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1

Physical activity and subsistence pattern of the Huli, a Papua New Guinea Highland population

Taro Yamauchi, Masahiro Umezaki, Ryutaro Ohtsuka

Journal:

American Journal of Physical Anthropology

Année:

2001

Langue:

english

Fichier:

PDF, 189 KB

english, 2001

2

HLA-DRB1 frequencies of non-Austronesian-speaking Gidra in south New Guinea and their genetic affinities with Oceanian populations

Maki Yoshida, Ryutaro Ohtsuka, Minato Nakazawa, Takeo Juji, Katsushi Tokunaga

Journal:

American Journal of Physical Anthropology

Année:

1995

Langue:

english

Fichier:

PDF, 355 KB

english, 1995

3

The Role of Barrier Islands in Subsistence of the Inhabitants of Roviana Lagoon, Solomon Islands

Takuro Furusawa, Ryutaro Ohtsuka

Journal:

Année:

2009

Langue:

english

Fichier:

PDF, 336 KB

english, 2009

4

Analysis of HLA-DRB1 Polymorphism in the Gidra of Papua New Guinea

JUN OHASHI, MAKI YOSHIDA, RYUTARO OHTSUKA, MINATO NAKAZAWA, TAKEO JUJI and KATSUSHI TOKUNAGA

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 1.04 MB

english, 2000

5

Analysis of completed parity using microsimulation modeling

Nakazawa, Minato, Ohtsuka, Ryutaro

Journal:

Mathematical Population Studies

Année:

1997

Langue:

english

Fichier:

PDF, 592 KB

english, 1997

6

Subsistence ecology and carrying capacity in two Papua New Guinea populations

Ohtsuka, Ryutaro

Journal:

Journal of Biosocial Science

Année:

1994

Langue:

english

Fichier:

PDF, 895 KB

english, 1994

7

Cardiovascular risk factors of migrants in Port Moresby from the highlands and island villages, Papua New Guinea

Kazumi Natsuhara, Tsukasa Inaoka, Masahiro Umezaki, Taro Yamauchi, Tetsuro Hongo, Megumi Nagano, Ryutaro Ohtsuka

Journal:

American Journal of Human Biology

Année:

2000

Langue:

english

Fichier:

PDF, 122 KB

english, 2000

8

Low rate of population increase of the Gidra papuans in the past: A genealogical-demographic analysis

Ryutaro Ohtsuka

Journal:

American Journal of Physical Anthropology

Année:

1986

Langue:

english

Fichier:

PDF, 898 KB

english, 1986

9

Hunting activity and aging among the gidra papuans: A biobehavioral analysis

Ryutaro Ohtsuka

Journal:

American Journal of Physical Anthropology

Année:

1989

Langue:

english

Fichier:

PDF, 758 KB

english, 1989

10

Adaptive Strategies of Highlands-Origin Migrant Settlers in Port Moresby, Papua New Guinea

Masahiro Umezaki, Ryutaro Ohtsuka

Journal:

Année:

2003

Langue:

english

Fichier:

PDF, 123 KB

english, 2003

11

Sodium-rich tree ash as a native salt source in lowland Papua

Ryutaro Ohtsuka, Tsuguyoshi Suzuki, Masatoshi Morita

Journal:

Economic Botany

Année:

1987

Langue:

english

Fichier:

PDF, 307 KB

english, 1987

12

Inter- and Intra-Population Migration of the Gidra in Lowland Papua: A Population-Ecological Analysis

Ryutaro Ohtsuka, Toshio Kawabe, Tsukasa Inaoka, Tomoya Akimichi and Tsuguyoshi Suzuki

Journal:

Année:

1985

Langue:

english

Fichier:

PDF, 764 KB

english, 1985

13

Mineral contents in hair from Oriomo Papuans and Akita dwellers

Sasaki, Naosuke, Takemori, Koichi, Ohtsuka, Ryutaro, Suzuki, Tsuguyoshi

Journal:

Ecology of Food and Nutrition

Année:

1981

Langue:

english

Fichier:

