Profile

VIGNESH RAMACHANDRAN

SENIOR LECTURER (NON-CLINICAL)
LABORATORY BASED DEPT
UNIVERSITI KUALA LUMPUR ROYAL COLLEGE OF MEDICINE PERAK

vignesh@unikl.edu.my

48 publications, 105 citations
Researcher Identities
ORCID ID : 
ResearchGate : 
SCOPUS ID : 
Expert Area(s)
Division Category Group Area
MEDICAL AND HEALTH SCIENCES MEDICAL AND HEALTH SCIENCES Immunology Cellular Immunology
Humoral Immunology
Immunochemistry
Immunogenetics
Immunomodulation
Medical Microbiology Bacteriology
Medical Microbiology Mycology
Medical Microbiology Parasitology
Medical Microbiology Virology
Publication(s)
  Title Cited By Year

Mechanistic Insights on Immune Senescence, Exhaustion and Immune Activation in HIV-Tuberculosis Co-Infection

Esaki Muthu Shankar, Alireza Saeidi, Ramachandran Vignesh, Vijayakumar Velu, Marie Larsson
Handbook of Immunosenescence: Basic Understanding and Clinical Applications

Sep 2016

Isospora belli, Strongyloides stercoralis & hookworm multiple-infection in a person with HIV infection & normal CD4+ T-lymphocyte count

Ramachandran Vignesh, Esaki Muthu Shankar, Pachamuthu Balakrishnan, Murugavel Kailapuri, N Kumarasamy
The Indian Journal of Medical Research

2 May 2008

Risk factors and frequency of tuberculosis¿associated immune reconstitution inflammatory syndrome among HIV/tuberculosis co¿infected patients in South...

Ramachandran Vignesh, Chinnambedu Ravichandran Swathirajan, Suniti Solomon, Esaki Muthu Shankar, Murugavel Kailapuri
Indian Journal of Medical Microbiology

Jun 2017

TB-IRIS After Initiation of Antiretroviral Therapy Is Associated With Expansion of Preexistent Th1 Responses Against Mycobacterium tuberculosis Antige...

Ramachandran Vignesh, N Kumarasamy, Andrew Lim, Suniti Solomon, Martyn Andrew French
JAIDS Journal of Acquired Immune Deficiency Syndromes

14 Jun 2013

Ertapenem for multiple ¿-lactamases producing Gram-negative bacteria causing urinary tract infections in HIV patients

MarimuthuRagavan Ramesh Kumar, Arunagirinathan Narasingam, Ramachandran Vignesh, Pachamuthu Balakrishnan, SolomonS Sunil
Journal of research in medical sciences

Jan 2017

Performance of urinalysis tests in screening for significant bacteriuria among human immunodeficiency virus-infected subjects in South India

Ramachandran Vignesh, ChinnambeduR Swathirajan, SunilS Solomon, Suniti Solomon, Pachamuthu Balakrishnan
Journal of research in medical sciences

Jan 2017

Trimethoprim sulfamethoxazole drug resistance with co resistance to extended spectrum ¿-lactam antibiotics among bacterial isolates from HIV patients

Marimuthu Ragavan Rameshkumar, Nallusamy Vijaykanth, Ramachandran Vignesh, Pachamuthu Balakrishnan, Arunagirinathan Narasingam
BMC Infectious Diseases

1 Jan 2014

Value of single acid-fast bacilli sputum smears in the diagnosis of tuberculosis in HIV-positive subjects

Ramachandran Vignesh, Pachamuthu Balakrishnan, Esaki Muthu Shankar, Murugavel Kailapuri, N Kumarasamy
Journal of Medical Microbiology

12 Jan 2008

Chronic hepatitis C virus infection triggers spontaneous differential expression of biosignatures associated with T-cell exhaustion and apoptosis sign...

Barathan Muttiah, Gopal Kaliappan, Rosmawati Mohamed, Rada Ellegård, Esaki Muthu Shankar
Apoptosis

12 Feb 2015

Does CD4+ CD25+ foxp3+ cell (Treg) and IL-10 profile determine susceptibility to immune reconstitution inflammatory syndrome (IRIS) in HIV disease

Esaki Muthu Shankar, Ramachandran Vignesh, Vijayakumar Velu, Murugavel Kailapuri, N Kumarasamy
Journal of Inflammation

18 Feb 2008

Epidemiological studies on pulmonary pathogens in HIV-positive and -negative subjects with or without community-acquired pneumonia with special emphas...

