A characterization of the edge-shelling convex geometries of trees (2009)
Kashiwabara, Kenji, Nakamura, Masataka
We investigate the class of the edge-shelling convex geometries of trees. The edge-shelling convex geometry of a tree is the convex geometry consisting of the sets of edges of the subtrees. For the...
Kenji Kashiwabara, Masataka Nakamura
We introduce a notion of a broken circuit and an NBC complex for an (abstract) convex geometry. Based on these definitions, we shall show the analogues of the Whitney-Rota’s formula and...
Matsumura-Arioka, Yuuki, Ohtani, Kiyoshi, Hara, Toshifumi, Iwanaga, Ritsuko, Nakamura, Masataka
Lymphocytes are exceptional among normal somatic cells in that they express high telomerase activity like germline and malignant cells. We investigated the induction of telomerase in human T cells in...
Matsumura-Arioka, Yuuki, Ohtani, Kiyoshi, Hara, Toshifumi, Iwanaga, Ritsuko, Nakamura, Masataka
Lymphocytes are exceptional among normal somatic cells in that they express high telomerase activity like germline and malignant cells. We investigated the induction of telomerase in human T cells in...
Affine Representations of Abstract Convex Geometries (2003)
Kenji Kashiwabara, Masataka Nakamura, Yoshio Okamoto
A convex geometry is a combinatorial abstract model introduced by Edelman and Jamison which captures a combinatorial essence of "convexity " shared by some structures including finite point...
The Forbidden Minor Characterization of Line-Search Antimatroids of Rooted Digraphs (2002)
Yoshio Okamoto, Masataka Nakamura
An antimatroid is an accessible union-closed family of subsets of a finite set. A number of classes of antimatroids are closed under taking minors such as point-search antimatroids of rooted...
Michimata, Toshihiko, Tsuda, Hiroshi, Sakai, Masatoshi, Fujimura, Masaki, Nagata, Kinya, Nakamura, Masataka, ...
T-helper (Th) 2-type cytokines predominate in decidua, plausibly accounting for protection of a semiallograft, the embryo and placenta, from attack by the maternal immune system. However,...
Sharing of the IL-2 receptor {gamma} chain with the functional IL-9 receptor complex (1995)
Kimura, Yutaka, Takeshita, Toshikazu, Kondo, Motonari, Ishii, Naoto, Nakamura, Masataka, Van Snick, Jacques, ...
The third subunit, the so-called common γ (γc) chain, of the IL-2 receptor is shared among the receptors for IL-2, IL-4, IL-7 and IL-15, and dysfunction of the γc chain is thought to cause...
Ishil, Naoto, Takeshita, Toshikazu, Kimura, Yutaka, Tada, Kohtaro, Kondo, Motonari, Nakamura, Masataka, ...
We have established two rat mAbs, TUGH4 and TUGh5, specific for the human γ chain of the IL-2 receptor (IL-2R), which is known to be shared among receptors for IL-2, IL-4 and IL-7. The antibodies...
The evidence for the IL-2 recptor {beta} Chain processing from p70 to p75 (1990)
Asao, Hironobu, Takeshita, Toshikazu, Nakamura, Masataka, Nagata, Kinya, Sugamura, Kazuo
The biosynthesis of human interleukin 2 receptor (IL-2R)p75 was studied with TU27 monoclonal antibody (TU27 mAb) specific for the IL-2Rp75. TU27 mAb specifically immunoprecipitated not only p75 with...
Ohtani, Kiyoshi, Nakamura, Masataka, Saito, Shigeru, Nagata, Kinya, Sugamura, Kazuo, Hinuma, Yorio
Conditions were developed for stable introduction of foreign DNA into human lymphoid cell lines by electroporation. To introduce stably the p40 gene of human T-cell leukemia virus type I (HTLV-I)...
Nakamura, Masataka, Niki, Masaru, Ohtani, Kiyoshi, Sugamura, Kazuo
A transcriptional trans-acting factor ptax of human T-cell leukemia virus type I (HTLV-I) functions as an inducer for expression of HTLV-I provirus via activation of the enhancer in the long terminal...
