Yoshihiko Kurihara: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

1

Preserving Liver Function

Kurihara, Takeshi, Yamashita, Yo-ichi, Shirabe, Ken, Maehara, Yoshihiko

Journal:

Journal of the American College of Surgeons

Year:

2016

Language:

english

File:

PDF, 77 KB

english, 2016

2

The long dystrophin gene product Dp427 modulates retinal function and vascular morphology in response to age and retinal ischemia

Bucher, Felicitas, Friedlander, Mollie SH., Aguilar, Edith, Kurihara, Toshihide, Krohne, Tim U., Usui, Yoshihiko, Friedlander, Martin

Journal:

Neurochemistry International

Year:

2019

File:

PDF, 6.53 MB

2019

3

The effect of different kinds of toothbrushes on toothbrushing pressure and plaque removal in the scrubbing method of toothbrushing. (Report 5). Toothbrushes with nylon bristlestles arranged in different lengths along the toothbrush shank and with different types of toothbrush bristle tip.

FUKUSHIMA, Masato, KURIHARA, Kenji, KUROGOME, Joji, INADAMA, Keisuke, YAGETA, Akio, SHOJI, Yoshihiko, SUZUKI, Joichiro, WATANABE, Ichiro, SHIONO, Munenori, WATANABE, Takaaki, ARAI, Takashi, NAKAMURA,

Journal:

Nihon Shishubyo Gakkai Kaishi (Journal of the Japanese Society of Periodontology)

Year:

1989

File:

PDF, 1.39 MB

1989

4

Cancer risk after renal transplantation in Japan

Yoshihiko Hoshida, Hideaki Tsukuma, Yutaka Yasunaga, Ning Xu, Masaki Q. Fujita, Takaomi Satoh, Yasuji Ichikawa, Kenji Kurihara, Masaaki Imanishi, Tsuyoshi Matsuno, Katsuyuki Aozasa

Journal:

International Journal of Cancer

Year:

1997

Language:

english

File:

PDF, 38 KB

english, 1997

5

Stereoselective synthesis of the C-4 linked imidazole nucleosides using modified Mitsunobu reaction

Shinya Harusawa, Yoshihiko Murai, Hideki Moriyama, Hirofumi Ohishi, Ryuji Yoneda, Takushi Kurihara

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 201 KB

english, 1995

6

Characterizations of trimetallic heteronuclear Bi1−xLax[Fe(CN)6]·n(H2O) complexes and their thermal decomposition products

Hiromichi Aono, Nobuyuki Kondo, Haruo Katagishi, Masato Kurihara, Masatomi Sakamoto, Yoshihiko Sadaoka

Journal:

Journal of Materials Science

Year:

2006

Language:

english

File:

PDF, 1.11 MB

english, 2006

7

Involvement of PACAP receptor in primary afferent fibre-evoked responses of ventral roots in the neonatal rat spinal cord

Yoshihiko Sakashita, Takashi Kurihara, Daigaku Uchida, Ichiro Tatsuno, Tatsuo Yamamoto

Journal:

British Journal of Pharmacology

Year:

2001

Language:

english

File:

PDF, 156 KB

english, 2001

8

Preparation of new heteronuclear (NH4)RE[FeII(CN)6]·nH2O complexes (RE = La, Ce, Pr, Nd, Sm, Gd, Dy, Y, Er, Lu) and their low-temperature decomposition for perovskite-type oxide

Hiromichi Aono, Takaaki Nishida, Masato Kurihara, Masatomi Sakamoto, Yoshihiko Sadaoka

Journal:

Ceramics International

Year:

2012

Language:

english

File:

PDF, 1.35 MB

english, 2012

9

Preparation of new heteronuclear (NH4)2XLa1 − XSrX[Fe(CN)6]·nH2O complex for Sr-substituted perovskite-type La1 − XSrXFeO3 − α

Hiromichi Aono, Takaaki Nishida, Tomoya Kan, Yuu Jin-oka, Masato Kurihara, Masatomi Sakamoto, Yoshihiko Sadaoka

Journal:

Materials Letters

Year:

2012

Language:

english

File:

PDF, 908 KB

english, 2012

10

Primary Systemic Amyloidosis Two autopsy cases with special references to the new fluorochromic staining method and histochemical nature of amyloids

