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mercoledì 18 marzo 2020

# life: Snake Plissken movies revisited, the chaotic escape from Milan, Paris, ...

 "Call me Snake",  the furious chaotic escape of probably conscious "guests",  'cause of 1,2 initial long-range Wuhan sneezing.

<< Everyone we know in Paris who was able to leave the city have done so. >>  

Henry Samuel. Parisian mother on 
escaping the coronavirus lockdown.  Mar 17, 2020

https://www.telegraph.co.uk/news/2020/03/17/dont-know-would-have-done-parisian-mother-escaping-coronavirus/

Also 

"Call me Snake", by Snake Plissken

https://en.m.wikipedia.org/wiki/Snake_Plissken

Also

keyword 'snake' in FonT

https://flashontrack.blogspot.com/search?q=snake

keyword 'snake' in Notes (quasi-stochastic poetry)

https://inkpi.blogspot.com/search?q=snake

lunedì 16 marzo 2020

# life: apropos of "herd immunity" ... ,

Apropos of  "herd immunities" ..., 
here a subtle, bizarre convergence with a specific traditional medical behavior, clearly annotaded in the field of ethnomedicine: the "saliva healers"

keyword "saliva" in Notes  (quasistochastic-poetry)

https://inkpi.blogspot.com/search?q=saliva

keyword "saliva" in FonT

https://flashontrack.blogspot.com/search?q=saliva

keyword "herd | flock immunity" in NCBI

https://www.ncbi.nlm.nih.gov/m/pubmed/?term=%22Herd+immunity%22

https://www.ncbi.nlm.nih.gov/m/pubmed/30273325/?i=2&from=%22flock%20immunity%22

Also:  "pruneto di sputo" in  "aqa (any question answered)". May 21, 2005
(quasistochastic-poetry)

https://inkpi.blogspot.com/2005/05/1781-aqa-any-question-answered.html

Also: "dall'orli frangiati di sopratoniche".   in "a pain-suppressive effect".  Nov 14, 2006. (quasistochastic-poetry).

https://inkpi.blogspot.com/2006/11/2086-pain-suppressive-effect.html


giovedì 12 marzo 2020

# gst: apropos of 'reprogrammed by a virus' (2), the case of 'virocells'

<< If it looks like a duck and quacks like a duck, so the adage goes, it must be a duck. But if the duck gets infected by a virus so that it no longer looks or quacks like one, is it still a duck? >>

Viruses reprogram cells into different virocells. DOE/Joint Genome Institute. 
 Feb 11, 2020.

https://m.phys.org/news/2020-02-viruses-reprogram-cells-virocells.html

<< Ocean viruses are abundant and infect 20–40% of surface microbes. Infected cells, termed virocells, are thus a predominant microbial state. Yet, virocells and their ecosystem impacts are understudied, thus precluding their incorporation into ecosystem models. >>

AA << investigated how unrelated bacterial viruses (phages) reprogram one host into contrasting virocells with different potential ecosystem footprints. >>

<< Ecologically, this work suggests that one cell, infected versus uninfected, can have immensely different metabolisms that affect the ecosystem differently. >>

Howard-Varona C, Lindback MM, et al. Phage-specific metabolic reprogramming of virocells. ISME J. doi: 10.1038/s41396-019-0580-z. Jan 2, 2020.

https://www.nature.com/articles/s41396-019-0580-z

Also

keyword 'virus' in FonT

https://flashontrack.blogspot.com/search?q=virus

keyword 'virus' in Notes (quasi- stochastic poetry)

https://inkpi.blogspot.com/search?q=virus


martedì 10 marzo 2020

# gst: apropos of 'transitions', liquid-liquid transitions within a one- component system

<< For a long time, the liquid state of pure substances was believed to be a continuous state in which the component atoms or molecules are all equivalent. However, it has now been widely shown that there can be multiple phases within liquids, even those containing only one component. >>

AA << have devised a model based on two factors that describe the ordering of the liquid; the density, and the local organization of the liquid atoms or molecules at a particular point. >>

<< Our Ginzburg-Landau-type model evaluates the system using two order parameters; one that is conserved-density; and one that is not- local structural order (..) What we found was that the growth of the liquid domain we studied was affected by density changes that cause hydrodynamic fluctuations. >> Kyohei Takae.

