Alan Norman Langnas, DO

  • 10308 Citations
  • 53 h-Index
1989 …2020

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2003 Report of the intestine transplant registry: A new era has dawned

Grant, D., Abu-Elmagd, K., Reyes, J., Tzakis, A., Langnas, A., Fishbein, T., Goulet, O. & Farmer, D., Apr 2005, In : Annals of surgery. 241, 4, p. 607-613 7 p.

Research output: Contribution to journalArticle

383 Scopus citations

A comparative analysis of results and morbidity in type I diabetics undergoing preemptive versus postdialysis combined pancreas-kidney transplantation

Stratta, R. J., Taylor, R. J., Ozaki, C. F., Bynon, J. S., Miller, S. A., Knight, T. F., Fischer, J. L., Neumann, T. V., Wahl, T. O., Duckworth, W. C., Langnas, A. N. & Shaw, B. W., May 1993, In : Transplantation. 55, 5, p. 1097-1103 7 p.

Research output: Contribution to journalArticle

39 Scopus citations

A COMPARISON OF PEDIATRIC LIVER TRANSPLANT PATIENTS RECEIVING LIVE DONOR OR CADAVERIC ALLOGRAFTS

Horslen, S. P., Sudan, D. L., Kaufman, S. S., Shaw, B. W. & Langnas, A. N., Oct 1998, In : Journal of pediatric gastroenterology and nutrition. 27, 4, p. 467 1 p.

Research output: Contribution to journalArticle

Acute Budd-Chiari syndrome during pregnancy: Surgical treatment and orthotopic liver transplantation with successful completion of the pregnancy

Grant, W. J., McCashland, T., Botha, J. F., Shaw, B. W., Sudan, D. L., Mejia, A., Iyer, K. & Langnas, A. N., Sep 1 2003, In : Liver Transplantation. 9, 9, p. 976-979 4 p.

Research output: Contribution to journalArticle

17 Scopus citations

Adenovirus infections in pediatric small bowel transplant recipients

Florescu, D. F., Islam, M. K., Mercer, D. F., Grant, W., Langnas, A. N., Freifeld, A. G., Sudan, D., Basappa, R., Dimaio, D. & Kalil, A. C., Jul 27 2010, In : Transplantation. 90, 2, p. 198-204 7 p.

Research output: Contribution to journalArticle

41 Scopus citations

Altered allogeneic immune responses in middle-aged mice.

Sun, Y., Li, H., Langnas, A. N. & Zhao, Y., Dec 2004, In : Cellular & molecular immunology. 1, 6, p. 440-446 7 p.

Research output: Contribution to journalArticle

14 Scopus citations

A multidisciplinary approach to the treatment of intestinal failure

Sudan, D., DiBaise, J., Torres, C., Thompson, J., Raynor, S., Gilroy, R., Horslen, S., Grant, W., Botha, J. & Langnas, A., Feb 1 2005, In : Journal of Gastrointestinal Surgery. 9, 2, p. 165-177 13 p.

Research output: Contribution to journalArticle

120 Scopus citations

A new technique for combined liver/small intestinal transplantation

Sudan, D. L., Iyer, K. R., Deroover, A., Chinnakotla, S., Fox, I. J., Shaw, B. W. & Langnas, A. N., Dec 15 2001, In : Transplantation. 72, 11, p. 1846-1848 3 p.

Research output: Contribution to journalArticle

97 Scopus citations

An outbreak of vancomycin-resistant Enterococcus faecium in liver transplant recipients

Dominguez, E. A., Davis, J. C., Langnas, A. N., Winfield, B., Cavalieri, S. J. & Rupp, M. E., 1997, In : Liver Transplantation and Surgery. 3, 6, p. 586-590 5 p.

Research output: Contribution to journalArticle

Open Access
24 Scopus citations

A novel approach to generate host antitumor T cells: Adoptive immunotherapy by T cells maturing in xenogeneic thymus

Zhao, Y., Sun, Y., Niu, Z., Li, Q., Peng, J., Wang, J. & Langnas, A. N., Jan 2007, In : Journal of Immunotherapy. 30, 1, p. 83-88 6 p.