Jun Toriumi, Tane Ueda, Akihito Takano, Yoshihiko Kurihara

Journal:

Pathology International

Year:

1956

Language:

english

File:

PDF, 3.73 MB

english, 1956

11

Surgical Results of Tympanoplasty with Hokudai-Shaped Partial and Total Ossicular Replacement Prostheses

Noboru Sakai, Toshiyuki Asai, Jun-ichi Matsushima, Takehiko Kokubun, Hideo Kurihara, Ken-ichi Koichi, Yukio Inuyama, Yoshihiko Terayama

Journal:

Artificial Organs

Year:

1996

Language:

english

File:

PDF, 344 KB

english, 1996

12

Stimulation of brain natriuretic peptide release from the heart by thyroid hormone

Masakazu Kohno, Takeshi Horio, Kenichi Yasunari, Koji Yokokawa, Miwako Ikeda, Naotsugu Kurihara, Yoshihiko Nishizawa, Hirotoshi Morii, Tadanao Takeda

Journal:

Year:

1993

Language:

english

File:

PDF, 751 KB

english, 1993

13

Poliomyelitis-like illness after acute asthma (Hopkins syndrome): a histological study of biopsied muscle in a case

Yoshihiko Mizuno, Sakiko Komori, Ritsuko Shigetomo, Eiji Kurihara, Kimiko Tamagawa, Kazuhiko Komiya

Journal:

Brain and Development

Year:

1995

Language:

english

File:

PDF, 1.25 MB

english, 1995

14

New high-yield preparation procedure of Ln[Fe(CN)6]·nH2O (Ln = La, Gd, and Lu) and their thermal decomposition into perovskite-type oxides

Nobuyuki Kondo, Hiroyuki Itoh, Masato Kurihara, Masatomi Sakamoto, Hiromichi Aono, Yoshihiko Sadaoka

Journal:

Journal of Alloys and Compounds

Year:

2006

Language:

english

File:

PDF, 235 KB

english, 2006

15

Adrenoleukodystrophy Associated with Cerebral Arteriovenous Malformation

Masaya Kubota, Eiji Kurihara, Mihoko Yonezawa, Yoshihiko Mizuno, Kimiko Tamagawa, Kazuhiko Komiya, Yasuyuki Suzuki

Journal:

Pediatrics International

Year:

1990

Language:

english

File:

PDF, 335 KB

english, 1990

16

TCT-252 Impact of pre-diabetic status on coronary atherosclerosis: a multi-vessel angioscopic study

Osamu Kurihara, Masanori Yamamoto, Chikao Ibuki, Toru Inami, Nakahisa Kimata, Nobuaki Kobayashi, Kyoichi Mizuno, Ryo Munakata, Daisuke Murakami, Takayoshi Ohba, Yoshihiko Seino, Tetsurou Shimura, Masa

Journal:

Journal of the American College of Cardiology

Year:

2012

Language:

english

File:

PDF, 57 KB

english, 2012

17

Downregulation of sphingosine-1-phosphate receptors in bronchial smooth muscle of mouse experimental asthma

Yoshihiko Chiba, Kanako Suzuki, Miho Uechi, Eriko Kurihara, Kumiko Goto, Hiroyasu Sakai, Miwa Misawa

Journal:

Pharmacological Research

Year:

2010

Language:

english

File:

PDF, 349 KB

english, 2010

18

Antimicrobial Periodontal Treatment Decreases Serum C-Reactive Protein, Tumor Necrosis Factor-Alpha, But Not Adiponectin Levels in Patients with Chronic Periodontitis

Iwamoto, Yoshihiro, Nishimura, Fusanori, Soga, Yoshihiko, Takeuchi, Kazu, Kurihara, Mikinao, Takashiba, Shogo, Murayama, Yoji

Journal:

Journal of Periodontology

Year:

2003

Language:

english

File:

PDF, 117 KB

english, 2003

19

Laminin α1 Regulates Age-Related Mesangial Cell Proliferation and Mesangial Matrix Accumulation through the TGF-β Pathway

Ning, Liang, Kurihara, Hidetake, de Vega, Susana, Ichikawa-Tomikawa, Naoki, Xu, Zhuo, Nonaka, Risa, Kazuno, Saiko, Yamada, Yoshihiko, Miner, Jeffrey H., Arikawa-Hirasawa, Eri

