M
Mark D. Johnson
Researcher at University of Massachusetts Medical School
Publications - 301
Citations - 18425
Mark D. Johnson is an academic researcher from University of Massachusetts Medical School. The author has contributed to research in topics: Medicine & Gene. The author has an hindex of 60, co-authored 289 publications receiving 16103 citations. Previous affiliations of Mark D. Johnson include National Institutes of Health & Georgetown University Medical Center.
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Comparative analysis of algorithms for identifying amplifications and deletions in array CGH data
TL;DR: 11 different algorithms for analyzing array CGH data are compared, based on diverse techniques such as mixture models, Hidden Markov Models, maximum likelihood, regression, wavelets and genetic algorithms, to reveal general characteristics that are helpful to the biological investigator.
Journal ArticleDOI
Perioperative patient outcomes in the African Surgical Outcomes Study: a 7-day prospective observational cohort study
Bruce M Biccard,Thandinkosi E. Madiba,Hyla-Louise Kluyts,Dolly M. Munlemvo,Farai D Madzimbamuto,Apollo Basenero,Christina S Gordon,Coulibaly Youssouf,Sylvia R Rakotoarison,Veekash Gobin,Ahmadou Lamin Samateh,Chaibou M Sani,Akinyinka O. Omigbodun,S D Amanor-Boadu,Janat T Tumukunde,Tonya M. Esterhuizen,Yannick Le Manach,Patrice Forget,Abdulaziz M Elkhogia,Ryad M Mehyaoui,Eugene Zoumeno,Gabriel Ndayisaba,Henry Ndasi,Andrew K N Ndonga,ZW Ngumi,Ushmah P Patel,Daniel Zemenfes Ashebir,Akwasi A K Antwi-Kusi,Bernard Mbwele,Hamza Doles Sama,Mahmoud Elfiky,Maher Fawzy,Rupert M Pearse,Hippolyte Abadagan,Noura Abbas,A Ibrahim Abdelatif,Traoré Abdoulaye,A Abd-rouf,A Abduljalil,A Abdulrahman,S Abdurazig,A Abokris,W Abozaid,Soa Abugassa,F Abuhdema,SA Abujanah,R Abusamra,A Abushnaf,SA Abusnina,TS Abuzalout,HM Ackermann,YB Adamu,A Addanfour,DM Adeleke,Adigun Ta,Adewale O. Adisa,Sèhivè Valéry Adjignon,N.A. Adu-Aryee,Bosede B Afolabi,Afx Agaba,Pka Agaba,K Aghadi,H Agilla,Bahar Ahmed,El-Z Ahmed,Al-J Ahmed,Muhammed Ahmed,Rene Ahossi,SA Aji,S Akanyun,I Akhideno,M Akhter,Oluranti A. Akinyemi,M Akkari,Joseph Akodjenou,AL Al Samateh,ES al Shams,Olubusola Alagbe-Briggs,EA Alakkari,RB Alalem,M Alashhab,Olusegun I. Alatise,A Alatresh,Msi Alayeb Alayeb,BA Albakosh,F Albert,Anjd Alberts,AD Aldarrat,A Alfari,A Alfetore,M Algbali,A Algddar,HA Algedar,IA Alghafoud,A Alghazali,M Alhajj,A Alhendery Alhendery,Ffh Alhoty,Ashraf Ali,YA Ali,Beye Seïdina Alioune,MA Alkassem,MA Alkchr,TS Alkesa,A Alkilani,F Alkobty