Severity: Warning
Message: file_get_contents(https://...@pubfacts.com&api_key=b8daa3ad693db53b1410957c26c9a51b4908&a=1): Failed to open stream: HTTP request failed! HTTP/1.1 429 Too Many Requests
Filename: helpers/my_audit_helper.php
Line Number: 176
Backtrace:
File: /var/www/html/application/helpers/my_audit_helper.php
Line: 176
Function: file_get_contents
File: /var/www/html/application/helpers/my_audit_helper.php
Line: 250
Function: simplexml_load_file_from_url
File: /var/www/html/application/helpers/my_audit_helper.php
Line: 3122
Function: getPubMedXML
File: /var/www/html/application/controllers/Detail.php
Line: 575
Function: pubMedSearch_Global
File: /var/www/html/application/controllers/Detail.php
Line: 489
Function: pubMedGetRelatedKeyword
File: /var/www/html/index.php
Line: 316
Function: require_once
Adherent cell lines grow attached to the surface of a cell culture vessel. Due to the adherent nature of the cells, enzymes, such as trypsin, are required to lift the cells from the cell culture vessel for harvesting or subculturing. Many cancer cell lines are adherent, rendering adherent cell culture a critical experimental method in the fields of cell biology, biochemistry, and cancer research. In this chapter, we outline the protocols for culturing and maintaining adherent cells. We detail the procedures for preparing cell culture medium, thawing and reviving frozen adherent cells, subculturing adherent cells, freezing cells, and counting cells. Most notably, we outline the best techniques and practices for optimal growth of healthy adherent cells while diminishing the risk of contamination.
Download full-text PDF |
Source |
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http://dx.doi.org/10.1007/978-1-0716-2376-3_3 | DOI Listing |
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