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第42卷第9期 蔡 欣,王源林,赵 杰,等. 重组酶介导的肠出血性大肠杆菌O157:H7等温扩增方法的建立[J].
2022年9月 南京医科大学学报(自然科学版),2022,42(09):1235-1239,1252 ·1239 ·
A tion foods[J]. 2021,10(10):2415
EHEC O157:H7 金黄色葡萄球菌
沙门氏杆菌 弯曲菌 [3] RANI A,RAVINDRANVB,SURAPANENI A,et al. Re⁃
耶尔森菌 志贺杆菌 view:trends in point⁃of⁃care diagnosis for Escherichia coli
阴性对照
25 000 O157:H7 in food and water[J]. Int J Food Microbiol,
2021,349:109233
20 000
[4] RILEY L W,REMIS R S,HELGERSON S D,et al. Hemor⁃
( mV ) 15 000 rhagic colitis associated with a rare Escherichia coli sero⁃
type[J]. N Engl J Med,1983,308(12):681-685
荧光值 10 000 [5] AMIN M A,HASHEM H R,EL⁃MAHALLAWY H S,et
al. Characterization of enterohemorrhagic Escherichia coli
5 000 from diarrhoeic patients with particular reference to pro⁃
duction of Shiga⁃like toxin[J]. Microb Pathog,2022,166:
0
0 2 4 6 8 10 12 14 16 105538
时间(min) [6] PULIGUNDLA P,LIM S. Biocontrol approaches against
B
Escherichia coli O157:H7 in foods[J]. Foods,2022,11
(5):756
[7] JOSEPH A,COINTE A,MARIANI K P,et al. Shiga toxin⁃
associated hemolytic uremic syndrome:a narrative review
[J]. Toxins(Basel),2020,12(2):67
[8] CODY E M,DIXON B P. Hemolytic uremic syndrome[J].
Pediatr Clin North Am,2019,66(1):235-246
[9] SALVADORI M,BERTONIE. Update on hemolytic ure⁃
mic syndrome:diagnostic and therapeutic recommenda⁃
tions[J]. World J Nephrol,2013,2(3):56-76
[10] MAAS M B,MAYBERY G HC,PEROLD W J,et al. Boro⁃
A:RAA荧光法特异性检测结果;B:RAA⁃LFD法特异性检测结果。
图4 EHEC O157:H7特异性试验 silicate glass fiber ⁃ optic biosensor for the detection of
Figure 4 Specific test of EHEC O157:H7 Escherichia coli[J]. Curr Microbiol,2018,75(2):150-155
[11] FAN C C,TIE D D,SUN Y B,et al. Characterization and
RAA⁃LFD 法,由于需要打开试验管进行操作,具有 genomic analysis of Escherichia coli O157:H7 bacterio⁃
污染的可能性,目前研究人员在超净台完成试剂配 phage FEC14,a new member of genus Kutte rvirus[J].
Curr Microbiol,2021,78(1):159-166
制,在独立房间进行实验,并在实验完成后用核酸
[12] LEE C,CHOI I Y,PARK D H,et al. Isolation and charac⁃
清除剂处理,最大限度减少核酸污染情况。本研究
terization of a novel Escherichia coli O157:H7 ⁃ specific
所采用的 RAA⁃LFD 方法灵敏度没有达到其他研究 phage as a biocontrol agent[J]. J Environ Heal Sci Eng,
所报道的1×10 ~1×10 拷贝数 [19] ,原因可能是引物及 2020,18(1):189-199
3
2
反应体系的优化仍有待进一步研究。其次,由于条 [13] KUMAR S,NEHRA M,MEHTA J,et al. Point⁃of⁃care
件所限,本研究没有使用临床样本进行实验,而是 strategies for detection of waterborne pathogens[J]. Sen⁃
使用人工合成的质粒作为样本进行验证,后期将收 sors(Basel),2019,19(20):4476
集临床样本,完善该方面研究,使用临床样本进行 [14] REALI S,NAJIBE Y,TREUERNÉ BALÁZS K E,et al.
灵敏性和特异性的验证和改善。 Novel diagnostics for point⁃of⁃care bacterial detection and
identification[J]. RSC Adv,2019,9(37):21486-21497
[参考文献]
[15] 吕 蓓,程海荣,严庆丰,等. 体外核酸快速扩增技术的
[1] RAHMAN M M,LIM S J,PARK Y C. Development of sin⁃ 发展和不断创新[J]. 中国生物工程杂志,2011,31(3):
gle nucleotide polymorphism(SNP)⁃ based triplex PCR 91-96
marker for serotype⁃specific Escherichia coli detection[J]. [16] 吕 蓓,程海荣,严庆丰,等. 用重组酶介导扩增技术快
Pathogens,2022,11(2):115 速扩增核酸[J]. 中国科学:生命科学,2010,40(10):
[2] DE LA POMELIE D,LEROY S,TALON R,et al. Investi⁃ 983-988
gation of Escherichia coli O157:H7 survival and interac⁃ [17] RAZMI N,HASANZADEH M,WILLANDER M,et al. Re⁃
tion with meal components during gastrointestinal diges⁃ (下转第1252页)