I don't believe I posted this in the past on this forum. But reading post #98
in the Etiology thread remined me of this info.
While many of these emulsifiers/surfactants,detergents were not around prior to 1920, nor used in food, there was at least one used early on, lecithin,and yes it will make it part way though the digestive process. Yes it is in eggs and soy. Lecithin from soy was first used in food early 1920's but perhaps just in europe,still trying to track history on this.
I have been looking into this for years,even tried to ingest low surfactant diet,but the stuff is everywhere,your clothes,residue on dishes,toothpaste.
Will do more searching on early use of surfactants.
Better living through chemistry may be killing us.
Yes I know that the PC would be destroyed by lipase in the small intestine,and that PC contributes to the hydrophobic nature of the colon mucus layer. Other possibles are a change in the emulsification properties of bile acids.
Old Mike
https://docs.google.com/viewer?a=v&...6tW0MI&sig=AHIEtbQAhgqxlVev8Dlk-oSl1NF-pi0qnA
This one is real good. Its really all about the mucus barrier.
http://www.charite.de/arbmkl/themen/ubersicht/polensascha.pdf
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1069346/pdf/brjindmed00050-0131.pdf
http://www.charite.de/arbmkl/publikationen/2009cmc.pdf
Synthetic detergents almost fits.
http://www.cleaninginstitute.org/clean_living/soaps__detergent_history_3.aspx
Mucus viscosity gradient.
http://www.charite.de/arbmkl/publikationen/2007viscosity.pdf
http://www.drbozo.com/library/1767.pdf
http://www.pnas.org/content/108/suppl.1/4659.full.pdf
DMSO
http://ajpgi.physiology.org/content/early/2012/10/26/ajpgi.00170.2012.abstract
Postiong interesting stuff I find.
http://www.ncbi.nlm.nih.gov/pubmed/2156646
Mucinase activity.
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1382769/
Theronine restriction.
http://jn.nutrition.org/content/135/3/486.full
amino acids
http://www.ncbi.nlm.nih.gov/pubmed/16702321
http://jn.nutrition.org/content/136/6/1558.full.pdf
Nano particles
http://pubs.acs.org/doi/abs/10.1021/mp100242r
Mucus is degradded first in DDS colitis then the bacteria can get in.
http://www.ncbi.nlm.nih.gov/pubmed/20805871
Cheese whey.
http://download.journals.elsevierhealth.com/pdfs/journals/0022-0302/PIIS0022030210001098.pdf
http://jn.nutrition.org/content/135/3/486.full
http://jn.nutrition.org/content/139/4/720.full.pdf
http://www.ncbi.nlm.nih.gov/pubmed/22168406
http://www.ncbi.nlm.nih.gov/pubmed/21430244
http://www.jacn.org/content/26/6/713S.long
http://www.altmedrev.com/publications/9/2/136.pdf
in the Etiology thread remined me of this info.
While many of these emulsifiers/surfactants,detergents were not around prior to 1920, nor used in food, there was at least one used early on, lecithin,and yes it will make it part way though the digestive process. Yes it is in eggs and soy. Lecithin from soy was first used in food early 1920's but perhaps just in europe,still trying to track history on this.
I have been looking into this for years,even tried to ingest low surfactant diet,but the stuff is everywhere,your clothes,residue on dishes,toothpaste.
Will do more searching on early use of surfactants.
Better living through chemistry may be killing us.
Yes I know that the PC would be destroyed by lipase in the small intestine,and that PC contributes to the hydrophobic nature of the colon mucus layer. Other possibles are a change in the emulsification properties of bile acids.
Old Mike
https://docs.google.com/viewer?a=v&...6tW0MI&sig=AHIEtbQAhgqxlVev8Dlk-oSl1NF-pi0qnA
This one is real good. Its really all about the mucus barrier.
http://www.charite.de/arbmkl/themen/ubersicht/polensascha.pdf
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1069346/pdf/brjindmed00050-0131.pdf
http://www.charite.de/arbmkl/publikationen/2009cmc.pdf
Synthetic detergents almost fits.
http://www.cleaninginstitute.org/clean_living/soaps__detergent_history_3.aspx
Mucus viscosity gradient.
http://www.charite.de/arbmkl/publikationen/2007viscosity.pdf
http://www.drbozo.com/library/1767.pdf
http://www.pnas.org/content/108/suppl.1/4659.full.pdf
DMSO
http://ajpgi.physiology.org/content/early/2012/10/26/ajpgi.00170.2012.abstract
Postiong interesting stuff I find.
http://www.ncbi.nlm.nih.gov/pubmed/2156646
Mucinase activity.
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1382769/
Theronine restriction.
http://jn.nutrition.org/content/135/3/486.full
amino acids
http://www.ncbi.nlm.nih.gov/pubmed/16702321
http://jn.nutrition.org/content/136/6/1558.full.pdf
Nano particles
http://pubs.acs.org/doi/abs/10.1021/mp100242r
Mucus is degradded first in DDS colitis then the bacteria can get in.
http://www.ncbi.nlm.nih.gov/pubmed/20805871
Cheese whey.
http://download.journals.elsevierhealth.com/pdfs/journals/0022-0302/PIIS0022030210001098.pdf
http://jn.nutrition.org/content/135/3/486.full
http://jn.nutrition.org/content/139/4/720.full.pdf
http://www.ncbi.nlm.nih.gov/pubmed/22168406
http://www.ncbi.nlm.nih.gov/pubmed/21430244
http://www.jacn.org/content/26/6/713S.long
http://www.altmedrev.com/publications/9/2/136.pdf
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