29 research outputs found

    Subgroup analysis of multivariable-adjusted relationship between dietary vitamin C intake and NAFLD.

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    <p>Subgroup analysis of multivariable-adjusted relationship between dietary vitamin C intake and NAFLD.</p

    Basic characteristics of the study population (n = 3471).

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    <p>Basic characteristics of the study population (n = 3471).</p

    Energy and multivariable adjusted relationship between dietary vitamin C intake and NAFLD.

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    <p>Energy and multivariable adjusted relationship between dietary vitamin C intake and NAFLD.</p

    Development of Reactive Force Field for DNTF and Molecular Dynamics Simulation of Reaction Mechanism under Shock Loading

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    3,4-Dinitrofurazanfuroxan (DNTF) is a typical hydrogen-free furazan compound with good casting performance. A rapid chemical reaction under shock loading causes the high impact sensitivity of DNTF. However, the details of the reaction remain unclear. Currently, there is no suitable reactive force field (ReaxFF) for simulating the reaction under shock loading because the existing ReaxFF parameters cannot accurately reproduce the structure of furazan during relaxation at room temperature. Therefore, the ReaxFF parameters are reoptimized using a program designed by ourselves based on the training set that takes into account the structure and decomposition products of DNTF. The obtained ReaxFF accurately describes the structure of the DNTF molecule. A method is proposed to number molecules, groups, and atoms and track the reaction path of each atom to obtain the cleavage and formation of bond. The furoxan N–O bond breaks first, which is the trigger bond. Subsequently, the C-NO2 group dissociates, and the N–O bonds in the furazan break. Cleavage of the furoxan trigger bond, furazan opening, and C-NO2 dissociation are the main initial decomposition mechanisms of the reaction, and the order of reaction activation energy was C-NO2 ≈ furazan ring > furoxan ring. The rapid formation of N–N and C–O bonds after the ring opening and C-NO2 dissociation is the main reason for the rapid increase in temperature

    Additional file 1: Table S1. of Relation between phalangeal bone mineral density and radiographic knee osteoarthritis: a cross-sectional study

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    Multivariable-adjusted relations of phalangeal BMD with OA, JSN and OST in osteopenia and osteoporosis population (n =1052). (DOCX 14 kb

    Characteristics among 1626 participants according to quintiles of total magnesium intake.

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    <p>Data are mean (Standard Deviation), unless otherwise indicated; Mg, magnesium; Ca, calcium; K, potassium; Zn, zinc; Fe, iron.</p><p><sup>#</sup><i>P</i> values are for test of difference across all quintiles of magnesium intake.</p><p>Characteristics among 1626 participants according to quintiles of total magnesium intake.</p

    Table1_Establishment of an efficient regeneration and Agrobacterium transformation system in mature embryos of calla lily (Zantedeschia spp.).XLSX

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    Calla lily (Zantedeschia spp.) have great aesthetic value due to their spathe-like appearance and richness of coloration. However, embryonic callus regeneration is absent from its current regeneration mechanism. As a result, constructing an adequate and stable genetic transformation system is hampered, severely hindering breeding efforts. In this research, the callus induction effectiveness of calla lily seed embryos of various maturities was evaluated. The findings indicated that mature seed embryos were more suitable for in vitro regeneration. Using orthogonal design experiments, the primary elements influencing in vitro regeneration, such as plant growth regulators, genotypes, and nanoscale materials, which was emergent uses for in vitro regeneration, were investigated. The findings indicated that MS supplemented with 6-BA 2 mg/L and NAA 0.1 mg/L was the optimal medium for callus induction (CIM); the germination medium (GM) was MS supplemented with 6-BA 2 mg/L NAA 0.2 mg/L and 1 mg/L CNTs, and the rooting medium (RM) was MS supplemented with 6-BA 2 mg/L NAA 0.7 mg/L and 2 mg/L CNTs. This allowed us to verify, in principle, that the Agrobacterium tumefaciens-mediated genetic transformation system operates under optimal circumstances using the GUS reporter gene. Here, we developed a seed embryo-based genetic transformation regeneration system, which set the stage for future attempts to create new calla lily varieties.</p
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