Dr Reji Varghese
Associate Professor (Chemistry)
  +91 (0)471 - 2778074
  reji@iisertvm.ac.in

2019

34. Self-Assembly of an Aptamer-Decorated, DNA−Protein Hybrid Nanogel: A Biocompatible Nanocarrier for Targeted Cancer Therapy

Hari Veera Prasad Thelu, Siriki Atchimnaidu, Devanathan Perumal, Kaloor S. Harikrishnan, Shajesh Vijayan, and Reji Varghese*                                        ACS Appl. Bio Mater. 2019, DOI: 10.1021/acsabm.9b00323

33. DNA-Decorated Helically Twisted Nanoribbon: A Scaffold for the Fabrication of One-Dimensional Chiral Plasmonic Nanostructures
Murali Golla, Shine K. Albert, Devanathan Perumal, Siriki Atchimnaidu, Nithiyanandan Krishnan and Reji Varghese*
Angew. Chem. Int. Ed., 2019, 58, 3865–3869

2018

32. Self-assembly of tetraphenylethylene based dendron into blue fluorescent nanoparticles with aggregation induced enhanced emission
Nithiyanandan Krishnan, Hanna Ameena M. A., Siriki Atchimnaidu, Devanathan Perumal, Murali Golla, Jithu Krishna and Reji Varghese*
J. Chem. Sci., 2018, (accepted) (invited article)

31. Aptamer Decorated DNAsome for Targeted Cancer Therapy
Murali Golla, Sai Praveen Thadi, Devanathan Perumal, Siriki Atchimnaidu,and Reji Varghese*
ChemNanoMat, 2018, DOI: 10.1002/cnma.201800297

30. Self-assembly of DNA-tetraphenylethylene amphiphile into DNA-grafted nanosheet as a support for the immobilization of gold nanoparticles: A recyclable catalyst with enhanced activity
Nithiyanandan Krishnan, Murali Golla, Hari Veera Prasad Thelu, Shine K. Albert, Siriki Atchimnaidu, Devanathan Perumal and Reji Varghese*
Nanoscale, 2018, DOI: 10.1039/C8NR03746A

29. Size controllable DNA nanogels from the self-assembly of DNA nanostructures through multivalent host–guest interactions
Hari Veera Prasad Thelu, Shine K. Albert, Murali Golla, Nithiyanandan Krishnan, Divya Ram, S. Murty Srinivasula and Reji Varghese*
Nanoscale, 2018, 10, 222–230

2017

28. DNA-Decorated Two-Dimensional Crystalline Nanosheets
Shine K. Albert, Irla Sivakumar, Murali Golla, Hari Veera Prasad Thelu, Nithiyanandan Krishnan, Joseph Libin K. L., Ashish, and Reji Varghese*
J. Am. Chem. Soc.2017, 139, 17799–17802

27. A pH-responsive DNAsome from the self-assembly of DNA-phenyleneethynylene hybrid amphiphile
Shine K. Albert, Hari Veera Prasad  Thelu, Murali Golla, Nithiyanandan Krishnan, Reji Varghese*
Chem. Eur. J. 2017,23, 8348–8352

26. Modular Synthesis of Supramolecular DNA Amphiphiles through Host-guest Interactions and their Self-assembly into DNA-decorated Nanovesicles
Shine K. Albert, Hari Veera Prasad  Thelu, Murali Golla, Nithiyanandan Krishnan, Reji Varghese*
Nanoscale 2017, 9, 5425-5432.

