Long-term effect of pH on B-cell function in isolated islets of Langerhans in tissue culture
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Long-term effect of pH on B-cell function in isolated islets of Langerhans in tissue culture. / Brunstedt, J; Nielsen, Jens Høiriis.
I: Diabetologia, Bind 15, Nr. 3, 09.1978, s. 181-5.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Long-term effect of pH on B-cell function in isolated islets of Langerhans in tissue culture
AU - Brunstedt, J
AU - Nielsen, Jens Høiriis
PY - 1978/9
Y1 - 1978/9
N2 - Collagenase isolated mouse pancreatic islets were maintained in tissue culture for up to 5 months in a culture medium buffered with Hepes and the pH varying between 6.8 and 7.6. The amount of insulin released into the medium and the insulin response to glucose and glucose plus theophylline were measured during the culture period. It was found that islets cultured at pH 7.2 maintained the ability to release insulin into the medium for at least 5 months, which was longer than islets cultured at the other pH values. During the first weeks, the islets cultured at pH 7.6 had a higher response to both glucose and glucose plus theophylline than islets cultured at the other pH values, but later they lost their insulin releasing ability.
AB - Collagenase isolated mouse pancreatic islets were maintained in tissue culture for up to 5 months in a culture medium buffered with Hepes and the pH varying between 6.8 and 7.6. The amount of insulin released into the medium and the insulin response to glucose and glucose plus theophylline were measured during the culture period. It was found that islets cultured at pH 7.2 maintained the ability to release insulin into the medium for at least 5 months, which was longer than islets cultured at the other pH values. During the first weeks, the islets cultured at pH 7.6 had a higher response to both glucose and glucose plus theophylline than islets cultured at the other pH values, but later they lost their insulin releasing ability.
KW - Animals
KW - Culture Media
KW - Culture Techniques
KW - Glucose
KW - Hydrogen-Ion Concentration
KW - Insulin
KW - Islets of Langerhans
KW - Male
KW - Mice
KW - Theophylline
KW - Time Factors
M3 - Journal article
C2 - 29815
VL - 15
SP - 181
EP - 185
JO - Diabetologia
JF - Diabetologia
SN - 0012-186X
IS - 3
ER -
ID: 47975650