The Notes

User Tools

Site Tools

Trace:
public:a_brief_history_of_mouth_pipetting

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision		Previous revision
public:a_brief_history_of_mouth_pipetting [2019/07/23 21:07] – fangfufupublic:a_brief_history_of_mouth_pipetting [2019/07/23 21:30] (current) – fangfufu
Line 1: Line 1:
 ====== A Brief History of Mouth Pipetting ====== ====== A Brief History of Mouth Pipetting ======
 By //[[https://cbsapps.ucdavis.edu/GradStudents/Student/View/10698|Helen Lamb]]//, UC Davis By //[[https://cbsapps.ucdavis.edu/GradStudents/Student/View/10698|Helen Lamb]]//, UC Davis
 +
 +This was originally from a Facebook group called [[https://www.facebook.com/groups/2053376511563732/|Open Memeing Frame]].
   - 1806 - French chemist and inventor Francois Descroizilles invents the first graduated glass pipette, which he calls the "alcalimetre." No detail on how liquid was drawn into the device. (https://pubs.acs.org/doi/pdf/10.1021/ed028p508?rand=g4g3jt2z)    - 1806 - French chemist and inventor Francois Descroizilles invents the first graduated glass pipette, which he calls the "alcalimetre." No detail on how liquid was drawn into the device. (https://pubs.acs.org/doi/pdf/10.1021/ed028p508?rand=g4g3jt2z) 
   - 1824 - French chemist and inventor Joseph-Louis Gay-Lussac modifies Descroizille's device and calls it a "pipette." (https://www.britannica.com/biography/Joseph-Louis-Gay-Lussac)   - 1824 - French chemist and inventor Joseph-Louis Gay-Lussac modifies Descroizille's device and calls it a "pipette." (https://www.britannica.com/biography/Joseph-Louis-Gay-Lussac)
Line 16: Line 18:
   - 2012 - A Pakistani study reports that 28% of Pakistani lab technicians pipette by mouth. (https://www.ncbi.nlm.nih.gov/pubmed/22910567)   - 2012 - A Pakistani study reports that 28% of Pakistani lab technicians pipette by mouth. (https://www.ncbi.nlm.nih.gov/pubmed/22910567)
   - 2019 - Mouth pipetting is practically the stuff of legend... or is it???   - 2019 - Mouth pipetting is practically the stuff of legend... or is it???
 +<columns 100% 50% 50%> 
 +<figure> 
 +{{ :public:dr_mae_melvin_and_assistant.jpg?400 |}} 
 +<caption> 
 +Former Centers for Disease Control (CDC) parasitologist, Dr. Mae Melvin (Lt), examines a collection of test tubes while her laboratory assistant mouth pipettes a culture to be added to these test tubes. Source: David Senser/CDC. 
 +</caption> 
 +</figure> 
 +<newcolumn> 
 +<figure> 
 +{{ :public:pfc_johnnie_mae_welton.jpg?400 |}} 
 +<caption> 
 +African-American US Army WAC Pfc Johnnie Mae Welton conducting a lab experiment in the serology lab at Fort Jackson Station Hospital, Fort Jackson, South Carolina, United States, 20 Mar 1944 ww2dbase 
 +</caption> 
 +</figure> 
 +</columns>
 ===== Recommended Reading ===== ===== Recommended Reading =====
   * A blog post on the history of pipetting in general: http://incubator.rockefeller.edu/origins-of-the-pipette-why-todays-scientists-dont-need-to-use-their-mouths/     * A blog post on the history of pipetting in general: http://incubator.rockefeller.edu/origins-of-the-pipette-why-todays-scientists-dont-need-to-use-their-mouths/  
public/a_brief_history_of_mouth_pipetting.1563916069.txt.gz · Last modified: by fangfufu