Journal:

The American Journal of Pathology

Year:

2014

Language:

english

File:

PDF, 3.44 MB

english, 2014

20

Identification of high-risk plaques associated with peri-procedural myocardial injury following elective percutaneous coronary intervention: Assessment by high-sensitivity troponin-T measurements and optical coherence tomography

Yamamoto, Masanori, Seino, Yoshihiko, Otsuka, Toshiaki, Kurihara, Osamu, Negishi, Keita, Murakami, Daisuke, Takano, Masamichi, Mizuno, Kyoichi

Journal:

International Journal of Cardiology

Year:

2013

Language:

english

File:

PDF, 264 KB

english, 2013

21

Six-month follow-up evaluation for everolimus-eluting stents by intracoronary optical coherence tomography: Comparison with paclitaxel-eluting stents

Takano, Masamichi, Murakami, Daisuke, Yamamoto, Masanori, Kurihara, Osamu, Murai, Koji, Inami, Toru, Kimata, Nakahisa, Ohba, Takayoshi, Seino, Yoshihiko, Mizuno, Kyoichi

Journal:

International Journal of Cardiology

Year:

2013

Language:

english

File:

PDF, 741 KB

english, 2013

22

Deceived incidence of acute coronary syndrome by measurement of FFR: Diagnostic gap of vulnerable plaque between physiology and morphology

Kurihara, Osamu, Takano, Masamichi, Kobayashi, Nobuaki, Yamamoto, Masanori, Seino, Yoshihiko, Mizuno, Kyoichi

Journal:

Journal of Cardiology Cases

Year:

2013

Language:

english

File:

PDF, 559 KB

english, 2013

23

A high-fiber, low-fat diet improves periodontal disease markers in high-risk subjects: a pilot study

Kondo, Keiko, Ishikado, Atsushi, Morino, Katsutaro, Nishio, Yoshihiko, Ugi, Satoshi, Kajiwara, Sadae, Kurihara, Mika, Iwakawa, Hiromi, Nakao, Keiko, Uesaki, Syoko, Shigeta, Yasutami, Imanaka, Hiromich

Journal:

Nutrition Research

Year:

2014

Language:

english

File:

PDF, 492 KB

english, 2014

24

Efficient and β-Stereoselective Synthesis of 4(5)-(β- d -Ribofuranosyl)- and 4(5)-(2-Deoxyribofuranosyl)imidazoles 1

Harusawa, Shinya, Murai, Yoshihiko, Moriyama, Hideki, Imazu, Tomonari, Ohishi, Hirofumi, Yoneda, Ryuji, Kurihara, Takushi

Journal:

Journal of Organic Chemistry

Year:

1996

Language:

english

File:

PDF, 191 KB

english, 1996

25

Does Tolvaptan Effectively Shorten the Time to Beta-blocker Therapy-induction in Patients with Furosemide-refractory Volume-excessive Heart Failure?

Uchiyama, Saori, Munakata, Ryo, Shimura, Tetsuro, Inami, Tohru, Kurihara, Osamu, Murakami, Daisuke, Ohba, Takayoshi, Nishiwaki, Tatsuhiro, Seino, Yoshihiko, Shimizu, Wataru

Journal:

Journal of Cardiac Failure

Year:

2014

Language:

english

File:

PDF, 111 KB

english, 2014

26

Long-Term Favorable Surgical Results of Laparoscopic Hepatic Resection for Hepatocellular Carcinoma in Patients with Cirrhosis: A Single-Center Experience over a 10-Year Period

Yamashita, Yo-ichi, Ikeda, Tetsuo, Kurihara, Takeshi, Yoshida, Yoshihiro, Takeishi, Kazuki, Itoh, Shinji, Harimoto, Norifumi, Kawanaka, Hirofumi, Shirabe, Ken, Maehara, Yoshihiko

Journal:

Journal of the American College of Surgeons

Year:

2014

Language:

english

File:

PDF, 243 KB

english, 2014

27

Profile of plasma amino acids values as a predictor of sepsis in patients following living donor liver transplantation: Special reference to sarcopenia and postoperative early nutrition

