Subjects with hip osteoarthritis show distinctive patterns of trunk movements during gait-a body-fixed-sensor based analysis

Abstract Background Compensatory trunk movements during gait, such as a Duchenne limp, are observed frequently in subjects with osteoarthritis of the hip, yet angular trunk movements are seldom included in clinical gait assessments.Hence, the objective of this study was to quantify compensatory trunk movements during gait in subjects with hip osteo

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Azteca ants repair damage to their Cecropia host plants

Some Azteca ants are well-known symbionts that Clothes Pegs defend their Cecropia host plants against herbivory, although there is considerable variability in behavior among colonies, conditions, and species.In exchange, ants receive food, and also shelter within the plants’ internodes.Here we demonstrate that ants repair damage to the host plant

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