Publications by authors named "Hao Yuan"

Gastric cancer is one of the most common malignancies in China. So far, there are few reliable serum biomarkers for diagnosis. The available biomarkers of CEA, CA19-9 and CA72-4 are not sufficiently sensitive and specific for gastric cancer.

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Article Synopsis
  • The study investigates the relationship between pain intensity, necrosis stage, and bone marrow edema (BME) in patients with nontraumatic osteonecrosis of the femoral head (NONFH), aiming to clarify the clinical importance of BME.
  • Data was collected from 97 patients (149 hips) over two years, assessing BME via MRI classified by severity and comparing it to pain grading and necrosis stages, revealing high rates of BME associated with pain level and necrosis severity.
  • Results showed that as pain intensity and necrosis stage increased, the incidence and severity of BME also rose, underscoring BME's strong correlation with worsening conditions in NONFH cases.
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Although cisplatin has been shown to induce both apoptosis and necrosis in cancer cells, the potential interconnections between these modes of cell death induced by the drug remain unknown. We studied this phenomenon in gastric cancer cell lines and identified one cell line (SGC-7901) that underwent apoptosis, and another cell line (BGC-823) that primarily underwent nonapoptotic cell death, in response to cisplatin. Apoptosis in cisplatin-treated SGC-7901 cells seemed to be caspase dependent and was mediated, at least in part, by the BH3-only protein, Noxa.

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(R,S(P))-1-Diphenyl-phosphino-2-(1-ethoxy-ethyl)ferrocene.

Acta Crystallogr Sect E Struct Rep Online

October 2008

In the crystal structure of the title compound, [Fe(C(5)H(5))(C(21)H(22)OP)], the cyclo-penta-dienyl (Cp) rings are almost parallel and are essentially eclipsed. The absolute configuration was determined as S for the planar and R for the central chirality.

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Baishao and Chishao (Paeonia Lactiflora Pall.) and their close relative Danpi (Paeonia Suffruticosa Andr) samples were estimated quantitatively, based on their UV fingerprint spectra of the extracts obtained with chloroform, ethanol and water, by applying the common and variation peak ratio dual index sequence analysis method. The analytical results showed that the Baishao samples B2, B3 and B4 from the closest regions were the most similar samples.

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Objective: To evaluate the effect of sensory disturbance after the sagittal split ramus osteotomy (SSRO)on quality of life.

Methods: From September 2004 to September 2005, 21 patients undergoing SSRO were studied by using questionnaires. There were 12 males and 9 females, aging 19-27 years (mean 22.

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In this paper, Shannong 87074-519, a derivative of wheat-decaploid Elytrigia elongata, was identified by inoculation assessment, cytological analysis, simple sequence repeat (SSR), molecular marker technique,and genomic in situ hybridization (GISH). The results are as follows: the chromosome number of Shannong87074-519 in root tip cells was 2n=44, 22 bivalents were observed in most PMC at MI, and the average chromosome configuration was 2n=44=21.82 II+0.

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Purpose: This study was designed to evaluate the influencing factors of sensory disturbance of lower lip after sagittal split ramus osteotomy(SSRO).

Methods: We studied 19 consecutive patients that underwent a total of 37 SSROs from September 2004 to September 2005. The follow-up period was 24 weeks.

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Aim: To explore the anti-inflammatory mechanism of Diammonium Glycyrrhizinate in a rat model of ulcerative colitis induced by acetic acid.

Methods: Spragur-Dawley female rats were divided into four groups: Diammonium Glycyrrhizinate group, dexamethasone group, acetic acid control and normal control group. Colonic inflammation was evaluated by disease activity index, gross morphologic damage, histological injury and colonic myeloperoxidase activity.

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In the femoral head necrosis model rabbit induced by endotoxin combined with methylprenisolone, the dynamical changes of plasma TXB2 and 6-keto-PGF1alpha contents were observed. As a result, microscopic examination showed that in the model group, bone trabeculae became fine, empty bone lacunae increased, and osteoblasts in number decreased; the ratio of TXB2 and 6-keto-PGF1alpha was out of balance, and these changes worsened gradually with the lapse of time; Compound Sheng Mai Cheng Gu Capsules could reverse femoral head necrosis, protect the vascular endothelial cells, recover the balance of TXB2 and 6-keto-PGF1alpha. It is concluded that the hormone-induced femoral head necrosis is closely related with blood stasis, and that the Chinese drugs for activating blood circulation and removing blood stasis can prevent the femoral head from development of necrosis.

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Fluoxetine (F) and its N-demehylated metabolite norfluoxetine (NF) are selective inhibitors of serotonin reuptake in humans. A new sensitive rapid method for the simultaneous determination of F and NF in plasma was established and validated, and was further applied to assess the bioequivalence of two oral formulations of F in 22 healthy Chinese male volunteers who received a single oral dose of each formulation (containing 20 mg of fluoxetine hydrochloride). The new method involves using liquid chromatography/tandem mass spectrometry (LC/MS/MS) in multiple reaction monitoring mode with deuterated fluoxetine (DF) as internal standard.

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