TW296431B - - Google Patents
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- TW296431B TW296431B TW084105347A TW84105347A TW296431B TW 296431 B TW296431 B TW 296431B TW 084105347 A TW084105347 A TW 084105347A TW 84105347 A TW84105347 A TW 84105347A TW 296431 B TW296431 B TW 296431B
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- 210000001995 reticulocyte Anatomy 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 39
- 239000008280 blood Substances 0.000 claims abstract description 27
- 210000004369 blood Anatomy 0.000 claims abstract description 26
- JRMDFAKCPRMZKA-UHFFFAOYSA-N 6-n,6-n,2-trimethylacridin-10-ium-3,6-diamine;chloride Chemical compound [Cl-].C1=C(C)C(N)=CC2=NC3=CC([NH+](C)C)=CC=C3C=C21 JRMDFAKCPRMZKA-UHFFFAOYSA-N 0.000 claims abstract 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 50
- 210000003743 erythrocyte Anatomy 0.000 claims description 48
- 210000004027 cell Anatomy 0.000 claims description 30
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims description 25
- 239000000975 dye Substances 0.000 claims description 21
- 239000003153 chemical reaction reagent Substances 0.000 claims description 14
- 210000001772 blood platelet Anatomy 0.000 claims description 11
- 108010043121 Green Fluorescent Proteins Proteins 0.000 claims description 7
- 238000010186 staining Methods 0.000 claims description 7
- 238000004043 dyeing Methods 0.000 claims description 6
- 230000005284 excitation Effects 0.000 claims description 5
- 238000000149 argon plasma sintering Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 210000000601 blood cell Anatomy 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 2
- 229910052753 mercury Inorganic materials 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 2
- ATHGHQPFGPMSJY-UHFFFAOYSA-N spermidine Chemical compound NCCCCNCCCN ATHGHQPFGPMSJY-UHFFFAOYSA-N 0.000 claims 2
- 241001074088 Urophycis Species 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000004020 luminiscence type Methods 0.000 claims 1
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000011002 quantification Methods 0.000 claims 1
- 229940063673 spermidine Drugs 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000000684 flow cytometry Methods 0.000 abstract description 2
- 229920002477 rna polymer Polymers 0.000 description 22
- 239000000523 sample Substances 0.000 description 19
- 238000004458 analytical method Methods 0.000 description 10
- 210000000265 leukocyte Anatomy 0.000 description 9
- 238000009826 distribution Methods 0.000 description 8
- DPKHZNPWBDQZCN-UHFFFAOYSA-N acridine orange free base Chemical compound C1=CC(N(C)C)=CC2=NC3=CC(N(C)C)=CC=C3C=C21 DPKHZNPWBDQZCN-UHFFFAOYSA-N 0.000 description 6
- DZBUGLKDJFMEHC-UHFFFAOYSA-N benzoquinolinylidene Natural products C1=CC=CC2=CC3=CC=CC=C3N=C21 DZBUGLKDJFMEHC-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- ACOJCCLIDPZYJC-UHFFFAOYSA-M thiazole orange Chemical compound CC1=CC=C(S([O-])(=O)=O)C=C1.C1=CC=C2C(C=C3N(C4=CC=CC=C4S3)C)=CC=[N+](C)C2=C1 ACOJCCLIDPZYJC-UHFFFAOYSA-M 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 5
- AUNGANRZJHBGPY-SCRDCRAPSA-N Riboflavin Chemical compound OC[C@@H](O)[C@@H](O)[C@@H](O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-SCRDCRAPSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 description 3
- 230000003834 intracellular effect Effects 0.000 description 3
- 108020004707 nucleic acids Proteins 0.000 description 3
- 150000007523 nucleic acids Chemical class 0.000 description 3
- 102000039446 nucleic acids Human genes 0.000 description 3
- 238000007430 reference method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000006285 cell suspension Substances 0.000 description 2
- 208000031513 cyst Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- JADVWWSKYZXRGX-UHFFFAOYSA-M thioflavine T Chemical compound [Cl-].C1=CC(N(C)C)=CC=C1C1=[N+](C)C2=CC=C(C)C=C2S1 JADVWWSKYZXRGX-UHFFFAOYSA-M 0.000 description 2
