Takahiro Ueda

Jet energy flow at the LHC (2009)

Hatta, Yoshitaka, Ueda, Takahiro

We present a quantitative study of energy flow away from jets by numerically solving the evolution equation derived by Banfi, Marchesini and Smye (BMS), and apply the result to two processes at the...

A geometric method of sector decomposition (2009)

Kaneko, Toshiaki, Ueda, Takahiro

We propose a new geometric method of IR factorization in sector decomposition. The problem is converted into a set of problems in convex geometry. The latter problems are solved using algorithms in...

Polarized DIS in N=4 SYM: Where is spin at strong coupling? (2009)

Hatta, Yoshitaka, Ueda, Takahiro, Xiao, Bo-Wen

Using the AdS/CFT correspondence, we calculate the polarized structure functions in strongly coupled N=4 supersymmetric Yang-Mills theory deformed in the infrared. We find that the flavor singlet...

Parton distributions in the virtual photon target up to NNLO in QCD (2009)

Ueda, Takahiro, Sasaki, Ken, Uematsu, Tsuneo

Parton distributions in the virtual photon target are investigated in perturbative QCD up to the next-to-next-to-leading order (NNLO). In the case $\Lambda^2 \ll P^2 \ll Q^2$, where $-Q^2$ ($-P^2$)...

New implementation of the sector decomposition on FORM (2009)

Ueda, Takahiro, Fujimoto, Junpei

Nowadays the sector decomposition technique, which can isolate divergences from parametric representations of integrals, becomes a quite useful tool for numerical evaluations of the Feynman loop...

Heavy Quark Effects in the Virtual Photon Structure Functions (2008)

Kitadono, Yoshio, Sasaki, Ken, Ueda, Takahiro, Uematsu, Tsuneo

We investigate the heavy quark mass effects in the virtual photon structure functions $F_{2}^{\gamma}(x, Q^2, P^2)$ and $F_{L}^{\gamma}(x, Q^2, P^2)$ in the framework of the mass-independent...

Observation of micropores in hard-carbon using Xe-129 NMR porosimetry (2008)

Gotoh, Kazuma, Ueda, Takahiro, Omi, Hironori, Eguchi, Taro, Maeda, Mariko, Miyahara, Michihisa, ...

The existence of micropores and the change of surface structure in pitch-based hard-carbon in xenon atmosphere were demonstrated using Xe-129 NMR. For high-pressure (4.0 MPa) Xe-129 NMR measurements,...

NNLO QCD analysis of the virtual photon structure functions (2008)

Sasaki, Ken, Ueda, Takahiro, Kitadono, Yoshio, Uematsu, Tsuneo

The next-to-next-to-leading order (NNLO) QCD analysis is performed for the virtual photon structure functions which can be measured in the double-tag events in two-photon processes in $e^+e^-$...

Virtual Photon Structure Functions to NNLO in QCD (2008)

Ueda, Takahiro, Uematsu, Tsuneo, Sasaki, Ken

The unpolarized virtual photon structure functions $F_2^\gamma(x,Q^2,P^2)$ and $F_L^\gamma(x,Q^2,P^2)$ are investigated in perturbative QCD for the kinematical region $\Lambda^2 \ll P^2 \ll Q^2$,...

Target Mass Corrections for the Virtual Photon Structure Functions to the Next-to-next-to-leading Order in QCD (2008)

Kitadono, Yoshio, Sasaki, Ken, Ueda, Takahiro, Uematsu, Tsuneo

We investigate target mass effects in the unpolarized virtual photon structure functions $F_2^\gamma(x,Q^2,P^2)$ and $F_L^\gamma(x,Q^2,P^2)$ in perturbative QCD for the kinematical region $\Lambda^2...

Phenotypic heterogeneity in the XPB DNA helicase gene (ERCC3): xeroderma pigmentosum without and with Cockayne syndrome (2006)

Oh, Kyu-Seon, Khan, Sikandar G., Jaspers, N.G.J., Raams, Anja, Ueda, Takahiro, Lehmann, Alan, ...

Defects in the xeroderma pigmentosum type B (XPB) gene (ERCC3), a DNA helicase involved in nucleotide excision repair (NER) and an essential subunit of the basal transcription factor, TFIIH, have...

