protozoans
Protozoans Found With No Dedicated Stop Codons
Protozoans Found With No Dedicated Stop Codons
Karen Zusi | Oct 1, 2016
Some ciliates use the same trio of nucleotides to code for an amino acid and to stop translation.
Ciliates Are Genetic-Code Deviants
Ciliates Are Genetic-Code Deviants
Karen Zusi | Sep 30, 2016
Traditional stop codons have a double meaning in the protozoans' mRNA, sometimes calling for an amino acid during translation.
Traditional Medicine for Leishmaniasis
Traditional Medicine for Leishmaniasis
Kerry Grens | Sep 14, 2015
A plant used in traditional Mayan remedies to cure the parasitic infection produces a potent compound.
Shuffling Through Seven Sexes
Shuffling Through Seven Sexes
Dan Cossins | Mar 28, 2013
Researchers show that random rearrangement of DNA determines which of seven possible mating types the offspring of a single-celled microbe will be.
Epigenetic Enigmas
Epigenetic Enigmas
Beth Marie Mole | Oct 17, 2012
Overturning previous studies, a peculiar protozoan mysteriously uses a DNA-markup system to take out the genetic trash.   
The Salinella salve Mystery
Hayley Dunning | Oct 1, 2012
Salinella salve, an organism described as a single layer of cells, ciliated on both inner and outer surfaces and surrounding…
Gone Missing, circa 1892
Hayley Dunning | Oct 1, 2012
A unique organism sighted only once, more than a century ago, could shed light on the evolution of multicellularity—if it ever actually existed.