Research output: Contribution to journalArticle

An unusual case of choledochal cyst causing hepatic failure requiring orthotopic liver transplantation

Castaldo, P., Grazi, G. L., Wood, R. P., Markin, R. S., Stratta, R. J., Langnas, A. N., Clark, J. H. & Shaw, B. W., Dec 1992, In : Journal of pediatric surgery. 27, 12, p. 1557-1559 3 p.

Research output: Contribution to journalArticle

4 Scopus citations

A percutaneous method for venovenous bypass in liver transplantation

Ozaki, C. F., Langnas, A. N., Bynon, J. S., Pillen, T. J., Kangas, J., Vogel, J. E. & Shaw, B. W., Feb 1994, In : Transplantation. 57, 3, p. 472-473 2 p.

Research output: Contribution to journalArticle

23 Scopus citations

A pilot study of soluble adhesion molecules as surrogate markers for acute liver allograft rejection

Navarro, V. J., Silver, D., Langnas, A. N., Markin, R. S., Friedman, A. L. & Pober, J. S., Jan 15 1998, In : Transplantation. 65, 1, p. 126-129 4 p.

Research output: Contribution to journalArticle

9 Scopus citations

Aplastic anemia after liver transplantation for fulminant liver failure

Cattral, M. S., Langnas, A. N., Markin, R. S., Antonson, D. L., Heffron, T. G., Fox, I. J., Sorrell, M. F. & Shaw, B. W., Oct 1994, In : Hepatology. 20, 4, p. 813-818 6 p.

Research output: Contribution to journalArticle

71 Scopus citations

A randomized double-blind comparative study of mycophenolate mofetil and azathioprine in combination with cyclosporine and corticosteroids in primary liver transplant recipients

Wiesner, R., Rabkin, J., Klintmalm, G., McDiarmid, S., Langnas, A., Punch, J., McMaster, P., Kalayoglu, M., Levy, G., Freeman, R., Bismuth, H., Neuhaus, P., Mamelok, R. & Wang, W., 2001, In : Liver Transplantation. 7, 5, p. 442-450 9 p.

Research output: Contribution to journalArticle

210 Scopus citations

A Randomized Prospective Trial of Acyclovir and Immune Globulin Prophylaxis in Liver Transplant Recipients Receiving OKT3 Therapy

Stratta, R. J., Shaefer, M. S., Cushing, K. A., Markin, R. S., Reed, E. C., Langnas, A. N., Pillen, T. J. & Shaw, B. W., Jan 1992, In : Archives of Surgery. 127, 1, p. 55-64 10 p.

Research output: Contribution to journalArticle

73 Scopus citations

A selective approach to preexisting portal vein thrombosis in patients undergoing liver transplantation

Langnas, A. N., Marujo, W. C., Stratta, R. J., Wood, R. P., Ranjan, D., Ozaki, C. & Shaw, B. W., Jan 1992, In : The American Journal of Surgery. 163, 1, p. 132-136 5 p.

Research output: Contribution to journalArticle

58 Scopus citations

Assessment of function, growth and development, and long-term quality of life after small bowel transplantation

Sudan, D. L., Iverson, A., Weseman, R. A., Kaufman, S., Horslen, S., Fox, I. J., Shaw, B. W. & Langnas, A. N., Sep 2000, In : Transplantation Proceedings. 32, 6, p. 1211-1212 2 p.

Research output: Contribution to journalArticle

45 Scopus citations

Assessment of quality of life after pediatric intestinal transplantation by parents and pediatric recipients using the child health questionnaire

Sudan, D., Iyer, K., Horslen, S., Shaw, B. & Langnas, A., 2002, In : Transplantation Proceedings. 34, 3, p. 963-964 2 p.

Research output: Contribution to journalArticle

25 Scopus citations

AST/ASTS workshop on increasing organ donation in the United States: Creating an "arc of change" from Removing disincentives to testing incentives

Salomon, D. R., Langnas, A. N., Reed, A. I., Bloom, R. D., Magee, J. C. & Gaston, R. S., May 1 2015, In : American Journal of Transplantation. 15, 5, p. 1173-1179 7 p.