Nucleotide sequence of the asnA gene coding for asparagine synthetase of E.coli K-12 (1981)
Nakamura, Masataka, Yamada, Masao, Hirota, Yukinori, Sugimoto, Kazunori, Oka, Atsuhiro, Takanami, Mituru
We have subcloned the asnA gene of E. coli K-12, a gene coding for asparagine synthetase, from a previously cloned 6 mega-dalton segment of E. coli chromosome containing the DNA replication origin,...
OHTSUKI, Kenzo, YAMADA, Ei, NAKAMURA, Masataka, ISHIDA, Nakao
cAMP-dependent (designated as enzyme I, about 68,000 daltons) and cAMP-independent protein kinase (designated as enzyme II, about 45,000 daltons) have been partially purified from the nuclei of mouse...
Continuous hemofiltration/hemodiafiltration in critical care
志賀, 英敏, Shiga, Hidetoshi, Nakanishi, Kazuya, Matsuda, Ken-ichi, Nakamura, Masataka, 平澤, 博之, ...
志賀, 英敏, Shiga, Hidetoshi, Nakanishi, Kazuya, Matsuda, Ken-ichi, Nakamura, Masataka, Ikeda, Hiroyuki, ...
平澤, 博之, ヒラサワ, ヒロユキ, Hirasawa, Hiroyuki, 織田, 成人, オダ, シゲト, Oda, Shigeto, ...
Continuous hemofiltration/hemodiafiltration in critical care
志賀, 英敏, Shiga, Hidetoshi, Nakanishi, Kazuya, Matsuda, Ken-ichi, Nakamura, Masataka, 平澤, 博之, ...
志賀, 英敏, Shiga, Hidetoshi, Nakanishi, Kazuya, Matsuda, Ken-ichi, Nakamura, Masataka, Ikeda, Hiroyuki, ...
平澤, 博之, ヒラサワ, ヒロユキ, Hirasawa, Hiroyuki, 織田, 成人, オダ, シゲト, Oda, Shigeto, ...
Common Regulation of Growth Arrest and Differentiation of Osteoblasts by Helix-Loop-Helix Factors
Funato, Noriko, Ohtani, Kiyoshi, Ohyama, Kimie, Kuroda, Takayuki, Nakamura, Masataka
Cellular differentiation entails the coordination of cell cycle arrest and tissue-specific gene expression. We investigated the involvement of basic helix-loop-helix (bHLH) factors in differentiation...
Iwanaga, Youichi, Tsukahara, Tomonori, Ohashi, Takashi, Tanaka, Yuetsu, Arai, Masaaki, Nakamura, Masataka, ...
Human T-cell leukemia virus type 1 (HTLV-1) is the etiologic agent of adult T-cell leukemia. Tax, the viral protein, is thought to be crucial in the development of the disease, since it transforms...
Tsukahara, Tomonori, Kannagi, Mari, Ohashi, Takashi, Kato, Hirotomo, Arai, Masaaki, Nunez, Gabriel, ...
Human T-cell leukemia virus type 1 (HTLV-1) Tax is thought to play a pivotal role in immortalization of T cells. We have recently shown that the expression of Tax protected the mouse T-cell line...
Takahashi, Yoshiaki, Tanaka, Yuetsu, Yamashita, Atsuya, Koyanagi, Yoshio, Nakamura, Masataka, Yamamoto, Naoki
OX40 is a member of the tumor necrosis factor (TNF) receptor superfamily and known to be an important costimulatory molecule expressed on activated T cells. To investigate the role of costimulation...
Yoshida, Atsushi, Tanaka, Reiko, Murakami, Tsutomu, Takahashi, Yoshiaki, Koyanagi, Yoshio, Nakamura, Masataka, ...
The potential of a dendritic cell (DC)-based vaccine against human immunodeficiency virus type 1 (HIV-1) infection in humans was explored with SCID mice reconstituted with human peripheral blood...
Distinct E2F-mediated transcriptional program regulates p14ARF gene expression
Komori, Hideyuki, Enomoto, Mitsuru, Nakamura, Masataka, Iwanaga, Ritsuko, Ohtani, Kiyoshi
The tumor suppressor p14ARF gene is induced by ectopically expressed E2F, a positive regulator of the cell cycle. The gene is expressed at low levels in normally growing cells in contrast to high...