Alkobty,Thomas Allaye,Sbm Alleesaib,A Alli,K. Allopi,Nikki Allorto,A Almajbery,R Almesmary,Sha Almisslati,F Almoraid,H Alobeidi,MA Alomami,Christella S Alphonsus,OA Alqawi,AA Alraheem,SA Alsabri,A Alsayed,B Alsellabi,M Al-Serksi,Msa Alshareef,AA Altagazi,JS Aluvale,HW Alwahedi,EA Alzahra,MA Alzarouk,K Al-Zubaidy,M Amadou,Maiga Amadou,Al-A Amer,BT Amisi,MA Amuthenu,Twa Anabah,Felix Anani,Pgr Anderson,Agb Andriamampionona,L Andrianina,A Anele,R Angelin,N Anjar,O Antùnez,Akwasi Antwi-Kusi,Ljc Anyanwu,AA Aribi,Olukayode Arowolo,O Arrey,SB Assefa,Guy Assoum,V Athanse,JS Athombo,Mamuda Atiku,E Atito-Narh,Anatole Atomabe,Attia O. Attia,M Aungraheeta,Dma Aurélia,Omobolaji O. Ayandipo,Aet Ayebale,Hmz Azzaidey,NB Babajee,HB Badi,EK Badianga,RB Baghni,MT Bahta,M Bai,Y Baitchu,AM Baloyi,KA Bamuza,MI Bamuza,L Bangure,OB Bankole,ML Barongo,MM Barow,L Bashiya,CH Basson,Sudha Bechan,S Belhaj,MM Ben Mansour,D Benali,Asb Benamour,A Berhe,JD Bertie,Jja Bester,M Bester,JD Bezuidenhout,K. Bhagwan,Bhagwandass,Kap Bhat,Mmzu Bhuiyan,F Bigirimana,CJ Bikuelo,BE Bilby,SS Bingidimi,KE Bischof,D. G. Bishop,C Bitta,Mustapha Bittaye,Thuli Biyase,CA Blake,E Blignaut,F Blignaut,BN Bn Tanjong,A Bogoslovskiy,PM Boloko,Skb Boodhun,I Bori,F Boufas,M Brand,Nicholas T Brouckaert,JD Bruwer,I. Buccimazza,IM Bula Bula,Fred Bulamba,BC Businge,YB Bwambale,Src Cacala,MA Cadersa,C. Cairns,F Carlos,ME Casey,AC Castro,ND Chabayanzara,Chaibou,Tno Chaibva,NK Chakafa,C Chalo,C Changfoot,MC Chari,L Chelbi,JT Chibanda,HN Chifamba,N Chikh,Edson Chikumba,P Chimberengwa,J Chirengwa,FM Chitungo,MC Chiwanga,MM Chokoe,T Chokwe,B Chrirangi,M Christian,B Church,JC Cisekedi,Joe-Nat Clegg-Lamptey,E Cloete,Megan Coltman,W. Conradie,N Constance,Youssouf Coulibaly,L Cronje,MA Da Silva,H Daddy,L Dahim,D Daliri,Dambaki,A Dasrath,JG Davids,G Davies,JT De Lange,JB de Wet,B Dedekind,MA Degaulle,V Dehal,PD Deka,S Delinikaytis,Ibironke Desalu,Hubert Dewanou,MB Moussa Deye,C Dhege,Bsg Diale,DF Dibwe,Bjs Diedericks,Johannes Marthinus Dippenaar,L Dippenaar,MP Diyoyo,Edith Djessouho,Sabelo Dlamini,A Dodiyi-Manuel,BA Dokolwana,DP Domoyyeri,Leanne W Drummond,DE du Plessis,WM du Plessis,LJ du Preez,K Dube,NZ Dube,KD Dullab,R Duvenhage,Richard Echem,SA Edaigbini,AK Egote,A Ehouni,G Ekwen,NC Ekwunife,M El Hensheri,IE Elfaghi,MA Elfagieh,S Elfallah,S Elgelany,AM Elghallal,MG Elghandouri,ZS Elghazal,AM Elghobashy,FT Elharati,RM Elkhwildi,S Ellis,L Elmadani,HB Elmadany,H Elmehdawi,A Elmgadmi,H Eloi,D Elrafifi,G Elsaadi,RB Elsaity,A Elshikhy,M Eltaguri,A Elwerfelli,IE Elyasir,AZ Elzoway,AM Elzufri,EO