Infant growth and income 50 years later

Infant growth and income 50 years later.

Among 4630 boys, irrespective of the social class into which they were born, those who grew slowly during infancy had poor educational achievements and had lower incomes than those who grew more rapidly. One interpretation of this is that biological processes linked to slow infant growth may lead to lifelong impairment of cognitive function.

Electrocyte physiology: 50 years later.

Weakly electric gymnotiform and mormyrid fish generate and detect weak electric fields to image their worlds and communicate. These multi-purpose electric signals are generated by electrocytes, the specialized electric organ (EO) cells that produce the electric organ discharge (EOD). Just over 50 years ago the first experimental analyses of electrocyte physiology demonstrated that the EOD is pr...

Dialysis at a crossroads: 50 years later.

The ability to offer repetitive hemodialysis for treatment of chronic kidney failure has now reached its half-century anniversary. Although millions of patients have benefited from this life-extending procedure, current results in the United States have now stagnated with only small annual improvements in survival and continued high hospitalization rates. Recognition that this stagnation may be...

Lynn Margulis and the endosymbiont hypothesis: 50 years later

The 1967 article "On the Origin of Mitosing Cells" in the Journal of Theoretical Biology by Lynn Margulis (then Lynn Sagan) is widely regarded as stimulating renewed interest in the long-dormant endosymbiont hypothesis of organelle origins. In her article, not only did Margulis champion an endosymbiotic origin of mitochondria and plastids from bacterial ancestors, but she also posited that the ...

50 Years Later: Women and sociaL change in cuba