1.Preliminary analysis of clinically relevant indicators in two patients with mucolipidosis type Ⅲ and their family members
Yaoping HUANG ; Xichao XIA ; Jianyong WU ; Juan CUI ; Junfeng ZHANG ; Yang LIU ; Guochang XU ; Qingfu HU ; Qing WANG ; Rongzhi LIU
Chinese Journal of Integrated Traditional and Western Medicine in Intensive and Critical Care 2018;25(6):662-664
Objective To observe the clinical characteristics of 2 patients with mucolipidosis type Ⅲ. Methods Two sibling patients (a sister and a brother) with mucolipidosis type Ⅲ symptoms and other family members were the research objects, and the changes of their features of hand bone imaging, blood indexes [blood glucose, cholesterol, triacylglycerol (TG), total protein (TP), albumin (Alb)] and body composition were analyzed. Results Except the 2 patients, the bone morphology, blood indexes and body compositions in other 7 family members were under normal conditions. The phalanx intervals of both hands in 2 patients with mucolipidosis type Ⅲwere widened significantly, among them the thumb manifestation was more obvious; the distal segments of phalanxes in both hands became pointed and curved presenting a "claw-like hand" deformity; the metacarpal and distal carpal metaphysis were obviously enlarged, and scaphoid, lunate, trianglar, orbicular, and trapezium and trapezoid bones were loosely arranged at the wrist; the distal ends of ulna and radius were markedly enlarged. Compared to healthy people, the triglyceride levels of serum in the 2 patients were obviously reduced (the percentage of reduction: 57.14% and 41.07% respectively); body mass indexes (BMI), total fat and visceral fat were significantly lowered (BMI reduction percentage:26.81% and 14.55%, total fat reduction percentage: 38.12% and 44.95%, visceral fat reduction percentage: 62.25% and 67.74%, respectively) in the two patients. Conclusion The purpose of studying the biochemistry indexes, imaging characteristics and body compositions is to more deeply understand the clinical symptoms and signs of the 2 sibling patients with mucolipidosis type Ⅲ in a family to provide a theoretical reference.
2.Establishing animal models of atherosclerosis
Ailiang HUANG ; Rongzhi HUANG ; Xiaoqian HUANG ; Jianhua HUANG ; Yan ZHOU
Chinese Journal of Tissue Engineering Research 2015;(27):4423-4428
BACKGROUND:Animal models of atherosclerosis play an important role in the research of the pathogenesis, occurrence and development of atherosclerosis, as wel as in the prevention and treatment of atherosclerosis. OBJECTIVE:To summarize and discuss the establishment of atherosclerosis models, explore the current situation and advance of atherosclerosis models, compare the advantages and disadvantages of various methods, and provide evidence for clinical investigation. METHODS:A computer-based online search was conducted in SinoMed, VIP, Wanfang and PubMed databases by using the key words of “animal model, atherosclerosis, progression” from January 1990 to December 2014. The language was limited to both Chinese and English. Relevant articles were screened according to inclusion and exclusion criteria. The documents about the methods of atherosclerosis model preparation, method improvement as wel as their advantage and disadvantage were summarized. RESULTS AND CONCLUSION: A total of 137 articles were included. Among them, 93 articles published earlier, duplicated, and similarly were excluded, and 44 references were finaly included. The results demonstrated that, the main characteristics of models established with the high-fit diet are lipid storage. This method is commonly used due to its fixable operation. However, this method needs a long time and the position of athermanous plaque is unstable. That’s the reason why immune method, nerve and mechanical damaged method, hemodynamic method and genetic engineering method emerge. These novel methods facilitate the model establishment, and have their advantages and disadvantages. To a certain extent, they are different from human spontaneous type. Partial ligation plays irreplaceable functions when studying complications of atherosclerosis. The athermanous plaque formed by baloon injury shows accurate position, which is convenient for researchers to observe the changes of athermanous plaque after conducting al kinds of interventions. This model based on immunological method could provide guidance of vaccine research for atherosclerosis prevention. Therefore, they can choose more appropriate model formation method according to their own needs.
3.Application of motivational interview in education on diabetes in special clinics
Min HUANG ; Rongzhi XIE ; Fenling LI ; Shue QU
Modern Clinical Nursing 2014;(7):67-70
Objective To study the effect of motivational interview on health education to patients with diabetes.Methods Fifty patients with diabetes were randomly divided into the control group and the intervention group by using random digit table.The control group was given routine health education and the latter motivational interview.The two groups were compared in terms of self-efficacy and fasting blood sugar and glycated hemoglobin indexes.Result The self-efficacy,fasting blood sugar and glycated hemoglobin indexes in the intervention group were all better than those of the control group(P<0.01).Conclusion Motivational interview can effectively improve the patients’self-efficacy,do good for controling blood sugar level and meanwhile improve the quality of health education.