Esaki Muthu Shankar, N Kumarasamy, Ramachandran Vignesh, Pachamuthu Balakrishnan, Usha Anand Rao
Japanese journal of infectious diseases

11 Dec 2007

High isolation rate of Staphylococcus aureus from surgical site infections in an Indian hospital

Hayath Kownhar, Esaki Muthu Shankar, Ramachandran Vignesh, Ramalingam Sekar, Usha Anand Rao
Journal of Antimicrobial Chemotherapy

26 Apr 2008

Occurrence of enteric parasitic infections among HIV-infected individuals and its relation to CD4 T-cell counts with a special emphasis on coccidian parasites at a tertiary care centre in South India

Swathirajan, Chinnambedu R., Vignesh, Ramachandran, Pradeep, Ambrose, Solomon, Sunil S., Solomon, Suniti, Balakrishnan, Pachamuthu
Indian Journal of Medical Microbiology

2017

Could elevated IgE levels among school children despite non-infestation with geohelminths attributed to the haze in Malaysia?

Vignesh Ramachandran
The Malaysian Journal of Pathology

2016

Dissemination of Trimethoprim-Sulfamethoxazole Drug Resistance Genes Associated with Class 1 and Class 2 Integrons Among Gram-Negative Bacteria from HIV Patients in South India

Ramesh Kumar, Marimuthu Ragavan, Arunagirinathan, Narasingam, Srivani, Seetharaman, Dhanasezhian, Aridoss, Vijaykanth, Nallusamy, Manikandan, Natesan, Balakrishnan, Sethuramalingam, Vignesh, Ramachandran, Balakrishnan, Pachamuthu, Solomon, Suniti
Microbial Drug Resistance (Larchmont, N.Y.)

2016

Plasma cytokine and chemokine levels and their impact on HIV disease non-progression among HIV-1 subtype-C long-term non-progressors from South India

Ravichandran, S. Chinnambedu, Ramachandran, V., Pachamuthu, B., Hussain, S. I. Syed, Mohandas, S., Waldrop, G., Solomon, S. S., Solomon, S., Gangadharan, M. Kailapuri
International Journal of Infectious Diseases

2016

Chromogenic agar medium for rapid detection of extended-spectrum ¿-lactamases and Klebsiella pneumoniae carbapenemases producing bacteria from human immunodeficiency virus patients

Rameshkumar, M.R., Vignesh, R., Swathirajan, C.R., Balakrishnan, P., Arunagirinathan, N.
Journal of Research in Medical Sciences

2015

Chronic hepatitis C virus infection triggers spontaneous differential expression of biosignatures associated with T cell exhaustion and apoptosis signaling in peripheral blood mononucleocytes

Barathan, M., Gopal, K., Mohamed, R., Ellegård, R., Saeidi, A., Vadivelu, J., Ansari, A.W., Rothan, H.A., Ram, M.R., Zandi, K.
Apoptosis

17 2015

HIV-Mycobacterium tuberculosis co-infection: A 'danger-couple model' of disease pathogenesis

Shankar, E.M., Vignesh, R., Ellegård, R., Barathan, M., Chong, Y.K., Bador, M.K., Rukumani, D.V., Sabet, N.S., Kamarulzaman, A., Velu, V.
Pathogens and Disease

14 2014

Trimethoprim sulfamethoxazole drug resistance with co resistance to extended spectrum $\beta$-lactam antibiotics among bacterial isolates from HIV patients

Rameshkumar, Marimuthu R, Vijaykanth, Nallusamy, Vignesh, Ramachandran, Balakrishnan, Pachamuthu, Solomon, Suniti, Arunagirinathan, Narasingam
BMC Infectious Diseases

2014

A rapid and low-cost microscopic observation drug susceptibility assay for detecting TB and MDR-TB among individuals infected by HIV in South India

Solomon, S, Balakrishnan, P, Vignesh, R, Waldrop, G, Solomon, SS, Murugavel, KG, Kumarasamy, N, Yephthomi, T, Poongulali, S, Swathirajan, CR
Indian J Med Microbiol

1 2013

Clinical outcomes among HIV/tuberculosis-coinfected patients developing immune reconstitution inflammatory syndrome after HAART initiation in South India

Kumarasamy, N, Venkatesh, Kartik K, Vignesh, R, Devaleenal, B, Poongulali, S, Yepthomi, Tokuga, Flanigan, Timothy P, Benson, Constance, Mayer, Kenneth H
Journal of the International Association of Providers of AIDS Care (JIAPAC)

2013

Could concentrating single sputum improve the performance of smear microscopy in detecting TB among HIV patients?

