Human liver cell line
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Abstract
In this application is described the establishment and maintanence of a normal human hepatocyte cell line able to support complete development of malaria parasite development in vitro. Advantages and uses of the cell line are also described.
13 Citations
33 Claims
- 1. An immortalized cell line of normal human hepatocytes.
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5. A method of making an immortalized cell line of normal human hepatocytes comprising:
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isolating a suspension of normal human hepatocytes, and plating said hepatocytes. - View Dependent Claims (6, 7)
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8. A method for maintaining an immortalized cell line of normal human hepatocytes comprising:
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passaging the cells in a medium suitable for said hepatocytes, and culturing said hepatocytes.
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9. A method for developing liver stage malaria parasites in vitro, said method comprising
infecting an immortalized normal human hepatocyte cell line with sporozoites of said parasites.
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10. A method for completely developing liver stage malaria parasites in vitro, said method comprising
infecting an immortalized normal human hepatocyte cell line with sporozoites of said parasites; - and
incubating the cell with the parasites in the presence of erythrocytes. - View Dependent Claims (12, 13)
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17. A method for producing cDNA of a developmental stage of malaria parasites comprising:
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infecting an immortalized normal human hepatocyte cell with liver stage sporozoites of said parasites;
detecting the presence of the desired developmental stage; and
,preparing cDNA from RNA expressed by the desired parasite stage.
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21. A method for producing cDNA of an infected hepatocyte, said hepatocyte infected with a liver stage malaria parasite comprising:
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infecting an immortalized normal human hepatocyte cell in vitro with sporozoites of said parasite;
detecting the presence of the desired developmental stage of the parasite in an infected liver cell; and
,preparing cDNA from mRNA expressed by said infected liver cell. - View Dependent Claims (22, 23, 24, 26, 27, 29, 30)
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25. A method for screening a compound affecting malaria parasite development comprising
incubating components comprising the compound and at least one immortalized normal human hepatocyte which has been infected with the parasite under conditions sufficient to allow the compound and cell to interact; - and
determining the effect of the compound on the parasite.
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28. A method for screening a compound affecting a liver cell infected with a malaria parasite:
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incubating components comprising the compound and at least one immortalized normal human hepatocyte infected with the parasite under conditions sufficient to allow the compound and cell to interact; and
determining the effect of the compound on the cell.
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- 31. An immortalized normal human hepatocyte infected with a liver stage parasite.
Specification