Electrophysiological studies on the cultured cells obtained from transplantable pancreatic carcinoma in Syrian golden hamsters.

Abstract:

:A pancreatic ductal carcinoma was established as a transplantable tumor line in an inbred strain of Syrian golden hamsters. Intracellular recordings of membrane potentials and input resistance were made from cultured cells obtained from the transplanted tumors using indwelling glass microelectrode. The mean value of the resting membrane potential was -46.5 +/- 1.8 mV (S.E.) (n = 13), while the mean resting input resistance was 21.2 +/- 4.3 M omega (S.E.) (N = 13). Dibutyryl cyclic AMP (2 X 10(-3)M) caused a marked hyperpolarization of about 30 mV accompanied by a reduction of input resistance. The transplantable tumor and its cultured cell line developed in this study have demonstrated their effectiveness as a reliable experimental model for use in pancreatic cancer research.

journal_name

Peptides

journal_title

Peptides

authors

Ueda N,Suzuki Y,Utsumi M,Obara T,Okamura K,Namiki M

doi

10.1016/0196-9781(84)90247-x

subject

Has Abstract

pub_date

1984-03-01 00:00:00

pages

423-8

issue

2

eissn

0196-9781

issn

1873-5169

pii

0196-9781(84)90247-X

journal_volume

5

pub_type

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