Enendu,Basil Enicker,EO Enwerem,R Esayas,M Eshtiwi,AA Eshwehdi,JL Esterhuizen,EB Etuk,O Eurayet,OR Eyelade,RF Fanjandrainy,Lionelle Fanou,Z Farina,Maher Fawzy,A Feituri,Nicole L. Fernandes,LM Ford,T François,T Freeman,Ybm Freeman,VM Gacii,B Gadi,M Gagara,A Gakenia,PD Gallou,Ggn Gama,MG Gamal,YG Gandy,A Ganesh,Diallo Gangaly,M Garcia,AP Gatheru,Ssd Gaya,Oswald Gbéhadé,G Gerbel,A Ghnain,R Gigabhoy,DG Giles,GT Girmaye,S Gitau,B Githae,Said Gitta,Riaz Goga,Aag Gomati,Marcos González,J Gopall,Christina Salmina Gordon,O Gorelyk,M Gova,K Govender,P Govender,S. Govender,V Govindasamy,Jtk Green-Harris,MB Greenwood,SV Grey-Johnson,Mariette Grobbelaar,MA Groenewald,KK Grünewald,Ambroise Guegni,M Guenane,Serigne Magueye Gueye,Marius Guezo,T Gunguwo,MG Gweder,M Gwila,L Habimana,Rodrigue Hadecon,E Hadia,L Hamadi,M Hammouda,MI Hampton,R Hanta,Timothy Craig Hardcastle,JA Hariniaina,S Hariparsad,AH Harissou,R Harrichandparsad,Sha Hasan,HB Hashmi,MP Hayes,A Hdud,SH Hebli,Hmsn Heerah,S Hersi,AH Hery,Adam Hewitt-Smith,TC Hlako,Sch Hodges,Richard Eric Hodgson,M Hokoma,H Holder,EB Holford,E Horugavye,C Houston,M Hove,D Hugo,CM Human,H Hurri,O Huwidi,AI Ibrahim,Traoré Ibrahim,Olusola Idowu,IE Igaga,John Igenge,O Ihezie,K Ikandi,Iar Ike,Jjn Ikuku,MN Ilbarasi,Ibb Ilunga,Jpm Ilunga,Nav Imbangu,Z Imessaoudene,DH Imposo,AM Iraya,M Isaacs,M Isiguzo,A Issoufou,P Izquirdo,A Jaber,UV Jaganath,CS Jallow,S Jamabo,ZS Jamal,L Janneh,MJ Jannetjies,I Jasim,Megan Aj Jaworska,S Jay Narain,K Jermi,R Jimoh,S. Jithoo,Mark D. Johnson,S Joomye,RM Judicael,M Judicaël,A Juwid,LP Jwambi,R Kabango,JK Kabangu,DK Kabatoro,AN Kabongo,K. Kabongo,LT Kabongo,Kabongo,N Kady,S Kafu,M Kaggya,Bnk Kaholongo,Pck Kairuki,SI Kakololo,K Kakudji,Amina Kalisa,R Kalisa,Kalufwelu,S Kalume,RJ Kamanda,MK Kangili,H Kanoun,Kapesa,P Kapp,JK Karanja,M Karar,K Kariuki,K Kaseke,Pnk Kashuupulwa,Kjp Kasongo,SK Kassa,GK Kateregga,Mis Kathrada,PM Katompwa,L Katsukunya,Kam Kavuma,Khalfallah,A Khamajeet,SB Khetrish,Kibandwa,W Kibochi,Adolphe Kilembe,Andrew Kintu,B Kipng'etich,B Kiprop,Vmk Kissoon,Theroshnie Kisten,JK Kiwanuka,Mek Knox,AK Koledale,VL Koller,MA Kolotsi,M Kongolo,ND Konwuoh,WJ Koperski,Myk Koraz,AA Kornilov,M Zach Koto,Samantha Kransingh,D Krick,S Kruger,C Kruse,W. Kuhn,WP Kuhn,AM Kukembila,KL Kule,Manish Kumar,Belinda Senta Kusel,VK Kusweje,KJ Kuteesa,YY Kutor,MA Labib,M Laksari,F Lanos,Taiwo A. Lawal,C Lee,RM Lekoloane,SN Lelo,B Lerutla,MT Lerutla,AI Levin,TB Likongo,ML Limbajee,DM Linyama,C Lionnet,MM Liwani,Emil Loots,A Garrido Lopez,Clc Lubamba,KF Lumbala,Ajm Lumbamba,John Lumona,RF