- YDSPVZISFWHZIL-UHFFFAOYSA-N 9-(4-aminophenyl)-7-methylacridin-3-amine;nitrate Chemical compound [O-][N+]([O-])=O.C12=CC(C)=CC=C2N=C2C=C(N)C=CC2=C1C1=CC=C(N)C=C1 YDSPVZISFWHZIL-UHFFFAOYSA-N 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 description 1
- 229930003779 Vitamin B12 Natural products 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 208000034158 bleeding Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000004820 blood count Methods 0.000 description 1
- 239000001045 blue dye Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- AGVAZMGAQJOSFJ-WZHZPDAFSA-M cobalt(2+);[(2r,3s,4r,5s)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] [(2r)-1-[3-[(1r,2r,3r,4z,7s,9z,12s,13s,14z,17s,18s,19r)-2,13,18-tris(2-amino-2-oxoethyl)-7,12,17-tris(3-amino-3-oxopropyl)-3,5,8,8,13,15,18,19-octamethyl-2 Chemical compound [Co+2].N#[C-].[N-]([C@@H]1[C@H](CC(N)=O)[C@@]2(C)CCC(=O)NC[C@@H](C)OP(O)(=O)O[C@H]3[C@H]([C@H](O[C@@H]3CO)N3C4=CC(C)=C(C)C=C4N=C3)O)\C2=C(C)/C([C@H](C\2(C)C)CCC(N)=O)=N/C/2=C\C([C@H]([C@@]/2(CC(N)=O)C)CCC(N)=O)=N\C\2=C(C)/C2=N[C@]1(C)[C@@](C)(CC(N)=O)[C@@H]2CCC(N)=O AGVAZMGAQJOSFJ-WZHZPDAFSA-M 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 229960000304 folic acid Drugs 0.000 description 1
- 235000019152 folic acid Nutrition 0.000 description 1
- 239000011724 folic acid Substances 0.000 description 1
- 208000007475 hemolytic anemia Diseases 0.000 description 1
- 150000002390 heteroarenes Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 210000003712 lysosome Anatomy 0.000 description 1
- 230000001868 lysosomic effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- CXKWCBBOMKCUKX-UHFFFAOYSA-M methylene blue Chemical compound [Cl-].C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 CXKWCBBOMKCUKX-UHFFFAOYSA-M 0.000 description 1
- 229960000907 methylthioninium chloride Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 210000003660 reticulum Anatomy 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 235000011178 triphosphate Nutrition 0.000 description 1
- 239000001226 triphosphate Substances 0.000 description 1
- UNXRWKVEANCORM-UHFFFAOYSA-N triphosphoric acid Chemical compound OP(O)(=O)OP(O)(=O)OP(O)(O)=O UNXRWKVEANCORM-UHFFFAOYSA-N 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 239000011715 vitamin B12 Substances 0.000 description 1
- 235000019163 vitamin B12 Nutrition 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1468—Optical investigation techniques, e.g. flow cytometry with spatial resolution of the texture or inner structure of the particle
- G01N15/147—Optical investigation techniques, e.g. flow cytometry with spatial resolution of the texture or inner structure of the particle the analysis being performed on a sample stream
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/80—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving blood groups or blood types or red blood cells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1429—Signal processing
- G01N15/1433—Signal processing using image recognition
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/01—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
- G01N2015/012—Red blood cells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/01—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
- G01N2015/012—Red blood cells
- G01N2015/014—Reticulocytes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/01—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
- G01N2015/018—Platelets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/10—Composition for standardization, calibration, simulation, stabilization, preparation or preservation; processes of use in preparation for chemical testing
- Y10T436/101666—Particle count or volume standard or control [e.g., platelet count standards, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/10—Composition for standardization, calibration, simulation, stabilization, preparation or preservation; processes of use in preparation for chemical testing
- Y10T436/107497—Preparation composition [e.g., lysing or precipitation, etc.]