Phenotypic heterogeneity in the XPB DNA helicase gene (ERCC3): xeroderma pigmentosum without and with Cockayne syndrome (2006)

Oh, Kyu-Seon, Khan, Sikandar G., Jaspers, N.G.J., Raams, Anja, Ueda, Takahiro, Lehmann, Alan, ...

Defects in the xeroderma pigmentosum type B (XPB) gene (ERCC3), a DNA helicase involved in nucleotide excision repair (NER) and an essential subunit of the basal transcription factor, TFIIH, have...

Reduced XPC DNA repair gene mRNA levels in clinically normal parents of xeroderma pigmentosum patients (2006)

Khan, Sikandar G., Oh, Kyu-Seon, Shahlavi, Tala, Ueda, Takahiro, Busch, David B., Inui, Hiroki, ...

Xeroderma pigmentosum group C (XP-C) is a rare autosomal recessive disorder. Patients with two mutant alleles of the XPC DNA repair gene have sun sensitivity and a 1000-fold increase in skin cancers....

Motion of the Tippe Top : Gyroscopic Balance Condition and Stability (2005)

Ueda, Takahiro, Sasaki, Ken, Watanabe, Shinsuke

We reexamine a very classical problem, the spinning behavior of the tippe top on a horizontal table. The analysis is made for an eccentric sphere version of the tippe top, assuming a modified Coulomb...

Reduced XPC DNA repair gene mRNA levels in clinically normal arents of xeroderma pigmentosum patients (2005)

Khan, Sikandar G., Oh, Kyu-Seon, Shahlavi, Tala, Ueda, Takahiro, Busch, David B., Inui, Hiroki, ...

Xeroderma pigmentosum group C (XP-C) is a rare autosomal recessive disorder. Patients with two mutant alleles of the XPC DNA repair gene have sun sensitivity and a 1000-fold increase in skin cancers....

Reduced XPC DNA repair gene mRNA levels in clinically normal arents of xeroderma pigmentosum patients (2005)

Khan, Sikandar G., Oh, Kyu-Seon, Shahlavi, Tala, Ueda, Takahiro, Busch, David B., Inui, Hiroki, ...

Xeroderma pigmentosum group C (XP-C) is a rare autosomal recessive disorder. Patients with two mutant alleles of the XPC DNA repair gene have sun sensitivity and a 1000-fold increase in skin cancers....

Two essential splice lariat branchpoint sequences in one intron in a xeroderma pigmentosum DNA repair gene: mutations result in reduced XPC mRNA levels that correlate with cancer risk (2004)

Khan, Sikandar G., Metin, Ahmet, Gozukara, Engin, Inui, Hiroki, Shahlavi, Tala, Muniz-Medina, Vanessa, ...

The lariat branch point sequence (BPS) is crucial for splicing of human nuclear pre-mRNA yet BPS mutations have infrequently been reported to cause human disease. Using an inverse RT–PCR technique...

Two essential splice lariat branchpoint sequences in one intron in a xeroderma pigmentosum DNA repair gene: Mutations result in reduced XPC mRNA levels that correlate with cancer risk (2003)

Khan, Sikandar G., Metin, Ahmet, Gozukara, Engin, Inui, Hiroki, Shahlavi, Tala, Muniz-Medina, Vanessa, ...

The lariat branch point sequence (BPS) is crucial for splicing of human nuclear pre-mRNA yet BPS mutations have infrequently been reported to cause human disease. Using an inverse RT-PCR technique we...

Two essential splice lariat branchpoint sequences in one intron in a xeroderma pigmentosum DNA repair gene: Mutations result in reduced XPC mRNA levels that correlate with cancer risk (2003)

Khan, Sikandar G., Metin, Ahmet, Gozukara, Engin, Inui, Hiroki, Shahlavi, Tala, Muniz-Medina, Vanessa, ...

The lariat branch point sequence (BPS) is crucial for splicing of human nuclear pre-mRNA yet BPS mutations have infrequently been reported to cause human disease. Using an inverse RT-PCR technique we...