Lushima,L Luthuli,HL Luweesi,Tsk Lyimo,HM Maakamedi,BM Mabaso,M Mabina,ME Maboya,Isaac Macharia,AM Macheka,AZ Machowski,Asm Madsen,Farai D. Madzimbamuto,LJ Madzivhe,SC Mafafo,M Maghrabi,Diango Djibo Mahamane,A. Maharaj,AD Maharaj,Mahmud,M Mahoko,NA Mahomedy,Mahomva O,TM Mahureva,RK Maila,DM Maimane,M Maimbo,Solomon Maina,Dela A Maiwald,Maiyalagan,N Majola,N Makgofa,V Makhanya,WP Makhaye,NM Makhlouf,S Makhoba,EK Makopa,O Makori,Alex Makupe,MA Makwela,ME Malefo,SM Malongwe,DM Maluleke,Maluleke,K Touré Mamadou,MP Mamaleka,Y Mampangula,RM Mamy,Mnr Mananjara,Mtm Mandarry,DM Mangoo,C Manirimbere,A Manneh,A Mansour,I Mansour,M Manvinder,DV Manyere,VT Manzini,JK Manzombi,PM Mapanda,Leonard C Marais,O Maranga,Jpb Maritz,FK Mariwa,RS Masela,MM Mashamba,Doreen M Mashava,MV Mashile,E Mashoko,OR Masia,JN Masipa,Atm Masiyambiri,MW Matenchi,W Mathangani,RC Mathe,Christopher Y Matola,PM Matondo,R Matos-Puig,Ffh Matoug,JT Matubatuba,HP Mavesere,R Mavhungu,S Maweni,Cjm Mawire,T Mawisa,S Mayeza,R Mbadi,M Mbayabu,N Mbewe,WD Mbombo,T Mbuyi,Wms Mbuyi,MW Mbuyisa,RM Mehyaoui,ID Menkiti,Lvm Mesarieki,A Metali,Serge Mewanou,L Mgonja,N. Mgoqo,S Mhatu,TM Mhlari,S Miima,IM Milod,P Minani,F Mitema,A Mlotshwa,JE Mmasi,T Mniki,B.O. Mofikoya,JO Mogale,A. Mohamed,Sarajul Fikri Mohamed,TS Mohamed,Azmi Mohamed,P Mohamed,I Mohammed,Fam Mohammed,Mohammed A Mohammed,NM Mohammed,MP Mohlala,R Mokretar,FM Molokoane,KN Mongwe,L Montenegro,OD Montwedi,QK Moodie,M Moopanar,M Morapedi,TG Morulana,VL Moses,P Mossy,H Mostafa,SR Motilall,SP Motloutsi,Kanté Moussa,M Moutari,OM Moyo,PE Mphephu,Busi Mrara,C Msadabwe,VM Mtongwe,FK Mubeya,K Muchiri,Jnk Mugambi,Gim Muguti,AB Muhammad,Innocent Mukama,MM Mukenga,Fidele K. Mukinda,PM Mukuna,Arw Mungherera,TW Munyaradzi,AA Munyika,JM Muriithi,MP Muroonga,R. Murray,VK Mushangwe,M Mushaninga,Vem Musiba,JM Musowoya,S Mutahi,Mgh Mutasiigwa,G Mutizira,A Muturi,T Muzenda,KR Mvwala,NM Mvwama,A Mwale,CN Mwaluka,JD Mwamba,Ham Mwanga,CM Mwangi,S Mwansa,V Mwenda,IM Mwepu,TM Mwiti,SZ Mzezewa,L Nabela,Mtn Nabukenya,SM Nabulindo,Kiyuri Naicker,D Naidoo,L. Naidoo,LC Naidoo,Noel Naidoo,R Naidoo,Rubeshan Naidoo,S Naidoo,TD Naidoo,TK Naidu,NZ Najat,Y Najm,F Nakandungile,P Nakangombe,CN Namata,ES Namegabe,A Nansook,NP Nansubuga,C Nantulu,Rodrigue Nascimento,GT Naude,H Nchimunya,MA Ndaie,Pisirai Ndarukwa,D Ndegwa,R Ndikumana,Andrew Kn Ndonga,C Ndung'u,MC Neil,Nel,EV Neluheni,DS Nesengani,NT Nesengani,LE Netshimboni,AM Ngalala,BM Ngari,Nbm Ngari,E Ngatia,GK Ngcobo,TS Ngcobo,D Ngorora,D Ngouane,K Ngugi,Zipporah Ww Ngumi,Z Nibe,E Ninise,JC Niyondiko,PW