2016

25. DNA-Decorated Luminescent Vesicles as Drug Carriers
Hari Veera Prasad Thelu, Shine K. Albert, Murali Golla, Nithiyanandan Krishnan, Santosh Bhargav Yamijala, Sreeja V. Nair, S. Murty Srinivasula,* Reji Varghese*
ChemistrySelect 2016, 1, 5389 – 5396. (DOI: 10.1002/slct.201600897)

24. Synthesis and self-assembly of DNA–chromophore hybrid amphiphiles
Shine K. Albert, Murali Golla, Hari Veera Prasad Thelu, Nithiyanandan Krishnan, Perapaka Deepak and Reji Varghese*
Org. Biomol. Chem2016, 14, 6960. (DOI: 10.1039/c6ob00681g)

2015

23. DNA-Based Oligochromophores as Light-Harvesting Systems?
P. Ensslen, F. Brandl, S. Sezi, R. Varghese, R.-J. Kutta, B. Dick, H.-A. Wagenknecht*  
Chem. Eur. J. 2015, 21, 9349. 

2014

22. Self-Assembly of DNA–Oligo(p-phenylene-ethynylene) Hybrid Amphiphiles into Surface-Engineered Vesicles with Enhanced Emission
Shine K. Albert, Hari Veera Prasad Thelu, Murali Golla, Nithiyanandan Krishnan, Soma Chaudhary, and Reji Varghese*
Angew. Chem. Int. Ed. 2014, 53, 8352-8357. (DOI: 10.1002/anie.201403455)

2012

21. Conformational Control of Dual Emission by Pyrrolidinyl PNA-DNA Hybrids 
S. Sezi, R. Varghese, T. Vilaivan, H.-A.Wagenknecht*
ChemistryOpen2012, 1, 173.

20. Oligo(p-phenyleneethynylene)Derived Super -Gelators with TunableEmission and Self-assembled Polymorphic Structures
Anesh Gopal, Dr. Reji Varghese and Ayyappanpillai Ajayaghosh*
Chem. Asian J. 2012, 7, 1963. (DOI: 10.1002/asia.201290035)(coverpage)

2011

19. Site-specific synthesis and in situ immobilization of fluorescent silver nanoclusters on DNAnanoscaffolds by use of the Tollens reaction
S. Pal, R. Varghese, Z. Deng, Z. Zhao, A.Kumar, Y. Liu,* H. Yan*
Angew. Chem. Int. Ed. 2011, 50, 4176. (DOI: 10.1002/anie.201007529)

18. DNA directed artificial light harvesting antenna
P. K. Dutta, R. Varghese, J.Nangreave, S. Lin, H. Yan,* Y. Liu*
J. Am. Chem. Soc. 2011, 133, 11985-11993. (DOI: 10.1021/ja1115138)

2010

17. Non-covalent versus Covalent Control of Self-assembly and Chirality of Nile Red-modified Nucleoside and DNA
R. Varghese, H.-A. Wagenknecht*
Chem. Eur. J. 2010, 16, 9040 – 9046. (DOI: 10.1002/chem.201001136)

16. Red-White-Blue Emission Switching Molecular Beacons: Ratiometric Multicolour DNA Hybridization Probes
R. Varghese, H.-A. Wagenknecht*
Org. Biomol. Chem. 2010, 3, 526. (DOI: 10.1039/b918381g)

2009

15. White-Light-Emitting DNA (WED)
R. Varghese, H.-A. Wagenknecht*,
Chem. Eur. J. 2009, 15, 9307 (with cover page), (DOI: 10.1002/chem.200990142)

14. Synthesis and Optical Properties of Nile Red Modified 2?-Deoxyuridine and 7-Deaza-2?-deoxyadenosine: Highly Emissive Solvatochromic Nucleoside
R. Varghese, P. K. Gajula, T. K. Chakraborty, H.-A. Wagenknecht*
Synlett 2009, 3252. (DOI: 10.1055/s-0029-1218384)

13. DNA as a supramolecular framework for the helical arrangements of chromophores: towards photoactive DNA-based nanomaterials
R. Varghese, H.-A. Wagenknecht*
Chem. Commun. 2009, 19, 2615. (DOI: 10.1039/B821728A) (Feature Article)

2008

12. Helical Supramolecular Architectures of Self-Assembled Linear ?-Systems
V. K. Praveen, S.S. Babu, C. Vijayakumar, R. Varghese, A. Ajayaghosh*
Bull. Chem. Soc. Jpn. 2008, 81, 1196. (DOI: http://dx.doi.org/10.1246/bcsj.81.1196)

