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Faced with relatively old and ageing populations, a growing number of higher-income countries are struggling to provide affordable and decent care to their older citizens. This contribution proposes a new policy for dealing with this challenge. Under certain conditions, I argue that states should pay their citizens to move to foreign care homes in order to ease the pressure on domestic care institutions. This is the case if-but not necessarily only if-(1) a significant proportion of resident citizens do not currently have access to adequate aged and nursing care; (2) the care in the foreign care homes is not worse than the one that is available in domestic care homes; (3) sending states conduct regular checks to ascertain that the level of care abroad is not worse or delegate this task to reliable local monitoring bodies; (4) appropriate measures have been taken to ensure that this type of migration does not harm local residents; and (5) the public money spent on the payments is not better spent on other ways of easing the pressure on domestic care institutions. I end by defending the proposed payments against the objection that they create morally problematic inequalities by exerting greater pressure on members of lower socioeconomic classes to migrate than on their more affluent compatriots.The COVID-19 pandemic has forced clinicians, policy-makers and the public to wrestle with stark choices about who should receive potentially life-saving interventions such as ventilators, ICU beds and dialysis machines if demand overwhelms capacity. Many allocation schemes face the question of whether to consider age. We offer two underdiscussed arguments for prioritising younger patients in allocation policies, which are grounded in prudence and fairness rather than purely in maximising benefits prioritising one's younger self for lifesaving treatments is prudent from an individual perspective, and prioritising younger patients works to narrow health disparities by giving priority to patients at risk of dying earlier in life, who are more likely to be subject to systemic disadvantage. We then identify some confusions in recent arguments against considering age.Programmes serving international patients are increasingly common throughout the USA. These programmes aim to expand access to resources and clinical expertise not readily available in the requesting patients' home country. However, they exist within the US healthcare system where domestic healthcare needs are unmet for many children. Focusing our analysis on US children's hospitals that have a societal mandate to provide medical care to a defined geographic population while simultaneously offering highly specialised healthcare services for the general population, we assume that, given their mandate, priority will be given to patients within their catchment area over other patients. We argue that beyond prioritising patients within their region and addressing inequities within US healthcare, US institutions should also provide care to children from countries where access to vital medical services is unavailable or deficient. In the paper, we raise and attempt to answer the following (1) Do paediatric healthcare institutions have a duty to care for all children in need irrespective of their place of residence, including international patients? (2) If there is such a duty, how should this general duty be balanced against the special duty to serve children within a defined geographical area to which an institution is committed, when resources are strained? (3) Finally, how are institutional obligations manifest in paradigm cases involving international patients? We start with cases, evaluating clinical and contextual features as they inform the strength of ethical claim and priority for access. We then proceed to develop a general prioritisation framework based on them.Chlamydiae are obligate intracellular pathogens that rely on secreted effector proteins to establish their intracellular niche. In this issue of the Journal of Bacteriology, Yanatori et al describe a screen for C. pneumoniae effectors, performed in C. trachomatis, which identified several new proteins that are translocated during infection (Yanatori, Miura et al. 2021). More broadly, they demonstrate how new genetic approaches in C. trachomatis can be used to characterize the virulence factors of other Chlamydia species.By evolving strains of E. coli that hyper-resist sedimentation, we discovered an uncharacterized mechanism that bacteria can use to remain in suspension indefinitely without expending energy. This unusual phenotype was traced to the anchoring of long colanic acid polymers (CAP) that project from the cell surface. Although each characterized mutant activated this same mechanism, the genes responsible and the strengths of the phenotypes varied. Mutations in rcsC, lpp, igaA, or the yjbEFGH operon were sufficient to stimulate sedimentation resistance, while mutations altering the cps promoter, cdgI, or yjbF provided phenotypic enhancements. The sedimentation resistances changed in response to temperature, growth phase, and carbon source and each mutant exhibited significantly reduced biofilm formation. We discovered that the degree of colony mucoidy exhibited by these mutants was not related to the degree of Rcs pathways activation or to the amount of CAP that was produced; rather, it was related to the fraction ontrolled by a stress sensing system, suggesting that anchoring may be used as an adaptive response to severe environmental challenges.The instability of Shigella genomes has been described, but how this instability causes phenotypic differences within the Shigella flexneri species is largely unknown and likely variable. We describe herein the genome of S. flexneri strain PE577, originally a clinical isolate, which exhibits several phenotypic differences compared to the model strain 2457T. Like many previously described strains of S. Syk inhibitor flexneri, PE577 lacks discernible, functional CRISPR and restriction-modification systems. Its phenotypic differences when compared to 2457T include lower transformation efficiency, higher oxygen sensitivity, altered carbon metabolism, and greater susceptibility to a wide variety of lytic bacteriophage isolates. Since relatively few Shigella phages have been isolated on 2457T or the previously characterized strain M90T, developing a more universal model strain for isolating and studying Shigella phages is critical to understanding both phages and phage-host interactions. In addition to phage biology, the genome sequence of PE577 was used to generate and test hypotheses of how pseudogenes in this strain-whether interrupted by degraded prophages, transposases, frameshifts, or point mutations-have led to metabolic rewiring compared to the model strain 2457T.

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