featured in Elisabeth Pisani’s blog, ‘Sex and Science’. I felt it could be helpful to Journal readers if I also reviewed some of the concerns about the HIV vaccine paper2 that were detailed in that blog. Dr Pisani’s blog focuses mainly on specific aspects of the HIV vaccine trial paper:2 approaches taken to sta...

hiv/aids good news and bad news

Traditional eye medicines--good or bad news?

Phosphate binders in CKD: bad news or good news?

Hyperphosphatemia has long been considered an important contributor to the mineral and bone disorder associated with CKD (CKD-MBD). Already 50 years ago, Slatopolsky et al. showed that as GFR decreased, fractional phosphate excretion rose because of inhibition of tubular phosphate reabsorption by parathyroid hormone (PTH), thus preventing serum phosphorus to rise. In the last 10 years, fibrobla...

Good News or Bad News? Let the Market Decide

News stories about publicly traded companies are labeled positive or negative according to price changes of the company stock. It is shown that models based on lexical features can distinguish good news from bad news with accuracy of about 70%. Unfortunately, this works only when stories are labeled according to cotemporaneous price changes but does not work when they are labeled according to s...