Vignesh, Ramachandran, Swathirajan, Chinnambedu R, Solomon, Suniti, Waldrop, Greer, Solomon, Sunil S, Ezhilarasi, Chandrasekaran, Balakrishnan, Pachamuthu
Journal of Infection

2013

Iodine-glycerol as an alternative to lactophenol cotton blue for identification of fungal elements in clinical laboratory

Vignesh, R., Swathirajan, C.R., Solomon, S., Shankar, E.M., Murugavel, K.G., Paul, I., Waldrop, G., Solomon, S.S., Balakrishnan, P.
Indian Journal of Medical Microbiology

1 2013

TB-IRIS after initiation of antiretroviral therapy is associated with expansion of preexistent th1 responses against mycobacterium tuberculosis antigens

Vignesh, R., Kumarasamy, N., Lim, A., Solomon, S., Murugavel, K.G., Balakrishnan, P., Solomon, S.S., Mayer, K.H., Swathirajan, C.R., Chandrasekaran, E.
Journal of Acquired Immune Deficiency Syndromes

13 2013

Induction and maintenance of HIV-1-specific immune responses in exposed seronegative (ESN) women of serodiscordant couples from southern India

Solomon, S, Murugavel, KG, Vignesh, R, Bella, D, Shoba, R, Poongulali, S, Kumarasamy, N, Landay, A, Solomon, SS, Swathirajan, CR
Journal of the International Aids Society

2012

Recent advances targeting innate immunity-mediated therapies against HIV-1 infection

Shankar, Esaki Muthu, Velu, Vijayakumar, Vignesh, Ramachandran, Vijayaraghavalu, Sivakumar, Rukumani, Devi Velayuthan, Sabet, Negar Shafiei
Microbiology and immunology

7 2012

Current views on the pathophysiology of GB Virus C coinfection with HIV-1 infection

Shankar, Esaki Muthu, Balakrishnan, Pachamuthu, Vignesh, Ramachandran, Velu, Vijayakumar, Jayakumar, Palanisamy, Solomon, Suniti
Current infectious disease reports

2011

Can iron depletion inside macrophages serve to prolong HIV disease progression?

Shankar, Esaki Muthu, Vignesh, Ramachandran, Velu, Vijayakumar, Ponmalar, Esakimuthu, Murugavel, Kailapuri G, Sundaram, Muthu, Balakrishnan, Pachamuthu, Solomon, Suniti
Bioscience Hypotheses

2009

Cold agglutinins in HIV-seropositive participants and diagnosis of respiratory disease due to Mycoplasma pneumoniae

Shankar, Esaki Muthu, Vignesh, Ramachandran, Balakrishnan, Pachamuthu, Velu, Vijayakumar, Ponmalar, Esakimuthu, Murugavel, Kailapuri G, Saravanan, Shanmugam, Nandagopal, Panneerselvam, Hayath, Kownhar, Solomon, Suniti
Journal of the International Association of Physicians in AIDS Care (JIAPAC)

2009

Common protozoans as an uncommon cause of respiratory ailments in HIV-associated immunodeficiency

Shankar, Esaki Muthu, Vignesh, Ramachandran, Murugavel, Kailapuri Gangatharan, Balakrishnan, Pachamuthu, Ponmalar, Esakimuthu, Rao, Usha Anand, Velu, Vijayakumar, Solomon, Suniti
FEMS Immunology \& Medical Microbiology

3 2009

Predominance of methicillin-resistant Staphylococcus aureus among HIV positive subjects with pyrexia of unknown origin in Chennai, Southern India

Vignesh, Ramachandran, Shankar, Esaki Muthu, Kumarasamy, Nagalingeswaran, Irene, Paulas, Murugavel, Kailapuri G, Mayer, Kenneth H, Solomon, Suniti, Balakrishnan, Pachamuthu
Journal of Infection

1 2009

Atypically distributed cutaneous lesions of Norwegian scabies in an HIV-positive man in South India: a case report

Vignesh, Ramachandran, Shankar, Esaki Muthu, Devaleenal, Bella, Pachamuthu, B, Thousen, Shieh Mark, Sekar, Ramalingam, others
J Med Case Rep

2008

Does CD4+CD25+foxp3+ cell (Treg) and IL-10 profile determine susceptibility to immune reconstitution inflammatory syndrome (IRIS) in HIV disease?

Shankar, E.M., Vignesh, R., Velu, V., Murugavel, K.G., Sekar, R., Balakrishnan, P., Lloyd, C.A.C., Saravanan, S., Solomon, S., Kumarasamy, N.
Journal of Inflammation

13 2008

GB virus infection: a silent anti-HIV panacea within?