Formation of Cyclobutane Pyrimidine Dimers and 8-Oxo-7,8-dihydro-2′-deoxyguanosine in Mouse and Organ-cultured Human Skin by Irradiation with Broadband or with Narrowband UVB¶ (2002)

Arief Budiyanto, Masato Ueda, Takahiro Ueda, Masamitsu Ichihashi

Narrowband UVB (NB-UVB) is a newly developed UVB source that, in addition to the previously used broadband UVB (BB-UVB), has been effectively used in phototherapy of various skin diseases. Besides...

The human XPC DNA repair gene: arrangement, splice site information content and influence of a single nucleotide polymorphism in a splice acceptor site on alternative splicing and function (2002)

Khan, Sikandar G., Muniz-Medina, Vanessa, Shahlavi, Tala, Baker, Carl C., Inui, Hiroki, Ueda, Takahiro, ...

XPC DNA repair gene mutations result in the cancer‐prone disorder xeroderma pigmentosum. The XPC gene spans 33 kb and has 16 exons (82–882 bp) and 15 introns (0.08–5.4 kb). A 1.6 kb intron...

A Critical Role for Cyclin C in Promotion of the Hematopoietic Cell Cycle by Cooperation with c-Myc

Liu, Zhao-Jun, Ueda, Takahiro, Miyazaki, Tadaaki, Tanaka, Nobuyuki, Mine, Shinichiro, Tanaka, Yoshiya, ...

Cyclin C, a putative G1 cyclin, was originally isolated through its ability to complement a Saccharomyces cerevisiae strain lacking the G1 cyclin gene CLN1-3. Unlike cyclins D1 and E, the other two...

The human XPC DNA repair gene: arrangement, splice site information content and influence of a single nucleotide polymorphism in a splice acceptor site on alternative splicing and function

Khan, Sikandar G., Muniz-Medina, Vanessa, Shahlavi, Tala, Baker, Carl C., Inui, Hiroki, Ueda, Takahiro, ...

XPC DNA repair gene mutations result in the cancer-prone disorder xeroderma pigmentosum. The XPC gene spans 33 kb and has 16 exons (82–882 bp) and 15 introns (0.08–5.4 kb). A 1.6 kb intron was...

Expansion of human NOD/SCID-repopulating cells by stem cell factor, Flk2/Flt3 ligand, thrombopoietin, IL-6, and soluble IL-6 receptor

Ueda, Takahiro, Tsuji, Kohichiro, Yoshino, Hiroshi, Ebihara, Yasuhiro, Yagasaki, Hiroshi, Hisakawa, Hiroaki, ...

Here, we demonstrate a significant ex vivo expansion of human hematopoietic stem cells capable of repopulating in NOD/SCID mice. Using a combination of stem cell factor (SCF), Flk2/Flt3 ligand (FL),...

A Critical Role for Cyclin C in Promotion of the Hematopoietic Cell Cycle by Cooperation with c-Myc

Liu, Zhao-Jun, Ueda, Takahiro, Miyazaki, Tadaaki, Tanaka, Nobuyuki, Mine, Shinichiro, Tanaka, Yoshiya, ...

Cyclin C, a putative G1 cyclin, was originally isolated through its ability to complement a Saccharomyces cerevisiae strain lacking the G1 cyclin gene CLN1-3. Unlike cyclins D1 and E, the other two...

The human XPC DNA repair gene: arrangement, splice site information content and influence of a single nucleotide polymorphism in a splice acceptor site on alternative splicing and function

Khan, Sikandar G., Muniz-Medina, Vanessa, Shahlavi, Tala, Baker, Carl C., Inui, Hiroki, Ueda, Takahiro, ...

XPC DNA repair gene mutations result in the cancer-prone disorder xeroderma pigmentosum. The XPC gene spans 33 kb and has 16 exons (82–882 bp) and 15 introns (0.08–5.4 kb). A 1.6 kb intron was...

Expansion of human NOD/SCID-repopulating cells by stem cell factor, Flk2/Flt3 ligand, thrombopoietin, IL-6, and soluble IL-6 receptor

Ueda, Takahiro, Tsuji, Kohichiro, Yoshino, Hiroshi, Ebihara, Yasuhiro, Yagasaki, Hiroshi, Hisakawa, Hiroaki, ...

Here, we demonstrate a significant ex vivo expansion of human hematopoietic stem cells capable of repopulating in NOD/SCID mice. Using a combination of stem cell factor (SCF), Flk2/Flt3 ligand (FL),...