This paper introduces the working theory of PIAPC card of FJ2008P? radiation immunity arithmometer.

Objective To summarize the clinical effect of individualized cranioplasty with different materials. Method The clinical data of 75 patients with skull defect were analyzed retrospectively. Ultrathin cranial CT and three-dimension reconstruction were done to delineate the shape and contour of cranial defect. The templet for repair was fabricated with methyl silicone rubber, bone cement or titanium mest according to the condition of the bone defect with laser rapid prototyping technique. With patient's consent, the individualized templet was implanted to repair the cranial defect. Results Methyl silicone rubber or bone cement were used for 40 of 75 patients to fill the defects, and in the other 35 patients titanium mesh was used to cover the defects with overlapping edges. The patches matched cranial defect perfectly without the necessity of revision. The average operation time was 45 minutes. Perfect or excellent cosmetic results was obtained in 63 of the 75 patients (84%). Postoperative complications were as follows: 5 patients complained of headache, which disappeared in there months. Collection of fluid under the scalp was found in 12 patients, among them the fluid was Absorbed 10 days after operation in 8 cases without any treatment, while in 3 patients it disappeared after suction for 1-4 times. In the remaining one patient, the bone cement templet was removed due to infection, and a titanium mesh was implanted one year later. Loosening and displacement of the templet occurred in 2 patients, and silk sufures were used for fixation in both patients. In these two patients, the templet became stable 3 months later, and in the other titanium was used for repair one year later. The incidence of complications was signifieantly different between inlay and onlay methods of repair (P

The iodine concentration, MIT/DIT and T3/T4 ratios and peroxidase activity in thyroid of the rats fed on endemic goiter region diet of county Chefong in the Inner Mongolia Autonomous Region and control rats injected with 30% iodine oil 0.2 ml besides the same diet were investigated.The result demonstrated that the iodine concentration of thyroid was decreased with increasing of thyroid weight, and the MIT/DIT ,T3/T4 ratios in thyroid and thyroid peroxidase activity of the rats fed on endemic region diet were higher than that of control.These metabolic patterns showed that the rats fed on endemic region diet were in iodine deficient state and consistent with those rats fed on artificial low iodine diet.

Objective To investigate the influence of acupuncture on learning and memorial function and the expression of BDNF in prefrontal cortex of rats with sleep deprivation (SD), for providing theoretical evidence for treating sleep deprivation with acupuncture.Method Sixty Wistar rats were randomly divided into a control group, a model group, and an acupuncture group, 20 rats in each group. SD models were established by the modified multiple platform methods; the acupuncture group was intervened by acupuncture at Shenmen (HT 7); while the control group was left intact. Respectively after SD for 24 h and 72 h, the learning and memorial function was tested by using Morris water maze. Ten the rats were sacrificed to collect brain for detecting the expression of BDNF in prefrontal cortex via immunohistochemical method.Result The body weight, learning and memorial function, and the expression of BDNF in prefrontal cortex of the acupuncture group and model group were significantly different from those of the control group after SD for 24 h and 72 h (P<0.05). The learning and memorial function of the acupuncture group was significantly different from that of the model group after SD for 24 h and 72 h (P<0.05). The body weight and expression of BDNF in prefrontal cortex of the acupuncture group were significantly different from those of the model group after SD for 72 h (P<0.05).Conclusion Acupuncture can obviously improve the decline of the function of learning and memory of the SD rats, and also up-regulate the declined expression of BDNF in prefrontal cortex caused by SD.

Objective : To understand the epidemiological characteristics of notifiable respiratory infectious diseases in Huzhou City, Zhejiang Province from 2017 to 2022, so as to provide insights into formulation of respiratory infectious disease prevention and control strategies. Methods: The data pertaining to notifiable respiratory infectious disease in Huzhou City from 2017 to 2022 were collected through the Infectious Disease Report Information System of Chinese Disease Prevention and Control Information System. Epidemiological characteristics of notifiable respiratory infectious disease was analyzed using a descriptive epidemiological method. : Results Conclusions: A total of 31 314 cases of notifiable respiratory infectious diseases were reported in Huzhou City from 2017 to 2022, with an average annual reported incidence of 169.12/105. The reported incidence of notifiable respiratory infectious diseases appeared a tendency towards a rise in Huzhou City from 2017 to 2022 (P<0.05). The top six reported diseases in terms of case numbers were influenza (20 048 cases), tuberculosis (6 920 cases), COVID-19 (1 893 cases), mumps (1 413 cases), pertussis (475 cases) and scarlet fever (442 cases), accounting for 99.61% of the total cases. The incidence of influenza, COVID-19 and pertussis showed a tendency towards a rise, the incidence of mumps and tuberculosis showed a tendency towards a decline (all P<0.05), and scarlet fever remained at a low-level incidence (P>0.05). Respiratory infectious diseases were mainly reported in winter (January, February and December), with 14 644 cases accounting for 46.77%. There were 15 068 cases reported in schools and kindergartens, accounting for 48.12%. The incidence showed a U-shaped variation with age, with the highest incidence in residents at ages of 10 years and below (987.68/105), and showing a tendency towards a rise in residents at ages of 60 years and above. The incidence of respiratory infectious diseases in Huzhou City from 2017 to 2022 increased significantly. Influenza, tuberculosis, COVID-19, mumps and pertussis are key notifiable respiratory infectious diseases. Residents at ages of 10 years and below and 60 years and above should be given a high priority for respiratory infectious disease control.

