{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,25]],"date-time":"2026-03-25T20:23:18Z","timestamp":1774470198119,"version":"3.50.1"},"reference-count":7,"publisher":"BMJ","issue":"6","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Clin Pathol"],"published-print":{"date-parts":[[1972,6]]},"abstract":"<jats:p>For counting erythrocytes the instrument was precise, with a mean coefficient of variation of 1\u00b721%.<\/jats:p>\n                  <jats:p>Erythrocyte counts showed close agreement with results obtained on a Coulter A electronic counter of proven accuracy.<\/jats:p>\n                  <jats:p>When the Celloscope 401 was modified by the manufacturers to eliminate electrical interference from other laboratory equipment, satisfactory precision and accuracy for white cell counting was obtained. Using cetrimide diluent the coefficient of variation was 1\u00b76% but when using saponin\/saline diluent the coefficient of variation was 3\u00b75%. For leucocyte counting there was close agreement between duplicate tests performed on the Celloscope 401 and the Coulter S.<\/jats:p>\n                  <jats:p>The instrument was capable of satisfactory precision and accuracy in platelet counting, provided that the sedimentation method was used to obtain a platelet-rich plasma. The best results were obtained if a two-step dilution was carried out with a first dilution in 10% EDTA and a second in 2\u00b75 mM cocaine in water. Using this method the precision study indicated a coefficient of variation of 3\u00b711%. Close agreement was obtained between platelet counts on the Celloscope 401 when compared with the results obtained either by phase-contrast microscopy or using another electronic counter.<\/jats:p>\n                  <jats:p>Allowing for predilution and duplicate counts on each sample, the rate of throughput was approximately 32 samples per hour.<\/jats:p>\n                  <jats:p>Throughout the test period, the instrument remained electronically and mechanically stable.<\/jats:p>","DOI":"10.1136\/jcp.25.6.539","type":"journal-article","created":{"date-parts":[[2007,6,9]],"date-time":"2007-06-09T00:50:46Z","timestamp":1181350246000},"page":"539-542","source":"Crossref","is-referenced-by-count":3,"title":["An evaluation of the Celloscope 401 electronic blood cell counter"],"prefix":"10.1136","volume":"25","author":[{"given":"T. R. J.","family":"Lappin","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A.","family":"Lamont","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"M. G.","family":"Nelson","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[1972,6,1]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"1439","DOI":"10.1093\/ajcp\/26.12.1439","article-title":"Evaluation of eklctronic red blood cell counter","volume":"26","author":"Brecher, G.; Schneiderman, M.; Williams, G.Z.","year":"1956","unstructured":"Brecher, G., Schneiderman, M., and Williams, G. Z. (1956). Evaluation of eklctronic red blood cell counter. Amer. J. clin. Path., 26, 1439-1449.","journal-title":"Amer. J. clin. Path"},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"678","DOI":"10.1093\/ajcp\/44.6.678","article-title":"Platelet counts with the Coulter counter","volume":"44","author":"Bull, B.S.; Schneiderman, M.A.; Brecher, G.","year":"1965","unstructured":"Bull, B. S., Schneiderman, M. A., and Brecher, G. (1965). Platelet counts with the Coulter counter. Amer. J. clin. Path., 44, 678-688.","journal-title":"Amer. J. clin. Path"},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"1268","DOI":"10.1007\/BF01734701","article-title":"Temperaturschwankungen als, Fehlerquelle bei der automatischen Leukocytenzhlung mit, dem Coulter Ccuiter","volume":"43","author":"Degkwitz, R.; Selle, H.","year":"1965","unstructured":"Degkwitz, R., and Selle, H. (1965). Temperaturschwankungen als, Fehlerquelle bei der automatischen Leukocytenzhlung mit, dem Coulter Ccuiter. Klin. Wschr., 43, 1268-1271.","journal-title":"Klin. Wschr"},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"196","DOI":"10.3109\/00365516709093502","article-title":"The use of an electronic particle counter (Celloscope 101) for counting leucocytes","volume":"19","author":"Kvarstein, B.","year":"1967","unstructured":"Kvarstein, B. (1967). The use of an electronic particle counter (Celloscope 101) for counting leucocytes. Scand. J. clin. Lab. Invest., 19, 196-202.","journal-title":"Scand. J. clin. Lab. Invest"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1136\/jcp.22.1.11","article-title":"An evaluation of the AutoAnalyzer SMA-4","volume":"22","author":"Lappin, T.R.J.; Lamont, A.; Nelson, M.G.","year":"1969","unstructured":"Lappin, T. R. J., Lamont, A., and Nelson, M. G. (1969). An evaluation of the AutoAnalyzer SMA-4. J. clin. Path., 22, 11-18.","journal-title":"J. clin. Path"},{"key":"ref_6","first-page":"907","article-title":"Evaluation of the Fisher Autocytometer. Lab","volume":"19","author":"Lappin, T.R.J.; Lamont, A.; Nelson, M.G.","year":"1970","unstructured":"Lappin, T. R. J., Lamont, A., and Nelson, M. G. (1970). Evaluation of the Fisher Autocytometer. Lab. Pract., 19, 907-908, and 924.","journal-title":"Pract"},{"key":"ref_7","first-page":"447","article-title":"Blood cell counting: a comparison of","author":"Nelson, M.G.; Carville, J.M.","year":"1962","unstructured":"Nelson, M. G., and Carville, J. M. (1962). Blood cell counting: a comparison of the E.E.L. and Coulter machines. Irish J. med. Sci., 447-456.","edition":"the","journal-title":"Irish J. med. Sci; and Coulter machines"}],"container-title":["Journal of Clinical Pathology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1136\/jcp.25.6.539","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,12,14]],"date-time":"2025-12-14T15:03:33Z","timestamp":1765724613000},"score":1,"resource":{"primary":{"URL":"https:\/\/jcp.bmj.com\/lookup\/doi\/10.1136\/jcp.25.6.539"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1972,6]]},"references-count":7,"journal-issue":{"issue":"6","published-online":{"date-parts":[[1972,6,1]]},"published-print":{"date-parts":[[1972,6]]}},"alternative-id":["10.1136\/jcp.25.6.539"],"URL":"https:\/\/doi.org\/10.1136\/jcp.25.6.539","relation":{},"ISSN":["0021-9746","1472-4146"],"issn-type":[{"value":"0021-9746","type":"print"},{"value":"1472-4146","type":"electronic"}],"subject":[],"published":{"date-parts":[[1972,6]]}}}