美國NovaBios
瘧疾抗原(PLDH)瘧疾抗原檢測試劑盒(PLDH)
廣州健侖生物科技有限公司
本公司為大家供應各種進口品牌瘧疾(瘧原蟲)檢測試劑盒,包括美國的NovaBios、美國CORTEZ、美國BinaxNOW、韓國SD、廣州創侖等美國CDC品牌。主要包括膠體金、酶免、PCR等方法學。歡迎咨詢
非洲等熱帶國家工作用瘧疾(瘧原蟲)檢測試紙
泰國等熱帶疫情發生國家旅游用瘧疾(瘧原蟲)檢測試紙
惡性瘧原蟲、間日瘧原蟲、三日瘧原蟲、卵形瘧原蟲檢測試劑盒
進口瘧疾檢測卡、瘧原蟲檢測試劑盒、瘧疾抗原檢測試劑盒
美國NovaBios瘧疾抗原(PLDH)瘧疾抗原檢測試劑盒(PLDH)
檢查
1.血象
紅細胞和血紅蛋白在多次發作后下降,惡性瘧尤重;白細胞總數初發時可稍增,后正常或稍低,白細胞分類單核細胞常增多,并見吞噬有瘧色素顆粒。
2.瘧原蟲檢查
血液涂片(薄片或厚片)染色查瘧原蟲。并可鑒別瘧原蟲種類。骨髓涂片染色查瘧原蟲,陽性率較血片高。
3.血清學檢查
抗瘧抗體一般在感染后2~3周出現,4~8周達高峰,以后逐漸下降。現已應用的有間接免疫熒光、間接血凝與酶聯免疫吸附試驗等,陽性率可達90%。一般用于流行病學檢查。
診斷
1.流行病學
有在瘧疾流行區居住或旅行史,近年有瘧疾發作史或近期曾接受過輸血的發熱患者都應被懷疑。
2.臨床表現
典型的周期性寒戰、發熱、出汗可初步診斷。不規律發熱,而伴脾、肝大及貧血,應想到瘧疾的可能。兇險型多發生在流行期中,多急起,高熱寒戰,昏迷與抽搐等。流行區嬰幼兒突然高熱、寒戰、昏迷,也應考慮本病。
3.實驗室檢查
主要是查找瘧原蟲,通常找到即可確診。血片找瘧原蟲應當在寒戰發作時采血,此時原蟲數多、易找。需要時應多次重復查找。并一定要做厚血片尋找。如臨床高度懷疑而血片多次陰性可做骨髓穿刺涂片查找瘧原蟲。
4.分子生物學技術診斷法
(1)聚合酶鏈反應(PCR)檢測檢測的靈敏性和特異性均較高。PCR檢測方法已在原來的基礎上發展成多種方法,如巢式PCR、反轉錄酶PCR、PCR-ELISA等。除可以直接檢測血樣中的瘧原蟲外,還可以檢測濾紙干血滴上的瘧原蟲。已從檢測惡性瘧原蟲發展到檢測間日瘧原蟲。
(2)DNA探針檢測DNA探針檢測具有良好的特異性和穩定性。
5.治療性診斷
臨床表現很象瘧疾,但經多次檢查未找到瘧原蟲。可試用殺滅紅內期原蟲的藥物(如氯喹),治療48小時發熱控制者,可能為瘧疾。但注意耐氯喹蟲株。
美國NovaBios瘧疾抗原(PLDH)瘧疾抗原檢測試劑盒(PLDH)
an examination
Blood
Erythrocytes and hemoglobin decreased after multiple episodes, falciparum malaria; the total number of white blood cells can be slightly increased, after normal or slightly lower, white blood cell classification of mononuclear cells often increased, and see phagocytosis of malaria particles.
2. Plasmodium
Blood smear (flakes or thick slices) stained against malaria parasites. And identify malaria parasite species. Bone marrow smear on the detection of malaria parasite, the positive rate higher than the blood tablets.
3. serological examination
Antimalarial antibodies generally occur 2 to 3 weeks after infection, 4 to 8 weeks to reach the peak, then gradually decreased. Has been applied with indirect immunofluorescence, indirect hemagglutination and enzyme-linked immunosorbent assay, the positive rate of up to 90%. Generally used for epidemiological examination.
diagnosis
Epidemiology
There is a history of living or traveling in a malaria endemic area, a recent history of malaria or a fever who has recently received a blood transfusion should be suspected.
2. Clinical manifestations
Typical periodic chills, fever, sweating can be a preliminary diagnosis. Irregular fever, and with spleen, liver and anemia, should think of the possibility of malaria. Dangerous type occurred in the popular period, more anxious, high fever chills, coma and convulsions and so on. Epidemic area infants and young children suddenly fever, chills, coma, should also consider the disease.
3. Laboratory check
Mainly to find malaria parasites, usually found to be diagnosed. Blood tablets to find malaria parasites should be in the chills when the blood, this time the number of protozoa, easy to find. If necessary, repeat the search. And must do thick blood tablets to find. Such as clinical suspicion and the number of negative blood can do bone marrow puncture smear to find malaria parasites.
4. Molecular biology technology diagnostic method
(1) Polymerase chain reaction (PCR) detection of the sensitivity and specificity were higher. PCR detection method has been developed on the basis of the original method, such as nested PCR, reverse transcriptase PCR, PCR-ELISA and so on. In addition to direct detection of blood samples in the malaria parasite, but also can be detected on the filter dry blood drops of malaria parasites. Has been developed from the detection of Plasmodium falciparum to the detection of Plasmodium vivax.
(2) DNA probe detection DNA probe detection has good specificity and stability.
5. Therapeutic diagnosis
Clinical manifestations like malaria, but after repeated check not found malaria parasite. Can try to kill red protozoa drugs (such as chloroquine), the treatment of 48 hours of fever control, may be malaria. But pay attention to chlor-resistant quinta strains.
美國NovaBios瘧疾抗原(PLDH)
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【公司名稱】 廣州健侖生物科技有限公司
【市場部】 楊永漢
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【騰訊 】 2042552662
【公司地址】 廣州清華科技園創新基地番禺石樓鎮創啟路63號二期2幢101-103室