Objective: To investigate the trends in incidence and epidemiological characteristics of notifiable infectious diseases in Huzhou City, Zhejiang Province from 2005 to 2023, so as to provide insights into optimizing infectious disease surveillance and control. Methods: Data of notifiable infectious disease cases in Huzhou City from 2005 to 2023 were collected from the Infectious Disease Report Information System of Chinese Disease Prevention and Control Information System. Trends in incidence were analyzed using annual percent change (APC) and average annual percent change (AAPC). The population distribution and seasonal characteristics were descriptively analyzed. Results: From 2005 to 2023, a total of 504 283 cases of notifiable infectious diseases were reported in Huzhou City, with an annual crude incidence rate of 892.65/105 and a standardized incidence rate of 989.21/105. The incidence rate of notifiable infectious diseases in Huzhou City showed an upward trend (AAPC=8.886%, P<0.05), of which there was an obvious upward trend from 2021 to 2023 (APC=95.996%, P<0.05). After the removal of COVID-19 incidence, the incidence trend was basically unchanged (AAPC=7.970%, P<0.05). From 2005 to 2023, the incidence rate of class A and B notifiable infectious diseases showed no obvious trend (P>0.05), and the incidence rate of class A and B respiratory infectious diseases showed an upward trend (AAPC=6.958%, P<0.05). After the removal of COVID-19 incidence, the two showed a downward trend (AAPC=-7.680% and -8.660%, both P<0.05). The incidence rate of class A and class B intestinal infectious diseases, blood-borne and sexually transmitted infectious diseases showed a downward trend (AAPC=-14.849% and -5.977%, both P<0.05), while the incidence rates of natural and insect-borne infectious diseases did not show a significant trend (P>0.05). The overall incidence rate of class C infectious diseases showed an upward trend (AAPC=13.058%, P<0.05). The incidence rate ratio (IRR) of notifiable infectious diseases between males and females was 1.26 (95%CI: 1.25-1.27). A total of 204 043 cases under 10 years were reported, accounting for 40.46%. The peak incidence of class A and B respiratory infectious diseases was in January, May and June, while that of class A and B intestinal infectious diseases was from June to October. The peak incidence of class C respiratory infectious diseases was in January, March, April and December, while that of class C intestinal infectious diseases was from May to August and from November to December. Conclusions The incidence rate of notifiable infectious diseases in Huzhou City showed an upward trend from 2005 to 2023, which was more obvious from 2021 to 2023. Men and children under 10 years were the high-risk population. The incidence of respiratory and intestinal infectious diseases had obvious seasonal characteristics.

Objective To investigate the changes of trace elements score in hairs in patients with hyperthyroidism and its relationship with thyroid function. Methods The trace elements(Mg,Ca,Cr,Mn,Fe,Cu,Zn,Sr,Mo,Ba)in hairs and serum thyroid hormones(FT_3 and FT_4)were measured in control group (60 cases) and hyperthyroidism group (67 cases). Results The levels of trace elements Zn,Cu,Mg,Cr were significantly lower (P

Objective: To investigate an acute gastroenteritis outbreak caused by Norovirus, and to provide evidence for effective school infectious outbreak prevention and control. Methods: In March 2019, basic information of Huzhou Normal University and related data of cases were collected. Epidemiological characteristics were analyzed. Anal swabs of the 10 cases were collected for laboratory detection. Case definitions, specific detection criteria and procedures were based on the Diagnostic Criteria for Infectious Diarrhea (WS 271-2007) and the Technical Guidelines for the Investigation, Prevention and Control of Outbreaks of Norovirus Infection (2015 edition). Results: During March 15 to March 20, a total of 13 (12 girls and 1 boy) confirmed cases were reported, all of them were from the same class, with the incidence rate being 25.00% (1/4) and 37.50% (12/32) in boys and girls, respectively. No significant sex difference was found ( χ 2=2.05， P >0.05). Anal swab specimens of 10 students were collected from laboratory were positive for Norovirus GII and have an identity of 100%. Conclusion The gastroenteritis outbreak was deduced to be attributed to GII Norovirus infection, which are likely caused by fecal contamination through person to person contact. It is suggested that schools should strengthen knowledge education on the prevention and control of infectious diseases and improve the protection awareness and ability of teachers and students to protect them.

