Publications by authors named "Fangchun Guo"

SOX6 plays important roles in cell proliferation, differentiation, and cell fate determination. It has been confirmed that SOX6 is a tumor suppressor and downregulated in various cancers, including esophageal squamous cell carcinoma, hepatocellular carcinoma, and chronic myeloid leukemia. Netrin-1 is highly expressed in various human cancers and acts as an anti-apoptotic and proangiogenic factor to drive tumorigenesis.

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The oncogenic transcription factor forkhead box M (Foxm) is overexpressed in human colorectal cancer (CRC). Targeting the protein interaction with its cognate DNA has been established as an attractive approach to anti-CRC chemotherapy. State-of-the-art molecular dynamics (MD) simulations revealed that the Foxm adopts considerably different conformations to interact with and without its DNA partner; the holo conformation is tightly packed as a typical globulin configuration, whereas the apo form is locally unstructured that exhibits intrinsic disorder in DNA recognition helix, indicating that DNA binding can help the Foxm refolding.

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Objective: To detect three-dimensional (3D) ultrasound appearance of fetal normal and abnormal supermaxilla bone's anatomy using skeletal rendering mode, and to compare the success rate of 3D images in different gestational age groups.

Methods: Using three-dimensional ultrasound skeletal rendering mode of voluson 730 and voluson E8 ultrasound systems, the fetal supermaxilla bones were reconstructed, the supermaxilla bones include two hundred and sixty-one cases with the range from 12 to 40 gestaional weeks that were normal supermaxilla proved by 2D ultrasound exam, three cases that were the specimens of fetal normal supermaxilla, and eight cases that were abnormal supermaxilla. The normal supermaxilla's imaging success rates of different gestational ages were contrasted.

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