Author

Masashi Niwa

Observed names: M Niwa, M. Niwa

Institution: Santen (Japan)

Observed institutions: Santen (Japan), Gunma University

OpenAlex ID: A5046941354

Synthesis, structure and quantitative structure-activity relationships of σ receptor ligands, 1-[2-(3,4-dimethoxyphenyl)ethyl]-4-(3-phenylpropyl)piperazines

1997 · Ken-ichi Fujimura, Junzo Matsumoto, et al. · Bioorganic & Medicinal Chemistry · 37

The kappa opioid receptor agonist SA14867 has antinociceptive and weak sedative effects in models of acute and chronic pain

2011 · Yaeko Tsukahara-Ohsumi, Fumio Tsuji, et al. · European Journal of Pharmacology · 13

SA14867, a newly synthesized kappa-opioid receptor agonist with antinociceptive and antipruritic effects

2010 · Yaeko Tsukahara-Ohsumi, Fumio Tsuji, et al. · European Journal of Pharmacology · 9

[The mu, delta and kappa properties of various opioids].

1995 · S Ohta, M Niwa, et al. · PubMed · 6

Adrenal medullary opioid receptors are linked to GTP-binding proteins, pertussis toxin substrates.

1986 · K Kamikubo, H Murase, et al. · PubMed · 1

Comparative properties of SH-groups at mu, delta and kappa opioid receptor.

1986 · M Nozaki, M Niwa, et al. · PubMed · 1

[Physical dependence liabilities of butorphanol, a narcotic antagonist, and its main metabolites, norbutorphanol and hydroxybutorphanol].

1983 · M Niwa, M Nozaki, et al. · PubMed · 1

[Changes in opioid receptor binding nature in rat brain and spinal cord following formalin or carrageenan-induced nociception].

1997 · S Ohta, M Niwa, et al. · PubMed

Kappa-opioid, U-50488H, modulates polymorphonuclear leukocyte response induced by formyl peptide

1990 · M. Hattori, M. Nakashima, et al. · European Journal of Pharmacology

[Kappa-type opioid receptor in human placental membrane].

1989 · S Ohta, M Niwa, et al. · PubMed

Works count: 10

Citation count: 68

H-index: 4

I10-index: 2