Shankar, Esaki Muthu, Solomon, Sunil Suhas, Vignesh, Ramachandran, Murugavel, Kailapuri G, Sundaram, Muthu, Solomon, Suniti, Balakrishnan, Pachamuthu, Kumarasamy, Nagalingeswaran
Transactions of the Royal Society of Tropical Medicine and Hygiene

11 2008

High isolation rate of Staphylococcus aureus from surgical site infections in an Indian hospital [9]

Kownhar, H., Shankar, E.M., Vignesh, R., Sekar, R., Velu, V., Rao, U.A.
Journal of Antimicrobial Chemotherapy

10 2008

High rate of detection of high-level aminoglycoside-resistant enterococci from urinary tract specimens in South India

Sekar, Ramalingam, Mahalakshmi, Devarajan, Srivani, Ramesh, Shankar, Esaki Muthu, Vignesh, Ramachandran
International journal of antimicrobial agents

1 2008

Isospora belli, Strongyloides stercoralis & hookworm multiple-infection in a person with HIV infection and normal CD4+ T-lymphocyte count

Vignesh, R., Shankar, E.M., Balakrishnan, P., Murugavel, K.G., Paul, P.I., Sekar, R., Solomon, S., Kumarasamy, N.
Indian Journal of Medical Research

2 2008

Low recovery rates of high-level aminoglycoside-resistant enterococci could be attributable to restricted usage of aminoglycosides in Indian settings

Sekar, Ramalingam, Srivani, Ramesh, Vignesh, Ramachandran, Kownhar, Hayath, Shankar, Esaki Muthu
Journal of medical microbiology

2 2008

Urinary infections due to multi-drug-resistant Escherichia coli among persons with HIV disease at a tertiary AIDS care centre in South India

Vignesh, Ramachandran, Shankar, Esaki Muthu, Murugavel, Kailapuri G, Kumarasamy, Nagalingeswaran, Sekar, Ramalingam, Irene, Paulas, Solomon, Suniti, Balakrishnan, Pachamuthu
Nephron Clinical Practice

4 2008

Wet mounting using iodine-glycerol provides a semi-permanent preparation for microscopic observation of faecal parasites

Vignesh, R., Sekar, R., Shankar, E.M., Kumarasamy, N., Murugavel, K.G., Irene, P., Solomon, S., Balakrishnan, P.
Journal of Medical Microbiology

3 2008

Epidemiological studies on pulmonary pathogens in HIV-positive and -negative subjects with or without community-acquired pneumonia with special emphasis on Mycoplasma pneumoniae

Shankar, E.M., Kumarasamy, N., Vignesh, R., Balakrishnan, P., Solomon, S.S., Murugavel, K.G., Saravanan, S., Velu, V., Farooq, S.M., Hayath, K.
Japanese Journal of Infectious Diseases

9 2007

High rate of acquired resistance to tuberculosis among HIV-infected subjects of Chennai, South India

Vignesh, R, Balakrishnan, P, Shankar, EM, Murugavel, KG, Hanas, S, Cecelia, AJ, Thyagarajan, SP, Solomon, S, Kumarasamy, N, Mayer, KH
Journal of Infection

2007

Hydrothorax in association with Scopulariopsis brumptii in an AIDS patient in Chennai, India

Shankar, EM, Vignesh, R, Barton, RC, Balakrishnan, P, Murugavel, KG, Velu, V, Kownhar, H, Lloyd, CAC, Solomon, S, Rao, UA
Transactions of the Royal Society of Tropical Medicine and Hygiene

4 2007

Immune reconstitution inflammatory syndrome in association with HIV/AIDS and tuberculosis: Views over hidden possibilities

Shankar, Esaki Muthu, Vignesh, Ramachandran, Murugavel, Kailapuri G, Balakrishnan, Pachamuthu, Sekar, Ramalingam, Lloyd, Charmaine AC, Solomon, Suniti, Kumarasamy, Nagalingeswaran
AIDS research and therapy

2007

Short report: High proportion of isosporiasis among hiv-infected patients with diarrhea in Southern India

Vignesh, R., Balakrishnan, P., Shankar, E.M., Murugavel, K.G., Hanas, S., Cecelia, A.J., Thyagarajan, S.P., Solomon, S., Kumarasamy, N.
American Journal of Tropical Medicine and Hygiene

28 2007

Value of single acid-fast bacilli sputum smears in the diagnosis of tuberculosis in HIV-positive subjects [4]

Vignesh, R., Balakrishnan, P., Shankar, E.M., Murugavel, K.G., Hanas, S., Cecelia, A.J., Solomon, S., Kumarasamy, N.
Journal of Medical Microbiology

7 2007

CD8+ T cells of chronic HCV-infected patients express multiple negative immune checkpoints following stimulation with HCV peptides

Barathan, Muttiah, Mohamed, Rosmawati, Vadivelu, Jamuna, Chang, Li Yen, Vignesh, Ramachandran, Krishnan, Jayalakshmi, Sigamani, Panneer, Saeidi, Alireza, Ram, M. Ravishankar, Velu, Vijayakumar
Cellular Immunology

UniKL Researcher - VIGNESH RAMACHANDRAN