<< It was shown that when the density changes as a result of the phase transition, hydrodynamic flow is induced leading to changes in both the rate of domain growth and the long-range interaction between the domains. Hydrodynamic interaction was therefore found to be critical to LLT (liquid-liquid transitions) and the pattern evolution and kinetics. >>

But what about flow? The effect of hydrodynamics on liquid-liquid transitions. University of Tokyo. Feb 10, 2020.

https://phys.org/news/2020-02-effect-hydrodynamics-liquid-liquid-transitions.html

Kyohei Takae, Hajime Tanaka. Role of hydrodynamics in liquid–liquid transition of a single-component substance. PNAS. 117 (9) 4471-4479. doi: 10.1073/pnas.1911544117. Mar 3, 2020.

https://www.pnas.org/content/117/9/4471

Also

more on the weirdness of water, "T" and "non-T" Tetrahedral arrangements. Feb 5, 2020. 

https://flashontrack.blogspot.com/2020/02/chem-more-on-weirdness-of-water-t-and.html

Also

keyword 'transition/al' in FonT

https://flashontrack.blogspot.com/search?q=transition

https://flashontrack.blogspot.com/search?q=transitional

keyword 'transizione/i' in Notes (quasi-stochastic poetry)

https://inkpi.blogspot.com/search?q=transizione

https://inkpi.blogspot.com/search?q=transizioni

keyword 'transizionale/i' in Notes (quasi-stochastic poetry)

https://inkpi.blogspot.com/search?q=transizionale

https://inkpi.blogspot.com/search?q=transizionali

venerdì 6 marzo 2020

# behav: the pulsating, probabilistic approach among parrots (Nestor notabilis)

<< Parrots can learn to choose based on probability, making them the first animal outside of the great ape family that uses statistical modelling in their decision-making process, >>

<< What was most surprising is that they can integrate social or physical information into their probabilistic judgements, >> Amalia Bastos.

Parrots get probability, use stats to make choices: study.  Mar 3, 2020.

https://m.phys.org/news/2020-03-parrots-probability-stats-choices.html

Amalia P. M. Bastos, Alex H. Taylor. Kea show three signatures of domain-general statistical inference. Nature Communication. Volume 11, Article number: 828. Mar 3, 2020.

https://www.nature.com/articles/s41467-020-14695-1

Also 

<< Insects are able to solve basic numerical cognition tasks >>

Hannes Rapp, Martin Paul Nawrot, Merav Stern. Numerical Cognition Based on Precise Counting with a Single Spiking Neuron. iScience. Volume 23, Issue 2, 100852. doi: 10.1016/j.isci.2020.100852. Jan 21, 2020.

https://www.cell.com/iscience/fulltext/S2589-0042(20)30035-3

Quantifying objects: Bees recognize that six is more than four.  University of Cologne. Mar 2, 2020.

https://m.phys.org/news/2020-03-quantifying-bees.html


giovedì 5 marzo 2020

# gst: the sounds that occur when a soap bubble pops.

<< The popping sound of a bursting soap bubble is acquired using microphone arrays and analyzed using spherical harmonics decomposition. >>

the << acoustic emission originates mainly from the capillary stresses exerted by the liquid soap film on the air and that it quantitatively reflects the out-of-equilibrium evolution of the flowing liquid film. (..) the acoustic signature of violent events of physical or biological origin could be used to measure the forces at play during these events. >>

Adrien Bussonniere, Arnaud Antkowiak, et al. Acoustic Sensing of Forces Driving Fast Capillary Flows. Phys. Rev. Lett. 124, 084502 Feb 27, 2020.

https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.124.084502

Bob Yirka. Measuring the sound of a soap bubble popping. Phys.org. Mar 2, 2020.

https://m.phys.org/news/2020-03-soap.html

mercoledì 4 marzo 2020

# gst: apropos of 'fleeting (transient) interactions'

AA << captured highly transient interactions between transcription factors-proteins that control gene expression-and target genes in the genome and showed that these typically missed interactions have important practical implications. >>

<< Our approaches to capturing transient transcription factor-target interactions genome-wide can be applied to validate dynamic interactions of transcription factors for any pathway of interest in agriculture or medicine, >> Gloria Coruzzi. 

Biologists capture fleeting interactions between regulatory proteins and their genome-wide targets. New York University. Mar 2, 2020.

https://m.phys.org/news/2020-03-biologists-capture-fleeting-interactions-regulatory.html

José M. Alvarez, Anna-Lena Schinke, et al. Transient genome-wide interactions of the master transcription factor NLP7 initiate a rapid nitrogen-response cascade. Nat Commun 11, 1157. doi: 10.1038/s41467-020-14979-6. Mar 2, 2020

https://www.nature.com/articles/s41467-020-14979-6