Research output: Contribution to journalArticle

41 Scopus citations

Basiliximab decreases the incidence of acute rejection after intestinal transplantation

Sudan, D. L., Chinnakotla, S., Horslen, S., Iyer, K., Fox, I., Shaw, B. & Langnas, A. N., 2002, In : Transplantation Proceedings. 34, 3, p. 940-941 2 p.

Research output: Contribution to journalArticle

46 Scopus citations

Biliary atresia-polysplenia syndrome: Surgical and clinical relevance in liver transplantation

Varela-Fascinetto, G., Castaldo, P., Fox, I. J., Sudan, D., Heffron, T. G., Shaw, B. W. & Langnas, A. N., Apr 1998, In : Annals of surgery. 227, 4, p. 583-589 7 p.

Research output: Contribution to journalArticle

33 Scopus citations

Calprotectin: A novel noninvasive marker for intestinal allograft monitoring

Sudan, D., Vargas, L., Sun, Y., Bok, L., Dijkstra, G. & Langnas, A., Aug 2007, In : Annals of surgery. 246, 2, p. 311-315 5 p.

Research output: Contribution to journalArticle

52 Scopus citations

Causes of late mortality in pediatric liver transplant recipients

Sudan, D. L., Shaw, B. W. & Langnas, A. N., Feb 1998, In : Annals of surgery. 227, 2, p. 289-295 7 p.

Research output: Contribution to journalArticle

76 Scopus citations

Causes of late mortality in pediatric liver transplant recipients

Sudan, D. L., Shaw, B. W. & Langnas, A. N., 1997, In : Transplantation Proceedings. 29, 1-2, p. 430-431 2 p.

Research output: Contribution to journalArticle

7 Scopus citations
Open Access
53 Scopus citations

Cholecystectomy and Liver Disease in Short Bowel Syndrome

Thompson, J. S., Weseman, R. A., Rochling, F. A., Lyden, E., Grant, W. J., Vargas, L. M., Langnas, A. N. & Mercer, D. F., Feb 1 2016, In : Journal of Gastrointestinal Surgery. 20, 2, p. 322-327 6 p.

Research output: Contribution to journalArticle

3 Scopus citations

Clinical denouement and mutation analysis of patients with cystic fibrosis undergoing liver transplantation for biliary cirrhosis

Mack, D. R., Traystman, M. D., Colombo, J. L., Sammut, P. H., Kaufman, S. S., Vanderhoof, J. A., Antonson, D. L., Markin, R. S., Shaw, B. W. & Langnas, A. N., Dec 1995, In : The Journal of Pediatrics. 127, 6, p. 881-887 7 p.

Research output: Contribution to journalArticle

71 Scopus citations

Clinical Patterns of Cytomegalovirus Disease After Liver Transplantation

Stratta, R. J., Shaefer, M. S., Markin, R. S., Wood, R. P., Kennedy, E. M., Langnas, A. N., Reed, E. C., Woods, G. L., Donovan, J. P., Pillen, T. J., Duckworth, R. M. & Shaw, B. W., Dec 1989, In : Archives of Surgery. 124, 12, p. 1443-1450 8 p.

Research output: Contribution to journalArticle

103 Scopus citations

Clinical presentation of rejection following intestinal transplantation

Thorrell, W. E., Kaufman, S. S., Antonson, D. L., Langnas, A. N. & Vanderhoof, J. A., Oct 1996, In : Journal of pediatric gastroenterology and nutrition. 23, 3, p. 374 1 p.

Research output: Contribution to journalArticle

Clinical Spectrum of Fungal Infections After Orthotopic Liver Transplantation

Castaldo, P., Stratta, R. J., Wood, R. P., Markin, R. S., Patil, K. D., Shaefer, M. S., Langnas, A. N., Reed, E. C., Shujun, S., Pillen, T. J. & Shaw, B. W., Feb 1991, In : Archives of Surgery. 126, 2, p. 149-156 8 p.

