POISON LABELS.

Poison ivy, poison oak, and poison sumac.

Poison Romance and Poison Mysteries

Searching for a Poison in a Poison

chlorinated biphenyl (PC8I mixtures had been described previously. High mortality, liver damage, and edema were associated with only two of the three PCB5. Using column and gas chromatography, several compounds were identified in the diethylether fracdon of these two PCBs. A chick embryo assay confirmed the high toxicity of this fraction. Mass spectremetric and microcoulometric analyses indicat...

LABELS SHAPE CATEGORIES 3 Labels

How do infants’ emerging language abilities impact on their organization of objects into categories? The question of whether labels can shape the early perceptual categories formed by young infants has received considerable attention, but evidence has remained inconclusive. Here, ten-month-old infants (N=80) were familiarized with a series of morphed stimuli along a continuum that can be seen a...

Poison frogs

Stynoski et al. introduce the dendrobatids, a charismatic group of frogs known for their colourful and often poisonous skin.