The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide. / McFarlane, I D; Hudman, D; Nothacker, H P; Grimmelikhuijzen, C J.

In: Royal Society of London. Proceedings. Biological Sciences, Vol. 253, No. 1337, 23.08.1993, p. 183-8.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

McFarlane, ID, Hudman, D, Nothacker, HP & Grimmelikhuijzen, CJ 1993, 'The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide', Royal Society of London. Proceedings. Biological Sciences, vol. 253, no. 1337, pp. 183-8. https://doi.org/10.1098/rspb.1993.0100

APA

McFarlane, I. D., Hudman, D., Nothacker, H. P., & Grimmelikhuijzen, C. J. (1993). The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide. Royal Society of London. Proceedings. Biological Sciences, 253(1337), 183-8. https://doi.org/10.1098/rspb.1993.0100

Vancouver

McFarlane ID, Hudman D, Nothacker HP, Grimmelikhuijzen CJ. The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide. Royal Society of London. Proceedings. Biological Sciences. 1993 Aug 23;253(1337):183-8. https://doi.org/10.1098/rspb.1993.0100

Author

McFarlane, I D ; Hudman, D ; Nothacker, H P ; Grimmelikhuijzen, C J. / The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide. In: Royal Society of London. Proceedings. Biological Sciences. 1993 ; Vol. 253, No. 1337. pp. 183-8.

Bibtex

@article{930560897d3344b98b4f8f5674d01214,
title = "The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide",
abstract = "Antho-KAamide (L-3-phenyllactyl-Phe-Lys-Ala-NH2) and Antho-RIamide (L-3-phenyllactyl-Tyr-Arg-Ile-NH2) are novel neuropeptides isolated from the sea anemone Anthopleura elegantissima. They both inhibited spontaneous contractions of isolated muscle preparations from a wide variety of anemone species (threshold around 10(-7) M). Their actions were universal in that they inhibited every muscle preparation tested, regardless of whether the muscle group was located in the ectoderm or endoderm, or was oriented in a circular or longitudinal direction. Injection of Antho-KAamide or Antho-RIamide into the coelenteron of intact sea anemones resulted in a marked expansion of the animals. Similar shape changes followed feeding or exposure to soluble food extracts. Therefore, we hypothesize that nerve cells that release Antho-KAamide and Antho-RIamide are involved in the expansion phase of feeding behaviour in sea anemones.",
keywords = "Animals, Electric Stimulation, Muscle Contraction, Muscles, Neuropeptides, Oligopeptides, Sea Anemones, Species Specificity",
author = "McFarlane, {I D} and D Hudman and Nothacker, {H P} and Grimmelikhuijzen, {C J}",
year = "1993",
month = aug,
day = "23",
doi = "10.1098/rspb.1993.0100",
language = "English",
volume = "253",
pages = "183--8",
journal = "Proceedings of the Royal Society B: Biological Sciences",
issn = "0962-8452",
publisher = "The Royal Society Publishing",
number = "1337",

}

RIS

TY - JOUR

T1 - The expansion behaviour of sea anemones may be coordinated by two inhibitory neuropeptides, Antho-KAamide and Antho-RIamide

AU - McFarlane, I D

AU - Hudman, D

AU - Nothacker, H P

AU - Grimmelikhuijzen, C J

PY - 1993/8/23

Y1 - 1993/8/23

N2 - Antho-KAamide (L-3-phenyllactyl-Phe-Lys-Ala-NH2) and Antho-RIamide (L-3-phenyllactyl-Tyr-Arg-Ile-NH2) are novel neuropeptides isolated from the sea anemone Anthopleura elegantissima. They both inhibited spontaneous contractions of isolated muscle preparations from a wide variety of anemone species (threshold around 10(-7) M). Their actions were universal in that they inhibited every muscle preparation tested, regardless of whether the muscle group was located in the ectoderm or endoderm, or was oriented in a circular or longitudinal direction. Injection of Antho-KAamide or Antho-RIamide into the coelenteron of intact sea anemones resulted in a marked expansion of the animals. Similar shape changes followed feeding or exposure to soluble food extracts. Therefore, we hypothesize that nerve cells that release Antho-KAamide and Antho-RIamide are involved in the expansion phase of feeding behaviour in sea anemones.

AB - Antho-KAamide (L-3-phenyllactyl-Phe-Lys-Ala-NH2) and Antho-RIamide (L-3-phenyllactyl-Tyr-Arg-Ile-NH2) are novel neuropeptides isolated from the sea anemone Anthopleura elegantissima. They both inhibited spontaneous contractions of isolated muscle preparations from a wide variety of anemone species (threshold around 10(-7) M). Their actions were universal in that they inhibited every muscle preparation tested, regardless of whether the muscle group was located in the ectoderm or endoderm, or was oriented in a circular or longitudinal direction. Injection of Antho-KAamide or Antho-RIamide into the coelenteron of intact sea anemones resulted in a marked expansion of the animals. Similar shape changes followed feeding or exposure to soluble food extracts. Therefore, we hypothesize that nerve cells that release Antho-KAamide and Antho-RIamide are involved in the expansion phase of feeding behaviour in sea anemones.

KW - Animals

KW - Electric Stimulation

KW - Muscle Contraction

KW - Muscles

KW - Neuropeptides

KW - Oligopeptides

KW - Sea Anemones

KW - Species Specificity

U2 - 10.1098/rspb.1993.0100

DO - 10.1098/rspb.1993.0100

M3 - Journal article

C2 - 8397415

VL - 253

SP - 183

EP - 188

JO - Proceedings of the Royal Society B: Biological Sciences

JF - Proceedings of the Royal Society B: Biological Sciences

SN - 0962-8452

IS - 1337

ER -

ID: 33513941