Research output: Contribution to journalArticle

169 Scopus citations

Combined liver/small bowel transplantation using a blood group compatible but nonidentical donor

Sindhi, R., Landmark, J., Shaw, B. W., Fox, I. J., Heffron, T. G., Vanderhoof, J. & Langnas, A. N., Jun 27 1996, In : Transplantation. 61, 12, p. 1782-1783 2 p.

Research output: Contribution to journalArticle

12 Scopus citations

Combined Pancreas‐Kidney Transplantation: Preliminary Results and Metabolic Effects

Stratta, R. J., Taylor, R. J., Zorn, B. H., Ozaki, C., Larsen, J. L., Duckworth, W. C., Langnas, A. N., Wood, R. P., Wahl, T. O., Marujo, W. C., Li, S. & Shaw, B. W., Jun 1991, In : The American journal of gastroenterology. 86, 6, p. 697-703 7 p.

Research output: Contribution to journalArticle

33 Scopus citations

Combined pancreas--kidney transplantation in Nebraska.

Stratta, R. J., Taylor, R. J., Zorn, B. H., Ozaki, C., Larsen, J. L., Langnas, A. N., Wood, R. P., Duckworth, W. C., Wahl, T. O. & Gallagher, T. F., Dec 1991, In : The Nebraska medical journal. 76, 12, p. 385-391 7 p.

Research output: Contribution to journalArticle

2 Scopus citations

Combined pancreas-kidney transplantation versus kidney transplantation alone: Analysis of benefit and risk

Stratta, R. J., Taylor, R. J., Ozaki, C. F., Bynon, J. S., Langnas, A. N. & Shaw, B. W., 1993, In : Transplantation Proceedings. 25, 1 SUPPL. 1, p. 1298-1301 4 p.

Research output: Contribution to journalArticle

10 Scopus citations

Comparison of intestinal lengthening procedures for patients with short bowel syndrome

Sudan, D., Thompson, J., Botha, J., Grant, W., Antonson, D., Raynor, S. & Langnas, A., Oct 2007, In : Annals of surgery. 246, 4, p. 593-601 9 p.

Research output: Contribution to journalArticle

138 Scopus citations

Correlation of mucosal disaccharidase activities with histology in evaluation of rejection following intestinal transplantation

Kaufman, S. S., Wisecarver, J. L., Ruby, E. I., Fox, I. J., Sudan, D. L., Pillen, T. J., Dhawan, A., Horslen, S. P., Vanderhoof, J. A., Radio, S. J., Markin, R. S. & Langnas, A. N., 1998, In : Pediatric Transplantation. 2, 2, p. 134-138 5 p.

Research output: Contribution to journalArticle

10 Scopus citations

Correlation of mucosal disaccharidase activities with histology in evaluation of rejection following intestinal transplantation

Kaufman, S., Dhawan, A., Vanderhoof, J., Wisecarver, J., Radio, S., Markin, R., Fox, I., Heffron, T., Sudan, D., Pillen, T. & Langnas, A., Oct 1996, In : Journal of pediatric gastroenterology and nutrition. 23, 3, p. 374 1 p.

Research output: Contribution to journalArticle

Cytomegalovirus viremia in solid organ transplantation: Does the initial viral load correlate with risk factors and outcomes?

Levitsky, J., Freifeld, A. G., Puumala, S., Bargenquast, K., Hardiman, P., Gebhart, C. L., Wrenshall, L., Langnas, A. & Kalil, A. C., Mar 2008, In : Clinical Transplantation. 22, 2, p. 222-228 7 p.

Research output: Contribution to journalArticle

22 Scopus citations

Diagnosis and treatment of biliary tract complications after orthotopic liver transplantation

Stratta, R. J., Wood, R. P., Langnas, A. N., Hollins, R. R., Bruder, K. J., Donovan, J. P., Burnett, D. A., Lieberman, R. P., Lund, G. B., Pillen, T. J., Markin, R. S. & Shaw, B. W., Oct 1989, In : Surgery. 106, 4, p. 675-684 10 p.