PDF, 311 KB

english, 1981

14

Changing Migration Patterns of the Huli in the Papua New Guinea Highlands

Umezaki, Masahiro, Ohtsuka, Ryutaro

Journal:

Mountain Research and Development

Année:

2002

Langue:

english

Fichier:

PDF, 690 KB

english, 2002

15

IMPACT OF RURAL‐URBAN MIGRATION ON FERTILITY: A POPULATION ECOLOGY ANALYSIS IN THE KOMBIO, PAPUA NEW GUINEA

UMEZAKI, MASAHIRO, OHTSUKA, RYUTARO

Journal:

Journal of Biosocial Science

Année:

1998

Langue:

english

Fichier:

PDF, 203 KB

english, 1998

16

Changing Migration Patterns of the Huli in the Papua New Guinea Highlands: A Genealogical Demographic Analysis

Masahiro Umezaki and Ryutaro Ohtsuka

Journal:

Mountain Research and Development

Année:

2002

Langue:

english

Fichier:

PDF, 1.26 MB

english, 2002

17

Adaptive Strategies of Highlands-Origin Migrant Settlers in Port Moresby, Papua New Guinea

Masahiro Umezaki and Ryutaro Ohtsuka

Journal:

Année:

2003

Langue:

english

Fichier:

PDF, 2.33 MB

english, 2003

18

The Use of Quantitative Observational Techniques in Anthropology [and Comments and Replies]

Mulder, Monique Borgerhoff, Caro, T. M., Chrisholm, James S., Dumont, Jean-Paul, Hall, Roberta L., Hinde, Robert A., Ohtsuka, Ryutaro

Journal:

Current Anthropology

Année:

1985

Langue:

english

Fichier:

PDF, 2.06 MB

english, 1985

19

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Biocultural adaptation and population connectedness in the Asia-Pacific region

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 389 KB

english, 2007

20

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Changing nutritional health in South East Asia

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 375 KB

english, 2007

21

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Health changes in Papua New Guinea: from adaptation to double jeopardy?

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 526 KB

english, 2007

22

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Nutrition and health in modernizing Samoans: temporal trends and adaptive perspectives

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 513 KB

english, 2007

23

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Health patterns of Pacific Islanders and Asians in the United States

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 407 KB

english, 2007

24

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Impacts of modernization and transnationalism on nutritional health of Cook Islanders

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 354 KB

english, 2007

25

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Modernization, nutritional adaptability and health in Papua New Guinea Highlanders and Solomon Islanders

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 531 KB

english, 2007

26

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Obesity and nutritional health in Hong Kong Chinese people

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 344 KB

english, 2007

27

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Health change in the Asia-Pacific region: disparate end-points?

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 382 KB

english, 2007

28

Health Change in the Asia-Pacific Region (Biocultural and Epidemiological Approaches) || Interactions of nutrition, genetics and infectious disease in the Pacific: implications for prehistoric migrations

Ohtsuka, Ryutaro, Ulijaszek, Stanley J.

Année:

2007

Langue:

english

Fichier:

PDF, 1011 KB

english, 2007

29

Stable carbon and nitrogen isotopic composition of diet and hair of Gidra-speaking Papuans

Yoshinaga, Jun, Minagawa, Masao, Suzuki, Tsuguyoshi, Ohtsuka, Ryutaro, Kawabe, Toshio, Inaoka, Tsukasa, Akimichi, Tomoya

Journal:

American Journal of Physical Anthropology

Année:

1996

Langue:

english

Fichier:

PDF, 925 KB

english, 1996

30

Heart rate indicators for assessing physical activity level in the field

Nobuko Murayama, Ryutaro Ohtsuka

Journal:

American Journal of Human Biology

Année:

1999

Langue:

english

Fichier:

PDF, 153 KB

english, 1999

31

Chronic exposure to ELF magnetic fields during night sleep with electric sheet: Effects on diurnal melatonin rhythms in men

Seung Cheol Hong, Yoshika Kurokawa, Michinori Kabuto, Ryutaro Ohtsuka

Journal:

Bioelectromagnetics

Année:

2001

Langue:

english

Fichier:

PDF, 113 KB

english, 2001

32

No difference in serum leptin concentrations between urban-dwelling Austronesians and Non-Austronesians in Papua New Guinea

Mika Tanaka, Masahiro Umezaki, Kazumi Natsuhara, Taro Yamauchi, Tsukasa Inaoka, Tetsuro Hongo, Megumi Nagano, Chiho Watanabe, Ryutaro Ohtsuka

Journal:

American Journal of Human Biology

Année:

2005

Langue:

english

Fichier:

PDF, 118 KB

english, 2005

33

Impacts of dietary intake and helminth infection on diversity in growth among schoolchildren in rural south China: A four-year longitudinal study

Huan Zhou, Chiho Watanabe, Ryutaro Ohtsuka

Journal:

American Journal of Human Biology

Année:

2007

Langue:

english

Fichier:

PDF, 374 KB

english, 2007

34

The serum leptin level and body mass index in Melanesian and Micronesian Solomon Islanders: Focus on genetic factors and urbanization

Takuro Furusawa, Izumi Naka, Taro Yamauchi, Kazumi Natsuhara, Ryosuke Kimura, Minato Nakazawa, Takafumi Ishida, Nao Nishida, Ricky Eddie, Ryutaro Ohtsuka, Jun Ohashi

Journal:

American Journal of Human Biology

Année:

2011

Langue:

english

Fichier:

PDF, 462 KB

english, 2011

35

Brief communication: Mitochondrial DNA variation suggests extensive gene flow from Polynesian ancestors to indigenous Melanesians in the northwestern Bismarck Archipelago

Jun Ohashi, Izumi Naka, Katsushi Tokunaga, Tsukasa Inaoka, Yuji Ataka, Minato Nakazawa, Yasuhiro Matsumura, Ryutaro Ohtsuka

Journal:

American Journal of Physical Anthropology

Année:

2006

Langue:

english

Fichier:

PDF, 207 KB

english, 2006

36

Carbonic anhydrase II regulates differentiation of ameloblasts via intracellular pH-dependent JNK signaling pathway

Xiaogu Wang, Tetsuo Suzawa, Hirotada Ohtsuka, Baohong Zhao, Yoichi Miyamoto, Tomohiko Miyauchi, Riko Nishimura, Tomio Inoue, Masanori Nakamura, Kazuyoshi Baba, Ryutaro Kamijo

Journal:

Journal of Cellular Physiology

Année:

2010

Langue:

english

Fichier:

PDF, 2.29 MB

english, 2010

37

Skin manifestations of arsenicosis in two villages in Bangladesh

Takafumi Kadono, Tsukasa Inaoka, Nobuko Murayama, Kayo Ushijima, Megumi Nagano, Satoshi Nakamura, Chiho Watanabe, Kunihiko Tamaki, Ryutaro Ohtsuka

Journal:

International Journal of Dermatology

Année:

2002

Langue:

english

Fichier:

PDF, 249 KB

english, 2002

38

Identification of novel functional variants of the melanocortin 1 receptor gene originated from Asians

Kazuhiro Nakayama, Augustinus Soemantri, Feng Jin, Bumbein Dashnyam, Ryutaro Ohtsuka, Phaibool Duanchang, Mohd Nizam Isa, Wannapa Settheetham-Ishida, Shinji Harihara, Takafumi Ishida

Journal:

Année:

2006

Langue:

english

Fichier:

PDF, 340 KB

english, 2006

39

Distribution of a 27-bp deletion in the band 3 gene in South Pacific islanders

Masako Kimura, Moedrik Tamam, Augustinus Soemantri, Minato Nakazawa, Yuji Ataka, Ryutaro Ohtsuka, Takafumi Ishida

Journal:

Journal of Human Genetics

Année:

2003

Langue:

english

Fichier:

PDF, 197 KB

english, 2003

40

Polymorphisms in theABOblood group gene in three populations in the New Georgia group of the Solomon Islands