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Hematology (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- Dispersion Chemistry (AREA)
- Biomedical Technology (AREA)
- Urology & Nephrology (AREA)
- Cell Biology (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Description
A7 B7 —---------—-- 五、發明説明(1 ) M .明啥署、 本發明係有闞檢測及計算血樣中網織紅血球數之方法。 更特定言之,本發明係有關一種染料,其適合為核糖核酸 (RNA)及核糖核酸聚合物染色,且特,別適合利甩#光流動 细胞計數器技術檢測網織紅血球。 祖_M枝蓊 網織紅血球為沒有核心之未成熟紅血球(RBC)。已知網 織紅血球含有RKA ,且血樣中網織紅血球之檢測及計數具 有臨床價值。血樣中網織紅血球數已用為紅血球製造活性 之指標,在急性出血、溶血性貧血及骨髄移植上具有診斷 及預後之價值,且可測定對锇、維生素B12及葉酸療法之 反應。如相關技藝已知者,網織紅血球為形成成熟紅血球 之前體,因此網織紅血球一詞涵括形成成熟紅血球之细胞 之進化及發展。 nn IH9 m^i tln ^^^^1 B— nn a^^i— ^^—B— m • 4^.--5· (請先閱讀背面之注意事項再填寫本頁) 過去,血樣中網織紅血球之測定係利用手動及自動二種 方法’使用適當染色劑如:新亞甲藍(NMB)、亮甲苯藍
使用新亞#藍染料之活染色法被視為測定網織紅血球之 參考方法,且使用此染料時,^使沉澱。該方法為手 歯ί式:’需要利用顯微鏡計算大量细胞(例如:5 0 0至 經濟部中央標準局員工消費合作社印製 1 ’ 〇〇〇) ’因此媛慢、單調,且會出現統計錯誤。新亞甲藍 為非蛮光性,且真正沉澱之RNA經常很難與沉溅之染色點 區分。 橙有時候會利用手動及自動二種過程用來染色網織 本紙張尺度適用中國國家標率(CNS ) A4規格(2丨似加公餐) 296431 經濟部中央標準局員工消費合作社印製 五、發明説明(2 ) 紅血球。吖啶橙使R H A沉澱;但由於可能發生消光現象, 因此無法定量估算RNA含量。此外,吖啶橙無法使染色之 细胞產生擴散之螢光分佈,使得细胞i年龄分佈祖肜(根 據RNA含量與螢光之比例)不可靠。吖啶橙對流動细胞計數〜 器之塑膠管有很大親和力,造成背景增加,且需耗費冗長 手績來排除流動細胞計數器之管子中之染料。此外,經吖 啶橙染色之细胞很難與紅血球自發性螢光尖峰區分,且網 織紅血球數經常低於Μ新亞甲藍测得之數。 使用焦寧丫時,需先Μ搐馬林固定紅血球;此舉費事、 費時,且經常產生不良結果。此外,焦寧丫之量子效率極 低,產生之螢光訊號極低。 使用噻唑橙檢測網織紅血球之實例可見於美國專利案 No. 4,883,867(1989年 11月 28日發佈),其係 1985 年 11月 1日申請之專利案糸列N 〇 . 7 9 3,8 1 3之部份連續案,該方 法目前已放棄不用了。 使用硫黃素T檢測網織紅血球之實例可見於1986年2月 1δ日ΙΓ佈之美國專利案No, 4,571,388。 夏皮洛(Shapiro) ,Μ.哈沃德(Howard)之”實用流動妞 胞計數學 ” (Practical Flow Cytometry) , P.144,亞蘭 R·李斯公司(Alan R. Liss, Inc.) 1985年,在 7-3 表中 列出用來染色DNA及/或RNA之三環糸雜芳糸化合物。雖然 表7-3列出黃精膦0 (CP0),但並未K CP0作為網嫌紅血球 或R N A之染色劑。 發明概蓉 --J-----^--:衣-- (請先閱讀背面之注意事項再填寫本頁) •ΙΊ訂 本纸張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)_5_ 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明(3 ) •本發明提供一種染料及含此染料之試劑,供定量血樣中 之網織紅血球。 本發明提供一種定量網織紅血球之古法,其中.廣料為黃 精鱗 0。(y> · 本發明尚提供一種檢測網織紅血球之方法,其包括Μ黃 精膦0為樣本染色;Κ激發波長之光線激發樣本;並测定 該樣本發射之螢光。 亦提供一種檢測網織紅血球之方法,其中樣本受到激發 *利用流動细胞計數器測定螢光。 本發明尚提供一種差別染色细胞之方法,所受到血小板 ,有核紅血球及豪威爾-左里二氏小體(Howe丨卜Jolly
