Selected Graphics from Publications:
From IIT Roorkee
44. “Marigold Like Structure from Methionine Mediated Growth of Positively Charged Gold Nanorod”
Jitendra K. Sahu, Kalyan K. Sadhu*
ChemNanoMat 2024, 10, Just accepted. (link)
43. “Supracube Engineering of Cucurbit[8]uril Stabilized Silver Cube Building Blocks for Organized Host-Guest Chemistry”
Sancharika Dalal, Kalyan K. Sadhu*
Dyes Pigm. 2024, 224, 112019. (link)
42. “One pot oxygen mediated syntheses of stable radicals”
Mohit Kulshrestha, C. N. Ramachandran,* Rajesh G. Gonnade,* Kalyan K. Sadhu*
Mater. Adv. 2024, 5, 1523. (link)
41. “Fluorogenic response from DNA templated micrometer range self-assembled gold nanorod”
Sancharika Dalal, Kalyan K. Sadhu*
J. Mater. Chem. B 2023, 11, 9019. (link)
40. “Seed free synthesis of polyethylene glycol stabilized gold nanoprism exploiting manganese metal at low pH”
Kanika Bharti, Md Azimuddin Sk, Kalyan K. Sadhu*
Nanoscale Adv. 2023, 5, 3729. (link)
39. “Growth reaction of gold nanorod in presence of mutated peptides and amine modified single strand nucleic acid”
Jitendra K. Sahu, Omkar Singh, Debashree Chakraborty,* Kalyan K. Sadhu*
Chem. Asian J. 2023, 18, e202300049. (link)
38. “Origin of luminescence properties and the synthetic methods for gold and bimetallic gold-based nanomaterials”
Kanika Bharti, Jitendra K. Sahu, Kalyan K. Sadhu*;
Mater. Adv. 2022, 3, 5698. (link) (Invited review); KB and JKS have equal contribution.
37. “Methionine controlled impediment of secondary nucleation leading to nonclassical growth within self-assembled de novo gold nanoparticles”
Jitendra K. Sahu, Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
Langmuir 2022, 38, 5865. (link)
36. “Syntheses of metal oxide-gold nanocomposites for biological applications”
Kanika Bharti, Kalyan K. Sadhu*;
Results Chem. 2022, 4, 100288. (link) (Invited review)
35. “Green synthesis of luminescent gold-zinc oxide nanocomposites: cell imaging and visible light induced dye-degradation”
Kanika Bharti, Shahbaz Ahmad Lone, Ankita Singh, Sandip Nathani, Partha Roy, Kalyan K. Sadhu*;
Front. Chem. 2021, 9, 639090. (link) (Rising Stars: Asia issue)
34. “Diverse interactions of aggregated insulin with selected coumarin dyes: time dependent fluorogenicity, simulation studies and comparison with thioflavin T”
Sancharika Dalal, Bratin Kumar Das, Meenaxi Saini, Debashree Chakraborty,* Kalyan K. Sadhu*;
Dyes Pigm. 2021, 184, 108796. (link)
33. “Selective Release of Doxorubicin from Cucurbit[8]uril Stabilized Gold Supra-pyramid Host at pH of Small Intestine”
Meenaxi Saini, Souvik Ghosh, Viney Kumar, Partha Roy, Kalyan K. Sadhu*;
Chem. Eur. J. 2020, 26, 15150. (link)
32. “Two instantaneous fluorogenic steps for detection of nanomolar amyloid beta monomer and its interaction with stoichiometric copper(II) ion”
Meenaxi Saini, Kalyan K. Sadhu*;
Sens. Actuators, B 2020, 303, 127086. (link)
31. “Time Dependent Growth of Gold Nanoparticles: Experimental Correlation of van der Waals Contact between DNA and Amino Acids with Polar Uncharged Side Chains”
Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
J. Phys. Chem. C 2019, 123, 20319. (link)
30. “Citrate Stabilized Au-FexOy Nanocomposites for Variable Exchange Bias, Catalytic Properties and Reversible Interaction with Doxorubicin”
Shahbaz Ahmad Lone, Prabuddha Sanyal, Pintu Das, Kalyan K. Sadhu*;
ChemistrySelect 2019, 4, 8237. (link)
29. “Gold Nanoflower for Selective Detection of Single Arginine Effect in alpha-helix Conformational Change over Lysine in 310-helix Peptide”
Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
Bioconjugate Chem. 2019, 30, 1781. (link)
28. “Tryptophan Stabilized Au-FexOy Nanocomposites as Electrocatalysts for Oxygen Evolution Reaction”
Shahbaz Ahmad Lone, Soumen Ghosh, Kalyan K. Sadhu*;
ACS Omega 2019, 4, 3385. (link)
27. “Formation of Growth-Mediated Gold Nanoflowers: Roles of the Reducing Agent and Amine-Modified, Single-Strand DNA Sequences”
Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
ChemPlusChem 2019, 84, 112. (link)
26. “Regioisomeric cryptand stabilized gold supraspheres and elongated dodecahedron supraparticles for reversible host–guest chemistry”
Meenaxi Saini, Ashish Verma, Kapil Tomar, Parimal K. Bharadwaj,* Kalyan K. Sadhu*;