Toshima, Takeo, Shirabe, Ken, Kurihara, Takeshi, Itoh, Shinji, Harimoto, Norifumi, Ikegami, Toru, Yoshizumi, Tomoharu, Kawanaka, Hirofumi, Ikeda, Tetsuo, Maehara, Yoshihiko

Journal:

Hepatology Research

Year:

2015

Language:

english

File:

PDF, 343 KB

english, 2015

28

Signature of high Tc above 25 K in high quality superconducting diamond

Okazaki, Hiroyuki, Wakita, Takanori, Muro, Takayuki, Nakamura, Tetsuya, Muraoka, Yuji, Yokoya, Takayoshi, Kurihara, Shin-ichiro, Kawarada, Hiroshi, Oguchi, Tamio, Takano, Yoshihiko

Journal:

Applied Physics Letters

Year:

2015

Language:

english

File:

PDF, 1.20 MB

english, 2015

29

Transmission Positron-Electron Microscopes

Doyama, Masao, Kogure, Yoshiaki, Inoue, Miyoshi, Hayashi, Yoshihiko, Yoshiie, Toshimasa, Kurihara, Toshikazu, Oshima, Ryuichiro, Tsuno, Katsushige

Journal:

Materials Science Forum

Year:

2004

Language:

english

File:

PDF, 795 KB

english, 2004

30

Synthesis and antibacterial activity of 4″ or 6″-alkanoylamino derivatives of arbekacin

Sasaki, Kazushige, Kobayashi, Yoshihiko, Kurihara, Takashi, Yamashita, Yohei, Takahashi, Yoshiaki, Miyake, Toshiaki, Akamatsu, Yuzuru

Journal:

The Journal of Antibiotics

Year:

2015

Language:

english

File:

PDF, 427 KB

english, 2015

31

SPIE Proceedings [SPIE Optical Science and Technology, SPIE's 48th Annual Meeting - San Diego, CA (Sunday 3 August 2003)] Ocean Remote Sensing and Imaging II - GLI early calibration results for oceanographic applications

Murakami, Hiroshi, Tanaka, Kazuhiro, Kurihara, Shigehisa, Okamura, Yoshihiko, Inoue, Junichi, Nieke, Jens, Asanuma, Ichio, Yatagai, Hiroshi, Mitomi, Yasushi, Yoshida, Mayumi, Higuchi, Riko, Kawamoto,

Year:

2003

Language:

english

File:

PDF, 2.34 MB

english, 2003

32

Low-Temperature Transport Properties of Holes Introduced by Ionic Liquid Gating in Hydrogen-Terminated Diamond Surfaces

Yamaguchi, Takahide, Watanabe, Eiichiro, Osato, Hirotaka, Tsuya, Daiju, Deguchi, Keita, Watanabe, Tohru, Takeya, Hiroyuki, Takano, Yoshihiko, Kurihara, Shinichiro, Kawarada, Hiroshi

Journal:

Journal of the Physical Society of Japan

Year:

2013

Language:

english

File:

PDF, 1.24 MB

english, 2013

33

Linkage of sleep-disordered breathing and acute aortic dissection with patent false lumen

Inami, Toru, Seino, Yoshihiko, Shimura, Tetsuro, Kurihara, Osamu, Kimata, Nakahisa, Murakami, Daisuke, Munakata, Ryo, Takano, Masamichi, Ohba, Takayoshi, Shimizu, Wataru

Journal:

Heart and Vessels

Year:

2016

Language:

english

File:

PDF, 679 KB

english, 2016

34

Global metabolomics reveals metabolic dysregulation in ischemic retinopathy

Paris, Liliana P., Johnson, Caroline H., Aguilar, Edith, Usui, Yoshihiko, Cho, Kevin, Hoang, Lihn T., Feitelberg, Daniel, Benton, H. Paul, Westenskow, Peter D., Kurihara, Toshihide, Trombley, Jennifer

Journal:

Year:

2016

Language:

english

File:

PDF, 944 KB

english, 2016

35

SPIE Proceedings [SPIE SPIE Medical Imaging - Lake Buena Vista, Florida (Saturday 12 February 2011)] Medical Imaging 2011: Image Processing - Efficient registration method of medical images using GPU