Bod ies)之干擾較少。 本發明提供一種為细胞染色之方法,該方法所產生之 RNA -染料複合物比依其他已知方法產生之複合物更安定, 且-染料複合物所產生總色彩之可見時間加長。 臞示之簡蓉銳明 圖出示執行本發明方法所採用之流動细胞計數器之光 學圖解ί 圖2出示來自一位正常提血者之流動佃胞計數分析圖之 實例; 圖3出示來自一位異常(高)患者之流動细胞計數分析圖 之實例; 圖4出示RNA與黃精膦0試劑之劑最/效應圃; 圖5出示本發明CP0法對噻唑橙法之相翮性; (請先閲讀背面之注意事項再填寫本I) 訂 本纸張尺度適用中國國家標準(CNS ) Α4規格(210X 297公釐) -6- A7 B7 五 經濟部中央標準局員工消費合作社印製 、發明説明(4 阖6出示CPO之安定性; 圖7出示紅血球及血小板之分析圖;及 阃8出示紅血球及白血球之分析圖二 一 -- 發昍夕註钿說明 . 為了方便起見,本發明為網織紅血球染色之染料稱為g 精膦0 (CP0),亦已知為餘性黃色七號。黃精膦0可得自 康乃狄克州華特堡瓦茲與包爾公司之阿塞德分公司 ^Pfaltz & Bauer, Inc. Division.of Aceto Corporation, tfaterbury , Connecticut) 〇 本申請者已發現黃精膦0為染色網織紅血球之有效染料 。網織紅血球染色之功能為進一步顯現網嫌紅血球,供用 於流動细胞計數器中進行光散射計數。因此使用黃精滕0 作為染料,即可檢測及計算全血樣中之網織紅血球數。黃 精膦0為一種螢光染料,不會使網織紅血球之细胞内核酸 沉澱。 使用黃精膦0之優點為可差別染色细胞,受血小板、有 核紅ώΓ球及豪威爾-左里二氏小球之干擾較少。黃精膦〇 另一個儍點為提高R Η Α-染料複合物之安全性,藉以使RH A -染料複合物所產生總色彩之可見時間加長。因此所產生 之色彩之安定時間遠比相闞技藝所使用染料之安定時間長 ,例如:使用噻唑橙所產生之色彩可安定保持約2小時, 而使用黃精膦0所產生之色彩則可安定保持約8至24小時 〇 根據本發明,當血樣中網織紅血球染色時,最好使用黃 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) -- ----- —Ί--1 :衣.------.-訂 < (請先閱讀背面之注意事項再填寫本頁) A7 B7 經濟部中央標準局員工消費合作社印製 / 五、發明説明(5 ) 精膦0之水溶液,最好使用等張性生溫食鹽溶液,最佳者 為ISO TON*® I (美國專利案No. 3,962,125,佛羅里達州邁 阿密市高特公司(Coulter Corporative n, Miami _____
Florida),CPO濃度約0.8至80毫克/升,1-40毫克/升較佳〜 ,5-10毫克/升最佳,該溶液可包含少量甲醇。血樣(可 為全血或血液分離部份)經黃精膦0溶液之染色法係由血樣 與黃精膦0溶液混合。血樣及溶液之使用體積應使得RBC 之濃度足以在儀器中操作。因此,.濃度範圍在1:50 -1 : 5000,Μ 1 : 1 00- 1 : 1000 較佳,1:200- 1:800最佳。樣 沐至少培養約60秒至約8小時,Μ30分鐘較佳,然後方進 入流動细胞計數器中。本申請者發現,CP0為活染料,因 此不需要固定。 當黃精膦0不與核糖核酸(RNA)结合時,產生很少或沒 有紅色螢光,且在約491.5 nm出現強烈级收峰。當黃精膦 0與網織紅色血球中之RNA結合時,其光學性質則有大幅 變化。特定言之,黃精膦0與網嫌紅血球中RNA结合時, 出現¥'烈紅色螢光。激發最大值出現在約49 1.5 nm,發射 最大值出現在約630 - 700 nm ,史托克遷移(Stokes shift)約160 nm。