{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,7]],"date-time":"2026-02-07T15:56:46Z","timestamp":1770479806534,"version":"3.49.0"},"reference-count":5,"publisher":"Springer Science and Business Media LLC","issue":"4734","license":[{"start":{"date-parts":[[1960,7,1]],"date-time":"1960-07-01T00:00:00Z","timestamp":-299894400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Nature"],"published-print":{"date-parts":[[1960,7]]},"DOI":"10.1038\/187327b0","type":"journal-article","created":{"date-parts":[[2006,7,4]],"date-time":"2006-07-04T02:33:30Z","timestamp":1151980410000},"page":"327-328","source":"Crossref","is-referenced-by-count":20,"title":["Potentiation of Contractility in the Heart Muscle of the Rat and Some Other Mammals"],"prefix":"10.1038","volume":"187","author":[{"given":"V.","family":"KRUTA","sequence":"first","affiliation":[]},{"given":"P.","family":"BRAVEN\u00dd","sequence":"additional","affiliation":[]}],"member":"297","reference":[{"key":"BF187327b0_CR1","first-page":"332","volume":"45","author":"V Kruta","year":"1937","unstructured":"Kruta, V., Arch. Int. Physiol., 45, 332 (1937).","journal-title":"Arch. Int. Physiol."},{"key":"BF187327b0_CR2","first-page":"152","volume":"68","author":"V Kruta","year":"1960","unstructured":"Kruta, V., and Stejskalov\u00e1, J., Arch. Int. Physiol. Biochem., 68, 152 (1960).","journal-title":"Arch. Int. Physiol. Biochem."},{"key":"BF187327b0_CR3","doi-asserted-by":"publisher","first-page":"468","DOI":"10.1126\/science.127.3296.468","volume":"127","author":"WJ Whalen","year":"1958","unstructured":"Whalen, W. J., Science, 127, 468 (1958). Speirs, R. L., Nature, 184, 66 (1959).","journal-title":"Science"},{"key":"BF187327b0_CR4","first-page":"633","volume":"66","author":"P Braven\u00fd","year":"1958","unstructured":"Braven\u00fd, P., and Kruta, V., Arch. Int. Physiol. Biochem., 66, 633 (1958).","journal-title":"Arch. Int. Physiol. Biochem."},{"key":"BF187327b0_CR5","first-page":"86","volume":"122","author":"JM Benforado","year":"1958","unstructured":"Benforado, J. M., J. Pharm. and Exp. Therap., 122, 86 (1958).","journal-title":"J. Pharm. and Exp. Therap."}],"container-title":["Nature"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.nature.com\/articles\/187327b0","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/www.nature.com\/articles\/187327b0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/www.nature.com\/articles\/187327b0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,12,1]],"date-time":"2021-12-01T23:08:55Z","timestamp":1638400135000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.nature.com\/articles\/187327b0"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1960,7]]},"references-count":5,"journal-issue":{"issue":"4734","published-print":{"date-parts":[[1960,7]]}},"alternative-id":["BF187327b0"],"URL":"https:\/\/doi.org\/10.1038\/187327b0","relation":{},"ISSN":["0028-0836","1476-4687"],"issn-type":[{"value":"0028-0836","type":"print"},{"value":"1476-4687","type":"electronic"}],"subject":[],"published":{"date-parts":[[1960,7]]}}}