Discover and read the best of Twitter Threads about #microorganisms

Most recents (3)

Just published: Team uses mNGS + culture-based techniques + negative controls 👉 Identify fungi + bacteria in complex communities in the first pass meconium (stool) of infants☝️Indicates that the neonatal gut microbiome starts to form in the womb: biorxiv.org/content/10.110…
2/2 The organisms they identified colonizing the fetal #intestine prior to birth 👉 were identified in the meconium of both term-born and #preterm newborns☝️And machine learning suggested that #fungal gut communities develop in complexity w/ advancing gestational age at birth.
3/3 Quote from paper 👉 “The demonstration of live #microorganisms in the #newborn gut represents a monumental shift from the sterile #womb hypothesis that dominated perinatal biology for the last century...”
Read 7 tweets
Incredibly important hypothesis piece published today 👉 “Proposed here is a theory that #microorganisms from within the #brain and elsewhere in the body contribute to the long-term #neurological deterioration characteristic of traumatic brain injury”: sciencedirect.com/science/articl…
From paper 👉 1. “First, since the normal human #brain is not sterile, but is host to a variety of microorganisms, blows to the #skull may dislodge them from their accustomed local environments, in which they have been living in quiet equilibrium with neighboring #brain cells”
2. “2nd, upon impact commensal #microbes already resident on surfaces of the nose, mouth + eyes, and potentially harmful organisms from the environment, may gain access to the #brain through the distal ends of the olfactory + optic #nerves or even a disrupted blood-brain barrier”
Read 6 tweets
Relevant context: In the April 1910 issue of the journal @sciencemagazine, the #American #historian of #medicine Fielding Hudson Garrison writes: "Kircher's "Scrutinium pestis," one of the acknowledged landmarks in medical #progress, was published in #Rome in 1658, at least
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.. seventeen years before #Leeuwenhoek's discovery of the #infusoria (1675) and twenty-five years before his #RoyalSociety paper on the #microorganisms found on the teeth (September 17, 1683); so that making every allowance for the skill and proficiency of #seventeenthcentury
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.. #opticians in grinding and polishing #lenses, the question whether #Kircher's lenses were better or worse than #Leeuwenhoek's is one of those "improbable problems" that each one can settle according to his personal preferences. No one will deny that Kircher saw some minute
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Read 7 tweets

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