Kurihara, Tsuneya, Dawant, Benoit M., Haynor, David R., Matsuzaki, Kazuki, Seto, Kumiko, Nagamine, Yoshihiko

Year:

2011

Language:

english

File:

PDF, 383 KB

english, 2011

36

Indocyanine Green Fluorescent Imaging for Hepatic Resection of the Right Hepatic Vein Drainage Area

Kurihara, Takeshi, Yamashita, Yo-ichi, Yoshida, Yoshihiro, Takeishi, Kazuki, Itoh, Shinji, Harimoto, Norifumi, Yoshizumi, Tomoharu, Shirabe, Ken, Ikeda, Tetsuo, Maehara, Yoshihiko

Journal:

Journal of the American College of Surgeons

Year:

2015

Language:

english

File:

PDF, 1.46 MB

english, 2015

37

Telaprevir versus simeprevir for the treatment of recurrent hepatitis C after living donor liver transplantation

Ikegami, Toru, Yoshizumi, Tomoharu, Yoshida, Yoshihro, Kurihara, Takeshi, Harimoto, Norifumi, Itoh, Shinji, Shimokawa, Masahiro, Fukuhara, Takasuke, Shirabe, Ken, Maehara, Yoshihiko

Journal:

Hepatology Research

Year:

2016

Language:

english

File:

PDF, 6.93 MB

english, 2016

38

Chronic hepatitis E virus infection after living donor liver transplantation via blood transfusion: a case report

Kurihara, Takeshi, Yoshizumi, Tomoharu, Itoh, Shinji, Harimoto, Norifumi, Harada, Noboru, Ikegami, Toru, Inagaki, Yuki, Oshiro, Yukio, Ohkohchi, Nobuhiro, Okamoto, Hiroaki, Maehara, Yoshihiko

Journal:

Surgical Case Reports

Year:

2016

Language:

english

File:

PDF, 853 KB

english, 2016

39

Surgical results for recurrent hepatocellular carcinoma after curative hepatectomy: Repeat hepatectomy versus salvage living donor liver transplantation

Yamashita, Yo-Ichi, Yoshida, Yoshihiro, Kurihara, Takeshi, Itoh, Shinji, Harimoto, Norifumi, Ikegami, Toru, Yoshizumi, Tomoharu, Uchiyama, Hideaki, Shirabe, Ken, Maehara, Yoshihiko

Journal:

Liver Transplantation

Year:

2015

Language:

english

File:

PDF, 227 KB

english, 2015

40

Extreme late-phase observation using coronary angioscopy until 7 years after sirolimus-eluting stent implantation

Shimura, Tetsuro, Yamamoto, Masanori, Takano, Masamichi, Okamatsu, Kentaro, Inami, Shigenobu, Murakami, Daisuke, Munakata, Ryo, Inami, Toru, Kurihara, Osamu, Kano, Seiji, Seino, Yoshihiko, Shimizu, Wa

Journal:

Coronary Artery Disease

Year:

2016

Language:

english

File:

PDF, 207 KB

english, 2016

41

Blunted renal vasoconstriction in patients with subclinical contrast-induced renal injury

Kurihara, Osamu, Seino, Yoshihiko, Shibata, Yusaku, Matsushita, Masato, Komiyama, Hidenori, Kato, Katsuhito, Murakami, Daisuke, Munakata, Ryo, Takano, Masamichi, Miyauchi, Yasushi, Hata, Noritake, Shi

Journal:

Clinical and Experimental Pharmacology and Physiology

Year:

2016

Language:

english

File:

PDF, 61 KB

english, 2016

42

Total Synthesis of (−)-Deoxocassine and Its Diastereomers

Kurihara, Kazuo, Sugimoto, Takashi, Saitoh, Yutaka, Igarashi, Yukinobu, Hirota, Hiroshi, Moriyama, Yoshihiko, Tsuyuki, Takahiko, Takahashi, Takeyoshi, Khuong-Huu, Qui

Journal:

Bulletin of the Chemical Society of Japan

Year:

1985

File:

PDF, 1.57 MB

1985

43

Synthesis and Structures of Novel Discrete Ni(II)–Ln(III) Heterodinuclear Complexes (Ln = Gd or Lu)