Research output: Contribution to journalArticle

262 Scopus citations

Diastolic dysfunction in patients with end-stage liver disease is associated with development of heart failure early after liver transplantation

Dowsley, T. F., Bayne, D. B., Langnas, A. N., Dumitru, I., Windle, J. R., Porter, T. R. & Raichlin, E., Sep 27 2012, In : Transplantation. 94, 6, p. 646-651 6 p.

Research output: Contribution to journalArticle

47 Scopus citations

Diffuse biliary tract injury after orthotopic liver transplantation

Li, S., Stratta, R. J., Langnas, A. N., Wood, R. P., Marujo, W. & Shaw, B. W., Nov 1992, In : The American Journal of Surgery. 164, 5, p. 536-540 5 p.

Research output: Contribution to journalArticle

96 Scopus citations

Digestive function following intestinal transplantation. Intestinal transplantation

Kaufman, S., Dhawan, A., Iverson, A., Snell, L., Brown, C., Davis, C., Fox, I., Heffron, T., Sudan, D., Pillen, T., Vanderhoof, J. & Langnas, A., Oct 1996, In : Journal of pediatric gastroenterology and nutrition. 23, 3, p. 374 1 p.

Research output: Contribution to journalArticle

Disaccharidase activities and fat assimilation in pediatric patients after intestinal transplantation

Kaufman, S. S., Lyden, E. R., Brown, C. R., Iverson, A. K., Davis, C. K., Sudan, D. L., Fox, I. J., Horslen, S. P., Shaw, B. W. & Langnas, A. N., Feb 15 2000, In : Transplantation. 69, 3, p. 362-365 4 p.

Research output: Contribution to journalArticle

32 Scopus citations

Donor immune reconstitution after liver-small bowel transplantation for multiple intestinal atresia with immunodeficiency

Gilroy, R. K., Coccia, P. F., Talmadge, J. E., Hatcher, L. I., Pirruccello, S. J., Shaw, B. W., Rubocki, R. J., Sudan, D. L., Langnas, A. N. & Horslen, S. P., Feb 1 2004, In : Blood. 103, 3, p. 1171-1174 4 p.

Research output: Contribution to journalArticle

36 Scopus citations

Donor selection for orthotopic liver transplantation: Lack of an effect of gender or cytomegalovirus (CMV) status

Stratta, R. J., Wood, R. P., Langnas, A. N., Duckworth, R. M., Shaefer, M. S., Marujo, W., Pillen, T. J., Markin, R. S. & Shaw, B. W., 1990, In : Transplantation Proceedings. 22, 2, p. 410-413 4 p.

Research output: Contribution to journalArticle

16 Scopus citations

Effect of extended preservation and reduced-size grafting on organ availability in pediatric liver transplantation

Stratta, R. J., Wood, R. P., Langnas, A. N., Marujo, W., Duckworth, R. M., Williams, L., Saito, S., Pillen, T. J. & Shaw, B. W., 1990, In : Transplantation Proceedings. 22, 2, p. 482-484 3 p.

Research output: Contribution to journalArticle

5 Scopus citations

Effect of intestinal harvesting and perfusion on serum and tissue diamine oxidase levels

Santos, M. C., Thompson, J. S., Langnas, A. N., Quigley, E. M. & Vanderhoof, J. A., 1994, In : Transplantation Proceedings. 26, 3, p. 1475-1476 2 p.

Research output: Contribution to journalArticle

4 Scopus citations

Effect of surrogate tolerogenesis on the vascular rejection of pig heart xenografts

Sudan, D. L., Radio, S. J., Matamoros, A., Johnson, N. D., Shearon, C. C., Glogowski, K. R., Hill, A. C., Goertzen, T. C., Fox, I. J., Langnas, A. N. & Beschorner, W. E., Jan 27 2000, In : Transplantation. 69, 2, p. 232-235 4 p.

Research output: Contribution to journalArticle

6 Scopus citations