Role of tumour derived exosomes in manuring the metastatic niche in patients with lung cancer liver metastasis: Beyond seed soil hypothesis

Metastatic lung cancer is often diagnosed at a late stage and is widely known to metastasize to the liver in the Asian population, but the underlying mechanism still remains unclear.Tumour derived exosomes (TDEs) play an important role in metastasis and its contributions to the development of the pre-metastatic niche formation is of utmost importan

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Optimization Design of Metro Vehicle Air Compressor Frame Structure Based on Adaptive Response Surface Method

Objective A finite element model of metro vehicle air compressor frame is established and verified through modal testing and vibration testing.It is found that the vertical bending modal frequency of the dryer frame coincides with motor harmonic frequency and the vibration isolation rate is relatively low.Under the premise of meeting modal Lighting

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