4.Effect of doxapram on inhibition of medullary respiratory center excitability by sevoflurane in rats
Yingbin WANG ; Shubao WANG ; Shenghui HUANG ; Rongzhi ZHANG ; Qihui ZHENG
Chinese Journal of Anesthesiology 2012;32(7):843-845
Objective To investigate the effect of doxapram on inhibition of medullary respiratory center excitability by sevoflurane in rats.Methods Neonatal Sprague-Dawley rats of both sexes,aged 1-4 days,were used in this study.Isolated medulla oblongata-spinal cord specimens were made according to the method described by Suzue and perfused with the artificial cerebrospinal fluid saturated with 95%O2-5%CO2.The specimens were randomly divided into 3 groups ( n =9 each):control group (group C),sevoflurane group (group S) and sevoflurane + doxapram group (group S + D).Respiratory rhythmical discharge activity of the hypoglossal nerve rootlets was recorded using suction electrode.After 10 min of equilibration,the specimens were perfused with the artificial cerebrospinal fluid,5% sevoflurane and the mixture of 5% sevoflurane and 5 μmol/L doxapram for 10 min in groups C,S,and S + D respectively.The respiratory cycle,inspiratory time and integral amplitude of inspiratory discharge were recorded.Results Compared with group C,the respiratory cycle was significantly prolonged,the inspiratory time was significantly shortened,and the integral amplitude of inspiratory discharge was significantly decreased in group S (P < 0.05),and no significant change was found in the parameters mentioned above in group S + D (P > 0.05).Compared with group S,the respiratory cycle was significantly shortened,the inspiratory time was significantly prolonged,the integral amplitude of inspiratory discharge was significantly increased in group S + D ( P < 0.05).Conclusion Doxapram antagonizes sevoflurane-induced inhibition of excitability of medullary respiratory center in rats.
5.Typing of 24 mtDNA SNPs in a Chinese population using SNaPshot minisequencing.
Daixin, HUANG ; Cheng, GUI ; Shaohua, YI ; Qingen, YANG ; Rongzhi, YANG ; Kun, MEI
Journal of Huazhong University of Science and Technology (Medical Sciences) 2010;30(3):291-8
Three SNaPshot multiplex assays were developed to test 23 coding region single nucleotide polymorphisms (SNPs) and one control region SNP outside hypervariable regions (HVR)I and II, which was aimed at increasing the discrimination power of the mitochondrial DNA (mtDNA) typing in forensic casework, and confirming haplogroup assignments of mtDNA profiles in both human population studies and medical research. The selected SNPs targeted the East Asian phylogeny. These multiplex assays were validated by comparing with the sequencing analysis of samples chosen randomly. The mtDNA variations of 100 unrelated individuals from the Wuhan population in China were examined and classified into 31 haplotypes, and the haplotype diversity was estimated to be 0.952. The multiplex SNaPshot method is rapid and robust, and suitable for large-scale screening studies of mtDNA variability.
6.Typing of 24 mtDNA SNPs in a Chinese Population Using SNaPshot Minisequencing
HUANG DAIXIN ; GUI CHENG ; YI SHAOHUA ; YANG QINGEN ; YANG RONGZHI ; MEI KUN
Journal of Huazhong University of Science and Technology (Medical Sciences) 2010;30(3):291-298
Three SNaPshot multiplex assays were developed to test 23 coding region single nucleo-tide polymorphisms (SNPs) and one control region SNP outside hypervariable regions (HVR) Ⅰ and Ⅱ, which was aimed at increasing the discrimination power of the mitochondrial DNA (mtDNA) typing in forensic casework, and confirming haplogroup assignments of mtDNA profiles in both hu-man population studies and medical research. The selected SNPs targeted the East Asian phylogeny. These multiplex assays were validated by comparing with the sequencing analysis of samples chosen randomly. The mtDNA variations of 100 unrelated individuals from the Wuhan population in China were examined and classified into 3 i haplotypes, and the haplotype diversity was estimated to be 0.952. The multiplex SNaPshot method is rapid and robust, and suitable for large-scale screening studies of mtDNA variability.

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