Kondoh, Nobuyuki, Shimizu, Yuko, Kurihara, Masato, Sakiyama, Hiroshi, Sakamoto, Masatomi, Nishida, Yuzo, Sadaoka, Yoshihiko, Ohba, Masa-aki, Okawa, Hisashi

Journal:

Bulletin of the Chemical Society of Japan

Year:

2003

Language:

english

File:

PDF, 69 KB

english, 2003

44

Preparation of Heteronuclear La 2 Cu(C 4 O 4 ) 4 (H 2 O) 16 ·2H 2 O Complex and its Thermal Decomposition into Single Phase La 2 CuO 4

Shimamoto, Youichi, Aono, Hiromichi, Kondo, Nobuyuki, Kurihara, Masato, Sakamoto, Masatomi, Sadaoka, Yoshihiko

Journal:

Chemistry Letters

Year:

2003

Language:

english

File:

PDF, 568 KB

english, 2003

45

Fluorescent Property of Bulk- and Nanocrystals of Cyanide-bridged Eu(III)Co(III) Heteronuclear Coordination Polymer

Kondo, Nobuyuki, Yokoyama, Arisa, Kurihara, Masato, Sakamoto, Masatomi, Yamada, Mami, Miyake, Mikio, Ohsuna, Tetsu, Aono, Hiromichi, Sadaoka, Yoshihiko

Journal:

Chemistry Letters

Year:

2004

Language:

english

File:

PDF, 161 KB

english, 2004

46

Living Donor Liver Transplant: Beyond Availability: The Authors' Reply

Kurihara, Takeshi, Yoshizumi, Tomoharu, Ikegami, Toru, Soejima, Yuji, Maehara, Yoshihiko

Journal:

Liver Transplantation

Year:

2016

Language:

english

File:

PDF, 529 KB

english, 2016

47

New Route to 1-(5-Imidazolyl)ribofuranoid Glycals from Ribofuranosyl Chloride and 5-Lithio-imidazole.

HARUSAWA, Shinya, KAWABATA, Masayo, MURAI, Yoshihiko, YONEDA, Ryuji, KURIHARA, Takushi

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1995

File:

PDF, 612 KB

1995

48

Efficient and .BETA.-Stereoselective Synthesis of 4(5)-Methyl-5(4)-(5-amino-5-deoxy-.BETA.-D-ribofuranosyl)imidazole and Related Compounds Exhibiting Antiulcer Activity.

HARUSAWA, Shinya, MORIYAMA, Hideki, MURAI, Yoshihiko, IMAZU, Tomonari, OHISHI, Hirofumi, YONEDA, Ryuji, KURIHARA, Takushi, HATA, Hiroyoshi, SAKAMOTO, Yasuhiko

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1997

File:

PDF, 1.26 MB

1997

49

Cancer Illness

Segi, Mitsuo, Fukushima, Ichiro, Mikami, Yoshihiko, Fujisaku, Susumu, Kurihara, Minoru

Journal:

The Tohoku Journal of Experimental Medicine

Year:

1954

Language:

english

File:

PDF, 600 KB

english, 1954

50

Effect of Preparation Techniques of LaFeO3 Perovskite-Type Oxide on Its Surface Morphologies

FURUKAWA, Masahiro, ISEYA, Takuji, ITOH, Shun, ANZAI, Akane, SATO, Keiko, KURIHARA, Masato, SAKAMOTO, Masatomi, AONO, Hiromichi, SADAOKA, Yoshihiko, HAMAKAWA, Satoshi, HOSHI, Yasushi, MIZUKAMI, Fujio

Journal:

Journal of the Ceramic Society of Japan

Year:

2007

Language:

english

File:

PDF, 263 KB

english, 2007

To build up a library is to create a life. It’s never just a random collection of books.

— Carlos María Domínguez

Official channel

Z-Library Desktop Launcher

Z-Library Since 2009 support@z-lib.do

EnglishРусскийEspañolItalianoελληνικάاللغة العربيةBahasa IndonesiaBahasa Malaysiaहिन्दीDeutschFrançaisPortuguêsУкраїнськаPolski中文繁體中文日本語Tiếng ViệtAzərbaycan DiliՀայոց լեզուภาษาไทยTürk Diliქართველიবাংলাپښتوతెలుగుاردو한국어SrpskiБългарски