由於已結合之黃精膦0之激發高峰約 490 nm,因此使用自動化流動细胞計數器時,光源可為能 .. ——-. ι 量線約485 η#水銀蟛,或強烈發射約488 n 離子笛 射。雖然可在其他波長進行激發,但經黃精膦0染色之網 織紅血球最好在約 當黃精膦0不與白血球之去氧核糖核酸(DNA)结合時, 本紙張尺度適用中國國家標準(CNS ) A4規格(210X-297公釐)_8 — --1---II - η 裝-----ΙΊ 訂—' (請先閱讀背面之注意事項再填寫本頁) 經濟部中央橾準局員工消費合作社印製 A7 B7 五、發明説明(6) 產生很少或沒有綠色螢光,而當黃精膦0與白血球中DNA 结合時,則出現強烈綠色螢光。黃精膦0不與核酸结合時 ’不產生黃精膦〇染料之螢光,因此背景值低,..虞操作者 得Μ為自動化流動細胞計數器選擇螢光閥值(或”阿檻")。 由於CPO與RNA結合時會發射紅色螢光,與DNA结合時 會發射綠色螢光,因此使用CPO之優點在於差別染色细胞 ,受到血小板、有核紅血球、白血球、及豪威爾一左里二 氏小體之干擾較少。此舉僅容許紅血球進入测定,因此計 數更正確。 此外,當CPO已结合時,綠色螢光量或強度與CPO因與 ”其他”结構物结合而產生之背景或非專一性染色量成比例 。此等细胞结構物或元素包括细胞層次Μ下之囊胞如:溶 小體、内囊胞、及小顆粒。此等元素均可依不同程度與 CPO結合,產生不同量之螢光。然而,僅單股RNA會與 CPO结合,且僅產生紅色螢光。吾等測定成熟紅血球族群 之綠色螢光之最大量,作為紅血球與網織紅血球之”閥值 "Γ有其他细胞之綠色螢光均超出此閥值。綠色螢光之 強度差異具有差別染色细胞之優點,可Μ淘汰非專一性细 胞如:血小板及白血球。 黃精膦0染料不會使RNA沈澱,因此Μ黃精膦0染色之 網織紅血球仍保持相當均一分佈之细胞内RNA ,因此個別 網織紅血球所測得螢光訊號與其RNA含量之間里幾近線性 之關係。臨床上,此點為醫生提供除了網織紅血球數Μ外 之資料,因為RNA含量為網織紅血球年舲之函數。因此, 本紙張尺度適用中國國家標準(CNS > Α4規格(210Χ297公釐) --J-------'装 I I---訂一Τ - (請先閱讀背面之注意事項再填寫本頁) A7 細431 B7 五、發明説明(7 ) (請先閲讀背面之注意事項再填寫本頁) 使用黃精膦〇時,醫生即可得到網織紅血球年龄圖及簡單 之網織紅血球數。 使用黃精膦0為血樣中網纈紅血球;染色時,已多色之網 織紅血球之螢光訊號即可與成熟紅血球之螢光訊號區分,〜 因此不需再處理數據即可直接自流動細胞計數器中讀數。 經CPO染色之網織紅血球,RNA或DNA雖然最好使用自動 化流動细胞計數器計數,但亦可使用手動式過程或自動化 顯微鏡計數。 流動细胞計數器之基本觀念在於使细胞一次一涸通過專 一性感光區。利用水動力集中法 > 使單一细胞通過感光區 ,其中包括聚焦雷射光源及檢測糸統,可測定散射光及螢 光。 自動化流動细胞計數器係相關技藝習知者,且本發明不 限於使用任何特定流動畑胞計數器。 本發明所使用流動细胞計數器之光學實例說明於下文中 \/請參考圖1 。圖1之光學圖係用於流動细胞計數器中, 供測定右邊角度之散射光…紅色螢光及綠色螢光。 經濟部中央標準局員工消費合作社印製 以10表示之光學圖使用(JT離?^射12作為光源,其操作 波長為488 ηπ^輸出量15 mW3 由雷射12發射之光由一個 'η,-..,-.-— 柱形鏡聚集,依一般方式,照亮流經流動測光管14之血樣 Ο 當樣本中已染色之紅血球受到雷射光照射時,產生散射 光及螢光。右邊角度之散射光與螢光經過凝集鏡18聚集後 ,通過小孔20,落至雙色鏡22上。雙色鏡22會反射右邊角 本紙張尺度適用中國國家標準(CNS ) Α4規格(210X297公釐)_ι〇_ 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明(8 ) 度之散射光24,透射出螢光26。雙色鏡22所反射右逄角度 之散射光24則由光電倍加管或光二極管28檢測°通過雙色 鏡22之螢光26中,綠色螢光32被雙色:鏡30反射,色蛮光 38則透射通過雙色鏡。反射之綠色螢光32通過有色滤片〜 34,並由光電倍加管36檢測。透射之紅色螢光通過有色滤 片40,由光電倍加管42檢測。 因此,例如:Μ黃精膦0染色之網織紅血球可於 COULTER® XL流動细胞計數器(佛羅里達州邁阿密市高特 公司出售)中檢測及計數。