OBJECTIVETo construct and investigate the cell model of a novel mutation R675Q in the skeletal muscle Na channel type 4 alpha subunit gene (SCN4A) identified from a Chinese family with normokalemic periodic paralysis.

METHODScDNA encoding the adult isoform of SCN4A was used as a template for in vitro site-directed mutagenesis by PCR method. The mutated plasmid was transiently transfected into HEK-293 cells by calcium phosphate precipitation. Twenty four and 48 hours after transfection, the expression level of SCN4A was detected by reverse transcription-polymerase chain reaction (RT-PCR) and Western blot. Whole cell voltage-clamp recording was used to study the current of sodium channels.

RESULTSThe site-mutagenesis of the plasmid was confirmed by sequencing. The expression of SCN4A gene was significantly elevated 24 h and 48 h after transfection. The relative current of R675Q is smaller than that of wide type before reaching peak current under the same test voltage, but larger than that of wild type current after reaching peak current. They both had the largest peak current under 0 mV test pulse.

CONCLUSIONA cell model of normokalemic periodic paralysis was successfully constructed. The R675Q mutation of the SCN4A gene enhances the activation and inactivation of the sodium channel, and the S4 transmembrane segment may have intimate relationship with the attack of weakness in normoKPP patients.

Asian Continental Ancestry Group ; genetics ; Base Sequence ; Cell Line ; Electric Conductivity ; Family ; Humans ; Models, Biological ; Mutation ; NAV1.4 Voltage-Gated Sodium Channel ; Paralyses, Familial Periodic ; genetics ; metabolism ; pathology ; Patch-Clamp Techniques ; Plasmids ; genetics ; Reverse Transcriptase Polymerase Chain Reaction ; Sodium Channels ; genetics ; metabolism ; Transfection

Objective:To study the treatment outcomes of combining percutaneous transhepatic one-step biliary fistulation (PTOBF) followed by two stages cholangioscopic treatment for type Ⅰ and Ⅱa hepatolithiasis which developed after Roux-en-Y cholangiojejunostomy, and in treatment of cholangiojejunostomy stenosis.Methods:The clinical data of 95 patients with type Ⅰ and Ⅱa hepatolithiasis which developed after Roux-en-Y cholangiojejunostomy and were treated at Shandong Second Provincial General Hospital from September 2016 to December 2020 were analyzed retrospectively. There were 36 males and 59 females, with the age of (51.2±15.3) years (range 14 to 75 years). These patients initially underwent PTOBF rigid choledochoscopy, followed by electronic choledochoscopy via the fistula tract after 6-8 weeks. The hepatolithiasis removal, complications and hepatolithiasis recurrence rates, and the cholangio-intestinal anastomotic stenosis rate and treatments were recorded. The follow-up was performed to analyse prognosis.Results:All 95 patients successfully underwent PTOBF rigid choledochoscopy and electronic choledochoscopy via the fistula tract. In 92 patients (96.8%), stones were completely removed. In 3 patients, small amounts of peripheral bile duct stones were left behind. Of 49 patients had cholangio-intestinal anastomotic strictures. On cholangioscopic examination, the strictures were caused by anastomotic knots in the suture line in 25 patients and cicatricial stenosis in 24 patients. After biliary balloon dilation and removal of anastomotic suture line knots, the strictures were relieved in 49 patients. There were 2 patients who developed biliary bleeding and 2 patients pleural effusion after PTOBF rigid choledochoscopy. Hepatolithiasis recurred in 4 patients in 6 to 36 months later.Conclusion:PTOBF followed by two stages cholangioscopic treatment were safe and effective in treatment of type Ⅰ and Ⅱa hepatolithiasis after Roux-en-Y cholangiojejunostomy. A high hepatolithiasis removal rate was obtained. Balloon dilation and removal of biliary intestinal anastomotic suture knots effectively relieved biliary intestinal anastomotic stenosis. The long-term results needs to be further determined.