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riversedge

(81,208 posts) Sun Apr 12, 2026, 08:31 AM Apr 12

The polio vaccine developed by Jonas Salk was declared safe and effective on this day 71 years ago. He used a technique [View all]

And now vaccine protection is falling!!

The polio vaccine developed by Jonas Salk was declared safe and effective on this day 71 years ago. He used a technique by Nobel Prize laureates John Enders, Thomas Weller and Frederick Robbins to help develop his vaccine.

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Highlight:

The polio vaccine developed by Jonas Salk was declared safe and effective on this day 71 years ago. He used a technique [View all] riversedge Apr 12 OP

At the University of Pittsburgh. PittBlue Apr 12 #1

Two sons, a daughter in law and a son in law. All have Master's degrees from Pitt. Four for four. twodogsbarking Apr 12 #2

My husband has his doctorate from Pitt.. PittBlue Apr 12 #9

I was a whole 5 years old, but I still remember the relief rurallib Apr 12 #3

OMG! WinstonSmith4740 Apr 12 #5

I remember being in a line at school to get the first shot. What a miracle it was and is. Vinca Apr 12 #4

I'll never forget that day. People were lined up for blocks! enigmania Apr 12 #6

I was 2! czarjak Apr 12 #7

I remember... BurnDoubt Apr 12 #8

I remember it well. MineralMan Apr 12 #10

I remember getting the polio vaccine LetMyPeopleVote Apr 12 #11