使用此等自動化流動细胞計數 -器時,使用血樣中成熟紅血球之位置來設定螢光閥值’然 後設定螢光閥值來計算網織紅血球數。 使用自動化流動细胞計數器檢測及計算涇黃精膦〇染色 之網織紅血球數之结果與依已知標準方法使用亞甲藍或吖 啶橙,或噻唑橙計算網織紅血球數之结果圼緊密相關性。 自動化流動细胞計數器中使用經黃精膦0染色之網織紅 血球之特別優點在於螢光背景低,且容易選擇螢光閥值。 此外Γ不會使細胞内網識紅·血球R N A沉澱,因此不需要固 定细胞-。此外,個別網織紅血球之螢光訊號與網織紅血球 年龄之間圼線性相關性,因此亦提供了網織紅血球年舲之 訊息。 K黃精膦0染色之網織紅血球雖然最好使用自動化流動 细胞計數器計數,但亦可利用手動過程或自動化顯微鏡測 定。 因此,本方法包括下列步驟: 本紙張尺度適用中國國家標準(CNS ) Α4規格(210XZW—公釐) · 1 裝 訂 J ?*·'" (請先閱讀背面之注意事項再填寫本頁) 經濟部中央標準局員工消費合作社印製 A7 B7 五、發明説明(9 ) (a) 由待測試之樣本與含有本衍生物染料組合物之本試 劑姐合物混合,形成细胞懸浮液; (b) 該细胞懸浮液於至少2 t:但不25 t:之溫.J| _下.培養 至少1分鐘但不超過2 4小時; · (c) 於流動细胞計數器上測定细胞產生之螢光; (d) 由光散射時所區分之紅色螢光對綠色螢光(LFS對 SS)產生相關數據分析圖; (e) 選擇網織紅血球族群之螢光.閥值;及 (f) 計算網織紅血球總數,為網織紅血球百分比XRBC 總數之值(RBC缌數(十億單位數/毫升)*係得自血液分析 儀如:COULTER STKS (佛羅里達州遇阿密市高特公司)。 下列不設限實例說明本發明各種特色。利用下列染色實 例得到之结果示於圖4 - 8。 竄例.1 樣本收集在三磷酸鹽EDTA (K3 EDTA)中。取0.002毫升 之患者全血樣加至1.0毫升試劑中。樣本混合,於室溫下 培養¥少1 5分鐘,但不超過θ小時。即將於刻度化之XL流 動细胞計數器上分析之前,方再度混合樣本。 圖2-4出示正常及異常血液使用CP0分析網雛紅血球之 數據,特定言之,圖2出示正常人血液之螢光圖,由525 nm光電倍加管及630 nra光電倍加管檢測紅血球之分佈。如 圖2所示,Ε區之網織紅血球可與白血球及血小板區隔。 圖3出示異常血液之螢光圖,由525 nm光電倍加管及 630 nm光電倍加管檢測紅血球之分佈。由圖3可見,網織 本紙張尺度適用中國國家標準(CNS ) A4規格(210X7297公釐) I I J- I IN I I - ^ I - I - n ΙΪ —J. (請先閱讀背面之注意事項再填寫本頁) A7 B7 經濟部中央標準局員工消費合作社印製 五、發明説明(10) 紅血球區(E區)之數量增加。如圖3所示,CP0與RHA有專 —性反應,樣本中RNA量增加造成螢光增加。 圖4出示試劑與增加量之核耱核酸C( R N A )混合.狡二随劑 量赛化之效應圖。RNA添加量愈多,螢光強度增加愈多。— 圖5出示本發明CP0法對噻唑橙法(參考方法)之相闞性 。如圖5所示,CP0之结果與參考方法之结果相同,因此 CP0可测定網織紅血球。 圖6出示,CP0之安定性,為時間對網嫌紅血球數百分 比之函數。圖6顯示血液與試劑混合後,需15分鐘方達到 平衡。一旦達到平衡後,CP0-RNA複合物保持安定至少8 小時。另一方面,噻唑橙、吖啶橙及硫黃素T之安定性則 小於2小時。 圖7出示紅血球與血小板之分析圖。使用血小板数增加 之樣本。紅血球與血小板之分析顯示,血小板之分佈不同 於網織紅血球之分佈。 圖8出示紅血球與白妞球之分析圖。使用白血球數增加 之樣本f。紅血球與白血球之分析顯示,白血球之分佈不同 於紅血球及網織紅血球之分佈。 根據上述技術可為本發明進行各種修飾與變化,因此可 別於本文之特別說明來進行本發明。 本紙張尺度適用中國國家標準(CNS ) A4規格(210XW7公釐)_13_ m —^ϋ 1m am m· tl^i> ^^^^1 nn n. t 1 nn —Bn ίβ i J V. (請先閱讀背面之注意事項再填寫本頁)
Claims (1)