Njenga,Mary Njenga,M Njoroge,S Njoroge,W Njuguna,PN Njuki,T Nkesha,TN Nkuebe,NP Nkuliyingoma,M Nkunjana,Ernest Nkwabi,RN Nkwine,Chimaobi Nnaji,I Notoane,Shaaban Nsalamba,LM Ntlhe,C Ntoto,B Ntueba,MT Nyassi,Z Nyatela-Akinrinmade,HO Nyawanda,NN Nyokabi,VN Nziene,S Obadiah,Ojp Ochieng,PK Odia,Oeo Oduor,Elizabeth Ogboli-Nwasor,Swo Ogendo,Olayinka Ogunbode,Temidayo O. Ogundiran,Omondi Ogutu,Rufus Wale Ojewola,M Ojujo,DO Ojuka,OS Okelo,S Okiya,N Okonu,PR Olang,S Omoding,Jones Omoshoro-Jones,R Onyango,A Onyegbule,O Orjiako,MO Osazuwa,Kpatinvo Oscar,B B Osinaike,Adedapo Olumide Osinowo,OM Othin,Ffh Otman,J Otokwala,F Ouanes,Ongoïba Oumar,AO Ousseini,S Padayachee,SM Pahlana,J Pansegrouw,Fathima Paruk,Matthew Patel,Ushmaben Patel,AP Patience,JD Pembe,GN Pengemale,N Perez,MF Aguilera Perez,A Mallier Peter,M Phaff,RM Pheeha,BH Pienaar,V Pillay,KA Pilusa,MP Pochana,O Polishchuk,Owen S Porrill,EF Post,A Prosper,M Pupyshev,A Rabemazava,Rabiou,L Rademan,M Rademeyer,Rar Raherison,FR Rajah,Msr Rajcoomar,Z Rakhda,Ahr Rakotoarijaona,Ahn Rakotoarisoa,RR Rakotoarison,L Ramadan,Mlr Ramananasoa,M Rambau,Tpr Ramchurn,HE Ramilson,Rajesh J Ramjee,H Ramnarain,Rafael Ramos,TJ Rampai,SR Ramphal,T. Ramsamy,R Ramuntshi,R Randolph,Dma Randriambololona,Wap Ras,Raf Rasolondraibe,Jdlc Rasolonjatovo,RM Rautenbach,S Ray,Sarah R Rayne,Far Razanakoto,SR Reddy,A.R. Reed,JR Rian,FR Rija,B Rink,AT Robelie,Cristine A. Roberts,Agl Rocher,S Rocher,Reitze N. Rodseth,I Rois,W Rois,S Rokhsi,J Roos,Nicolette F. Rorke,H Roura,FJ Rousseau,N Rousseau,L Royas,D. Roytowski,Devan Rungan,Ssr Rwehumbiza,BB Ryabchiy,V Ryndine,CR Saaiman,HK Sabwa,S Sadat,SS Saed,E Salaheddin,H Salaou,Mahmoud M. Saleh,HM Salisu-Kabara,W Sam-Awortwi,Nehemiah Samuel,DK Sanduku,LN Sanyang,HN Sarah,A Sarkin-Pawa,R Sathiram,T Saurombe,H. Schutte,MP Sebei,Sedekounou,MP Segooa,EM Semenya,BO Semo,Cornelius Sendagire,SA Senoga,FS Senusi,T. Serdyn,Seshibe,GB Shah,R Shamamba,CS Shambare,TN Shangase,SH Shanin,IE Shefren,AA Sheshe,OB Shittu,AS Shkirban,Tunde Talib Sholadoye,A Shubba,N Sigcu,SE Sihope,DS Sikazwe,BS Sikombe,K Simaga Abdoul,Wag Simo,K Singata,Avikar Singh,Shailendra Singh,Usha Singh,V Sinoamadi,N Sipuka,Nlm Sithole,S Sitima,D.L. Skinner,GC Skinner,Oliver Smith,Cag Smits,Msi Sofia,Gaoussou Sogoba,A Sohoub,SS Sookun,O Sosinska,Rosalie Souhe,G Souley,Thiam Souleymane,JM Spicer,Sandra Spijkerman,H Steinhaus,A Steyn,G Steyn,HC Steyn,Heidi L Stoltenkamp,S Stroyer,A Swaleh,E Swayeb,AJ Szpytko,NA Taiwo,A Tarhuni,D Tarloff,Blaise Tchaou,Charles Tchegnonsi,M Tchoupa,MO Teeka,B Thakoor,MM Theunissen,BP