Publications by authors named "Miaoliang Chen"

Background: Gastric cancer (GC) is a common malignancy with its morbidity increasing worldwide. Hence, it is imperative to develop effective treatments. Studies have shown that metformin has potential antitumor effects.

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Introduction: Totally laparoscopic distal gastrectomy (TLDG) for gastric cancer has gradually gained popularity. However, the learning curve of TLDG is rarely reported.

Aim: To determine the learning curve of TLDG for gastric cancer.

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Purpose: Currently the extent of lymph node dissection (LND) for papillary thyroid microcarcinoma (PTMC) remains controversial. The present study aims to investigate the clinicopathologic predictors of lymph node metastasis (LNM) and prognosis in PTMC patients from Guangdong to enable appropriate treatment and follow-up.

Methods: Data including demographics, tumor size, multifocality, extrathyroidal extension (ETE) and concomitant thyroiditis were collected from 374 untreated PTMC patients from Guangdong, China.

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The study was designed to identify differences in the dielectric properties of ex vivo colorectal cancerous tissues at different tumor stages. To date, 130 freshly excised colorectal cancerous specimens underwent measurement of both relative permittivity and conductivity on the serosal and mucosal surfaces of the carcinoma nidus, and the mucosa of the surgical resection margin ranging from 50 to 500 MHz at the Larmor frequencies. Tumor node metastasis staging was determined according to pathological reports for each patient.

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Although the prognostic value of nodal metastases in differentiated thyroid cancer remains controversial, it is of interest to evaluate and understand the different characteristics of predictive outcomes.A multicenter retrospective study was conducted in 215 untreated patients with differentiated thyroid cancer from July 1997 to July 2015 in 4 medical centers of Guangdong Province. A total of 107 patients with nodal metastases (group A) were compared to 108 patients without metastases (group B).

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This study aimed to verify whether the open-ended coaxial line tumor sensor with radio frequency was effective or not in detecting the differences in permittivity and conductivity between the breast malignant tissues and adjacent tissues.Sixteen breast infiltrating ductal carcinoma samples were freshly obtained from the department of general surgery in Zhujiang Hospital.The permittivity and conductivity of cancerous nidus points of breast samples,3cm adjacent tissue points and 5cm adjacent tissue points were detected respectively by the open-ended coaxial line tumor sensor with radio frequency noninvasively in conjunction with vector network analyzer at the frequency ranging from 42.

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