- 第84105347號專利申請累 中文申講專利範匾修正本(85年2月)申請專利範圍 :充 Γΐ. 一種檢測全血櫟本中網孅紅血球之方法,其特m在於該 方法包括下列步驟: ⑶ Μ黃精賊0 (coriphosphine 0)染色樣本; (b) 以激發波長之光激發樣本;及 (〇 測定該樣本發射之螢光。 2. 根據申請專利範圍第1項之方法,其進一步特徵在於該 樣本受到激發,並利用流動细胞計數器測定螢光。 3. 根據申誚專利範圍第1項之方法》其進一步特徽在於該 樣本受到檄發,並利用螢光顯微鏑測定螢光。 4. 根據申請專利範圍第1項之方法,其進一步特徽在於該 樣本於流動细胞計數器中受到來自水銀弧燈之光激發。 6 . n^i i ml —^ϋ I n^i i In I- n I. . · m ΐ J . 〆 穿 . 、\έ (請先鬩讀背面之注意事項再填寫本頁) 經濟部中央榡準局員工消費合作衽印製 9. 根據申請 樣本於流 根據申請 嫌魟血球 根據申講 嫌紅血球 一種為全 試劑之特 張中性溶 一種於樣 RHA-染料 專利範 動细胞 專利範 未經遇 專利範 輿白血 血樣中 徹在於 液。 本中產 複合物 圍第1項之方法, 計數器中受到來自 圍第1項之方法, 固定即可檢測。 圃第1項之方法, 球和血小板係差別 之網嫌紅血球染色 其中包含黃精膦0 生安定之RHA-染料 可安定8至24小時 其進一步特徴在於該 蠹雷射之光激發。 其進一步特激在於網 其進一步特微在於網 染色。 K供定量之試劑*該 溶於出6.0至8.0之等 複合物之方法,該 ,該方法特撖在於下 列步驟: ^ 將待测樣本與含有溶於等張中性溶液之黄精膦〇之 本紙張尺咬迺用中國國家榡準(CNS ) A4規格(210X29^^ ) A8 B8 C8 D8 試 (b> 讓 網 1 〇. —種利 方法* (a) 液之黃 (b) •使網 (c) (d) 綠色螢 (e) 申請專利範圍 劑涓合;及 樣本輿試劑反應不少於1分鳙旦不多於24小時使 嫌紅血球有效吸收該試劑。 用流動细胞計數器定量全血樣中網嫌紅血球數·之 其包括下列步骤: 將待測試之全血血液樣本與包含溶於等張中性溶 精膦0之試劑混合; 讓樣本及試劑反應不少於1分鏡且不多於24小時 嫌紅血球有效吸收該試劑; 使混合物通過流動细胞計數器; 測定紅血球族群於光散射時所區分之紅色费光對 光之強度; 由該測定值決定樣本中網織紅血球數百分比量 -I.----I ^^1 111 _ 11 I ,.--:--—訂 (請先鬩讀背面之注意事項再填寫本頁) 經濟部中央標準局員工消費合作社印策 本紙張尺度逋用中國國家標準(CNS ) Λ4規格(210X294%公釐)
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| US6271035B1 (en) | 1998-10-20 | 2001-08-07 | Coulter International Corp. | Methods and compositions for rapid staining of nucleic acids in whole cells |
| US6228652B1 (en) * | 1999-02-16 | 2001-05-08 | Coulter International Corp. | Method and apparatus for analyzing cells in a whole blood sample |
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| US6368864B1 (en) | 2000-05-05 | 2002-04-09 | Coulter International Corp. | Dyes and methods of reticulocyte enumeration |
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| JP5546454B2 (ja) * | 2007-08-15 | 2014-07-09 | マルベルン インスツルメンツ リミテッド | 広幅分光計 |
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| CN101475754A (zh) * | 2008-01-04 | 2009-07-08 | 深圳迈瑞生物医疗电子股份有限公司 | 不对称菁类荧光染料,组合物及在生物样品染色中的用途 |
