Synthesis of biologically active porcine secretin and [ITyr10] porcine secretin
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Synthesis of biologically active porcine secretin and [ITyr10] porcine secretin. / Kofod, Hans.
In: International Journal of Peptide and Protein Research, Vol. 37, No. 3, 03.1991, p. 185-90.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Synthesis of biologically active porcine secretin and [ITyr10] porcine secretin
AU - Kofod, Hans
PY - 1991/3
Y1 - 1991/3
N2 - Porcine secretin, [Tyr10] secretin, and [Tyr13] secretin were synthesized by solid phase methodology and purified by stepwise gradient elution from a short reversed-phase column with ethanol and acetic acid as organic modifiers. [Tyr10] secretin and [Tyr13] secretin were iodinated by the chloramine-T method and nonmono-, and di-iodinated products separated and isolated by reversed-phase HPLC. Batch incubation analysis is isolated mouse pancreatic islets revealed that secretin and the [Tyr10] analogue were indistinguishable in their effect on the glucose-induced insulin release and cAMP accumulation. [Tyr13] secretin in contrast was significantly less potent in its effect on the glucose-induced insulin release.
AB - Porcine secretin, [Tyr10] secretin, and [Tyr13] secretin were synthesized by solid phase methodology and purified by stepwise gradient elution from a short reversed-phase column with ethanol and acetic acid as organic modifiers. [Tyr10] secretin and [Tyr13] secretin were iodinated by the chloramine-T method and nonmono-, and di-iodinated products separated and isolated by reversed-phase HPLC. Batch incubation analysis is isolated mouse pancreatic islets revealed that secretin and the [Tyr10] analogue were indistinguishable in their effect on the glucose-induced insulin release and cAMP accumulation. [Tyr13] secretin in contrast was significantly less potent in its effect on the glucose-induced insulin release.
KW - Amino Acid Sequence
KW - Animals
KW - Chromatography, High Pressure Liquid
KW - Cyclic AMP
KW - Insulin
KW - Mice
KW - Molecular Sequence Data
KW - Radioimmunoassay
KW - Secretin
KW - Swine
M3 - Journal article
C2 - 1651289
VL - 37
SP - 185
EP - 190
JO - International Journal of Peptide and Protein Research
JF - International Journal of Peptide and Protein Research
IS - 3
ER -
ID: 45574735