Common Regulation of Growth Arrest and Differentiation of Osteoblasts by Helix-Loop-Helix Factors
Funato, Noriko, Ohtani, Kiyoshi, Ohyama, Kimie, Kuroda, Takayuki, Nakamura, Masataka
Cellular differentiation entails the coordination of cell cycle arrest and tissue-specific gene expression. We investigated the involvement of basic helix-loop-helix (bHLH) factors in differentiation...
Iwanaga, Youichi, Tsukahara, Tomonori, Ohashi, Takashi, Tanaka, Yuetsu, Arai, Masaaki, Nakamura, Masataka, ...
Human T-cell leukemia virus type 1 (HTLV-1) is the etiologic agent of adult T-cell leukemia. Tax, the viral protein, is thought to be crucial in the development of the disease, since it transforms...
Tsukahara, Tomonori, Kannagi, Mari, Ohashi, Takashi, Kato, Hirotomo, Arai, Masaaki, Nunez, Gabriel, ...
Human T-cell leukemia virus type 1 (HTLV-1) Tax is thought to play a pivotal role in immortalization of T cells. We have recently shown that the expression of Tax protected the mouse T-cell line...
Takahashi, Yoshiaki, Tanaka, Yuetsu, Yamashita, Atsuya, Koyanagi, Yoshio, Nakamura, Masataka, Yamamoto, Naoki
OX40 is a member of the tumor necrosis factor (TNF) receptor superfamily and known to be an important costimulatory molecule expressed on activated T cells. To investigate the role of costimulation...
Yoshida, Atsushi, Tanaka, Reiko, Murakami, Tsutomu, Takahashi, Yoshiaki, Koyanagi, Yoshio, Nakamura, Masataka, ...
The potential of a dendritic cell (DC)-based vaccine against human immunodeficiency virus type 1 (HIV-1) infection in humans was explored with SCID mice reconstituted with human peripheral blood...
Distinct E2F-mediated transcriptional program regulates p14ARF gene expression
Komori, Hideyuki, Enomoto, Mitsuru, Nakamura, Masataka, Iwanaga, Ritsuko, Ohtani, Kiyoshi
The tumor suppressor p14ARF gene is induced by ectopically expressed E2F, a positive regulator of the cell cycle. The gene is expressed at low levels in normally growing cells in contrast to high...
Continuous hemofiltration/hemodiafiltration in critical care
志賀, 英敏, Shiga, Hidetoshi, Nakanishi, Kazuya, Matsuda, Ken-ichi, Nakamura, Masataka, 平澤, 博之, ...
志賀, 英敏, Shiga, Hidetoshi, Nakanishi, Kazuya, Matsuda, Ken-ichi, Nakamura, Masataka, Ikeda, Hiroyuki, ...
平澤, 博之, ヒラサワ, ヒロユキ, Hirasawa, Hiroyuki, 織田, 成人, オダ, シゲト, Oda, Shigeto, ...
Interleukin 12–dependent Interferon γ Production by CD8α+Lymphoid Dendritic Cells
Ohteki, Toshiaki, Fukao, Taro, Suzue, Kazutomo, Maki, Chikako, Ito, Mamoru, Nakamura, Masataka, ...
We investigated the role of antigen-presenting cells in early interferon (IFN)-γ production in normal and recombinase activating gene 2–deficient (Rag-2−/−) mice in response to Listeria...
Hirai, Hiroyuki, Tanaka, Kazuya, Yoshie, Osamu, Ogawa, Kazuyuki, Kenmotsu, Kazumi, Takamori, Yasushi, ...
Prostaglandin (PG)D2, which has long been implicated in allergic diseases, is currently considered to elicit its biological actions through the DP receptor (DP). Involvement of DP in the formation of...
Continuous Hemodiafiltration with PMMA Hemofilter in the Treatment of Patients with Septic Shock
Nakada, Taka-aki, Oda, Shigeto, Matsuda, Ken-ichi, Sadahiro, Tomohito, Nakamura, Masataka, Abe, Ryuzo, ...
Septic shock is the most severe form of sepsis. It is widely accepted that cytokines play pivotal roles in the pathophysiology of septic shock. We reported previously that continuous...
Blood glucose control in patients with severe sepsis and septic shock
Hirasawa, Hiroyuki, Oda, Shigeto, Nakamura, Masataka
The main pathophysiological feature of sepsis is the uncontrollable activation of both pro- and anti-inflammatory responses arising from the overwhelming production of mediators such as pro- and...