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1995
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- 1995-05-23 DE DE69527959T patent/DE69527959D1/de not_active Expired - Lifetime
- 1995-05-23 BR BR9507690A patent/BR9507690A/pt not_active Application Discontinuation
- 1995-05-23 CN CN95193233A patent/CN1149337A/zh active Pending
- 1995-05-23 AT AT95920628T patent/ATE223044T1/de not_active IP Right Cessation
- 1995-05-23 CA CA002191096A patent/CA2191096A1/en not_active Abandoned
- 1995-05-23 ZA ZA954198A patent/ZA954198B/xx unknown
- 1995-05-23 AU AU26017/95A patent/AU2601795A/en not_active Abandoned
- 1995-05-23 JP JP7530512A patent/JPH10500776A/ja active Pending
- 1995-05-23 WO PCT/US1995/006537 patent/WO1995032424A1/en not_active Ceased
- 1995-05-23 EP EP95920628A patent/EP0763201B1/en not_active Expired - Lifetime
- 1995-05-26 TW TW084105347A patent/TW296431B/zh active
- 1995-06-27 US US08/495,771 patent/US5639666A/en not_active Expired - Fee Related
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1996
- 1996-11-22 NO NO964982A patent/NO964982L/no unknown
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| AU2601795A (en) | 1995-12-18 |
| MX9605787A (es) | 1998-05-31 |
| JPH10500776A (ja) | 1998-01-20 |
| ZA954198B (en) | 1996-11-25 |
| IL113805A0 (en) | 1995-08-31 |
| EP0763201B1 (en) | 2002-08-28 |
| ATE223044T1 (de) | 2002-09-15 |
| US5639666A (en) | 1997-06-17 |
| EP0763201A4 (en) | 1997-12-17 |
| DE69527959D1 (de) | 2002-10-02 |
| WO1995032424A1 (en) | 1995-11-30 |
| NO964982D0 (no) | 1996-11-22 |
| CA2191096A1 (en) | 1995-11-30 |
| NO964982L (no) | 1996-11-22 |
| BR9507690A (pt) | 1997-10-07 |
| EP0763201A1 (en) | 1997-03-19 |
| CN1149337A (zh) | 1997-05-07 |
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