11. Solvent Induced Aggregation and Cation Controlled Self-assembly of Tripodal Squaraine Dyes: Optical, Chiroptical and Morphological Properties
P. Chithra, R. Varghese, K. P. Divya, A. Ajayaghosh*
Chem. Asian J. 2008, 3, 1365. (DOI: 10.1002/asia.200800133)

10. Controlled self-assembly of squaraines to 1D supramolecular architectures with high molar absorptivity
A. Ajayaghosh*, P. Chithra, R. Varghese, K. P. Divya
Chem. Commun. 2008, 969. (DOI: 10.1039/b718054c)

2006

9. Quadrupolar ?-Gels: Sol-Gel Tunable Red-Green-Blue (RGB) Emission in Donor-Acceptor Type Oligo(p-phenylenevinylene)s,
A. Ajayaghosh* V. K. Praveen, S. Srinivasan, R. Varghese
Adv. Mater. 2006, 19, 411. (DOI: 10.1002/adma.200601500)

8. Self-Assembly of Tripodal Squaraines: Cation Assisted Expression of Molecular Chirality and Spherical to Helical Morphology Change
A. Ajayaghosh*, P. Chithra, R. Varghese
Angew. Chem. Int. Ed. 2006, 45, 230. (DOI: 10.1002/anie.200603611)

7. Vesicles to Helical Nanotubes: An Unprecedented “Sergeant and Soldiers” Effect in the Selfassembly of Oligo(p-phenyleneethynylene)s
A. Ajayaghosh*, R. Varghese, S. Mahesh, V. K. Praveen
Angew. Chem. Int. Ed. 2006, 45, 7729. (DOI: 10.1002/anie.200603238)

6. Self-Assembled ?-Nanotapes as Donor Scaffolds for Selective and Thermally Gated Fluorescence Resonance Energy Transfer (FRET)
V. K. Praveen, S. J. George, R. Varghese, C. Vijayakumar, A. Ajayaghosh*
J. Am. Chem. Soc. 2006, 128, 7542. (DOI: 10.1021/ja0587594)

5. Self-Location of Acceptors as “Isolated” or “Stacked” Energy Traps in a Supramolecular Donor Self-Assembly:
A Strategy to Wavelength Tunable FRET Emission
A. Ajayaghosh*, C. Vijayakumar, V. K. Praveen, S. S. Babu, R. Varghese
J. Am. Chem. Soc. 2006, 128, 7174. (DOI: 10.1021/ja0621905)

4. Evolution of Nano- to Microsized Spherical Assemblies of a Short Oligo(p-phenyleneethynylene) into Superstructured Organogels
A. Ajayaghosh*, R. Varghese, V. K. Praveen, S. Mahesh
Angew. Chem. Int. Ed. 2006, 45, 3261. (DOI: 10.1002/anie.200600256)

3. Transcription and Amplification of Molecular Chirality to Oppositely Biased Supramolecular ?-Helices
A. Ajayaghosh*, R. Varghese, S. J. George, C. Vijayakumar
Angew. Chem. Int. Ed. 2006, 45, 1141. (VIP with cover picture; DOI: 10.1002/anie.201201268)

2. Cholesterol-Aided Supramolecular Control over Chromophore Packing: Twisted and Coiled Helices with Distinct Optical, Chiroptical and Morphological Properties
A. Ajayaghosh*, C. Vijayakumar, R. Varghese, S. J. George
Angew. Chem. Int. Ed. 2006, 45, 456. (VIP) (DOI: 10.1002/anie.200503258)

1. Anion Induced Modulation of Self-Assembly and Optical Properties in Urea Endcapped Oligo(p-phenylenevinylene)s
R. Varghese, S.J. George, A. Ajayaghosh*
Chem. Commun. 2005, 593. (DOI: 10.1039/B413909G)