Jun Ohashi, Izumi Naka, Ryosuke Kimura, Katsushi Tokunaga, Taro Yamauchi, Kazumi Natsuhara, Takuro Furusawa, Rain Yamamoto, Minato Nakazawa, Takafumi Ishida, Ryutaro Ohtsuka

Journal:

Journal of Human Genetics

Année:

2006

Langue:

english

Fichier:

PDF, 242 KB

english, 2006

41

The effects of gestational arsenic exposure and dietary selenium deficiency on selenium and selenoenzymes in maternal and fetal tissues in mice

Kaori Miyazaki, Chiho Watanabe, Kouki Mori, Katusmi Yoshida, Ryutaro Ohtsuka

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 137 KB

english, 2005

42

HTLV-I, HIV-I, and Hepatitis B and C Viruses in Western Province, Papua New Guinea: A Serological Survey

Kazunari Yamaguchi, Tsukasa Inaoka, Ryutaro Ohtsuka, Tomoya Akimichi, Tetsuro Hongo, Toshio Kawabe, Minato Nakazawa, Makoto Futatsuka, Kiyoshi Takatsuki

Journal:

Année:

1993

Fichier:

PDF, 302 KB

1993

43

Seasonal fluctuation in energy balance among farmers in Northeast Thailand: The lack of response of energy intake to the change of energy expenditure

Murayama, Nobuko, Ohtsuka, Ryutaro

Journal:

European Journal of Clinical Nutrition

Année:

1999

Langue:

english

Fichier:

PDF, 267 KB

english, 1999

44

Impact of Population Pressure on Food Production: An Analysis of Land Use Change and Subsistence Pattern in the Tari Basin in Papua New Guinea Highlands

Masahiro Umezaki, Yukio Kuchikura, Taro Yamauchi, Ryutaro Ohtsuka

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 152 KB

english, 2000

45

Water intake in an Asian population living in arsenic-contaminated area

Chiho Watanabe, Ako Kawata, Noriko Sudo, Makiko Sekiyama, Tsukasa Inaoka, Munjoo Bae, Ryutaro Ohtsuka

Journal:

Toxicology and Applied Pharmacology

Année:

2004

Langue:

english

Fichier:

PDF, 232 KB

english, 2004

46

Long-term subsistence adaptation to the diversified Papua New Guinea environment: Human ecological assessments and prospects

Ryutaro Ohtsuka, Tsukasa Inaoka, Masahiro Umezaki, Nanako Nakada, Taku Abe

Journal:

Global Environmental Change

Année:

1995

Langue:

english

Fichier:

PDF, 677 KB

english, 1995

47

Medicinal plants used by the villagers of a Sundanese community in West Java, Indonesia

Katrin Roosita, Clara M. Kusharto, Makiko Sekiyama, Yulian Fachrurozi, Ryutaro Ohtsuka

Journal:

Journal of Ethnopharmacology

Année:

2008

Langue:

english

Fichier:

PDF, 364 KB

english, 2008

48

Arsenic in cooked rice in Bangladesh

Munjoo Bae, Chiho Watanabe, Tsukasa Inaoka, Makiko Sekiyama, Noriko Sudo, Mozammel Haque Bokul, Ryutaro Ohtsuka

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 58 KB

english, 2002

49

Mercury concentration correlates with the nitrogen stable isotope ratio in the animal food of papuans

Jun Yoshinaga, Tsuguyoshi Suzuki, Tetsuro Hongo, Masao Minagawa, Ryutaro Ohtsuka, Toshio Kawabe, Tsukasa Inaoka, Tomoya Akimichi

Journal:

Ecotoxicology and Environmental Safety

Année:

1992

Langue:

english

Fichier:

PDF, 530 KB

english, 1992

50

Mineral content of drinking water in lowland papua

Ryutaro Ohtsuka, Tetsuro Hongo, Toshio Kawabe, Tsuguyoshi Suzuki, Tsukasa Inaoka, Tomoya Akimichi, Hideo Sasano

Journal:

Environment International

Année:

1985

Langue:

english

Fichier:

PDF, 351 KB

english, 1985