Thomas,Martin Thomas,A. Thotharam,O Tobiko,Alexandra Torborg,SM Tshisekedi,SK Tshisola,R Tshitangano,F Tshivhula,HT Tshuma,Janat Tumukunde,M Tun,IA Udo,DI Uhuebor,KU Umeh,AO Usenbo,JdD Uwiteyimbabazi,DJ Van der Merwe,FH van der Merwe,JE van der Walt,Dominique van Dyk,JG Van Dyk,Jjs van Niekerk,S van Wyk,HA van Zyl,B Veerasamy,PJ Venter,AJ Vermeulen,R Villarreal,J Visser,L Visser,M Voigt,Richard P von Rahden,A Wafa,A Wafula,PK Wambugu,P Waryoba,EN Waweru,M Weideman,Robert Wise,EE Wynne,AI Yahya,AA Yahya,R Yahya,Y Yakubu,JJ Yanga,YM Yangazov,O Yousef,G Yousef,AA Yunus,AS Yusuf,AZ Zeiton,HZ Zentuti,Henry Zepharine,AB Zerihun,S Zhou,A Zidan,Sanogo Zimogo Zié,CZ Zinyemba,A Zo,Lidwine Zomahoun,NZ Zoobei,Eugène Zoumenou,NZ Zubia +1062 more
TL;DR: Despite a low-risk profile and few postoperative complications, patients in Africa were twice as likely to die after surgery when compared with the global average for postoperative deaths, and Initiatives to increase access to surgical treatments in Africa should be coupled with improved surveillance for deteriorating physiology in patients who develop postoperative complication.
Journal ArticleDOI
Inhibition of angiogenesis by tissue inhibitor of metalloproteinase.
Mark D. Johnson,Hyeong-Reh Choi Kim,Louis Chesler,Gladys Tsao‐Wu,Peter J. Polverini,Noel P. Bouck +5 more
TL;DR: Using an in vivo angiogenesis assay, the endothelial cell response to known angiogenic factors, basic fibroblast growth factor and adipocyte conditioned medium, was blocked by an inhibitor of matrix metalloproteinase activity, TIMP‐1.
Journal ArticleDOI
Toxicogenomics-Based Discrimination of Toxic Mechanism in HepG2 Human Hepatoma Cells
Michael E. Burczynski,Michael K. McMillian,Joseph Ciervo,Li Li,James B. Parker,Robert T. Dunn,Sam Hicken,Spencer Farr,Mark D. Johnson +8 more
TL;DR: The present studies demonstrate a general application of toxicogenomics that distinguishes two mechanistically unrelated classes of toxicants (cytotoxic anti-inflammatory drugs and DNA-damaging agents) based solely upon a cluster-type analysis of genes differentially induced or repressed in cultured cells during exposure to these compounds.
Journal ArticleDOI
Improved diagnosis of Becker muscular dystrophy by dystrophin testing.
TL;DR: Dystrophin analysis is required for accurately distinguishing between Becker dystrophy and clinically similar autosomal recessive myopathies, and the correlation of both the biochemical and clinical data suggests that Duchenne/Becker Dystrophy can be divided into 4 clinically useful categories.