Chem. Commun. 2018, 54, 12836. (link)
25. “Fluorogen-free Aggregation Induced NIR Emission from Gold Nanoparticles”
Meenaxi Saini, Yogeshwar Masirkar, Ritu Varshney, Partha Roy, Kalyan K. Sadhu*;
Chem. Commun. 2017, 53, 6199. (link)
From University of Strasbourg, France and University of Geneva, Switzerland
24. “Caprin-1 Promotes Cellular Uptake of Nucleic Acids with Backbone and Sequence Discrimination”
Valentina Galli, Kalyan K. Sadhu, Daniela Masi, Jacques Saarbach, Aurelien Roux, Nicolas Winssinger;
Helv. Chim. Acta 2020, 103, e1900255. (link)
23. “Nucleic Acid Templated Chemical Reaction in a Live Vertebrate”
L. Holtzer, I. Oleinich, M. Anzola, Eric Lindberg, Kalyan K. Sadhu, Marcos Gonzalez-Gaitan, Nicolas Winssinger;
ACS Cent. Sci. 2016, 2, 394. (link)
22. “In cellulo protein labelling with Ru-conjugate for luminescence imaging and bioorthogonal photocatalysis”
Kalyan K. Sadhu, Eric Lindberg, Nicolas Winssinger;
Chem. Commun. 2015, 51, 16664. (link)
21. “Selective affinity-based probe for oncogenic kinases suitable for live cell imaging”
Claudio Zambaldo, Kalyan K. Sadhu, Ganesan Karthikeyan, Sofia Barluenga, Jean Pierre Daguer, Nicolas Winssinger;
Chem. Sci. 2013, 4, 2088. (link)
20. “Imaging of miRNAs in live cells using templated Ru(II) catalyzed unmasking of fluorophore”
Kalyan K. Sadhu, Nicolas Winssinger;
Chem. Eur. J. 2013, 19, 8182. (link)
19. “Nucleic acid-tagged peptides: encoding libraries and controlling dimerization and conformation”
Kalyan K. Sadhu, Nicolas Winssinger;
Chimia 2013, 67, 905. (link)
18. “DNA as platform to program assemblies with emerging function in chemical biology”
Kalyan K. Sadhu, Manuel Röthlingshöfer, Nicolas Winssinger;
Isr. J. Chem. 2013, 53, 75. (link)
17. “Photoreductive uncaging of fluorophore in response to protein oligomers by templated reaction in vitro and in cellulo”
Kalyan K. Sadhu, Thorsten Eierhoff, Winfried Römer, Nicolas Winssinger;
J. Am. Chem. Soc. 2012, 134, 20013. (link)
From Osaka University, Japan
16. “Highly selective tridentate fluorescent probes for visualizing intracellular Mg(II) dynamics without interference from Ca(II) fluctuation”
Yusuke Matsui, Kalyan K. Sadhu, Shin Mizukami, Kazuya Kikuchi;
Chem. Commun. 2017, 53, 10644.(link)
15. “Zinc: fluorescent sensors as molecular probes of it”
Kalyan K. Sadhu, Shin Mizukami, Kazuya Kikuchi;
Encyclopedia of Metalloproteins Robert H. Kretsinger, Vladimir N. Uversky, Eugene A. Permyakov (Eds.),
Springer Science + Business Media, USA, 2013, 2523. (link)
14. “pH induced dual "OFF-ON-OFF" switch: influence of suitably placed carboxylic acid”
Kalyan K. Sadhu, Shin Mizukami, Akimasa Yoshimura, Kazuya Kikuchi;
Org. Biomol. Chem. 2013, 11, 563. (link)
13. “A new approach for fluorogenic protein labeling via photoinduced electron transfer based BL-tag protein labeling method”
Kalyan K. Sadhu, Shin Mizukami, Carolyn R. Lanam, Kazuya Kikuchi;
Chem. Asian J. 2012, 7, 272. (link)
12. “Switching modulation for protein labeling with activatable fluorescent probe”
Kalyan K. Sadhu, Shin Mizukami, Yuichiro Hori, Kazuya Kikuchi;
Chembiochem 2011, 12, 1299. (link)
11. “Sequential ordering among multicolor fluorophores for protein labeling facility via aggregation−elimination based beta−lactam probes”
Kalyan K. Sadhu, Shin Mizukami, Shuji Watanabe, Kazuya Kikuchi;
Mol. BioSyst. 2011, 7, 1766. (link)
10. “Turn-on fluorescence switch involving aggregation and elimination processes for beta-lactamase-tag”
Kalyan K. Sadhu, Shin Mizukami, Shuji Watanabe, Kazuya Kikuchi;
Chem. Commun. 2010, 46, 7403.(link)
From IIT Kanpur, India
9. “Cryptand derived fluorescence signaling systems for sensing Hg(II) ion: a comparative study”
Kalyan K. Sadhu, Susan Sen, Parimal K. Bharadwaj;
Dalton Trans. 2011, 40, 726. (link)
8. “Role of spacer in single-or two-Step FRET: studies in presence of two connected cryptands with properly chosen
fluorophores”
Kalyan K. Sadhu, Soumit Chatterjee, Susan Sen, Parimal K. Bharadwaj;
Dalton Trans. 2010, 39, 4146. (link)
7. “Cryptand cage: perfect skeleton for transition metal induced two-step fluorescence resonance energy transfer”
Kalyan K. Sadhu, Subhasree Banerjee, Anindya Datta, Parimal K. Bharadwaj;
Chem. Commun. 2009, 4982. (link)
6. “Azacrown-oxabridged macrocycle: a novel hybrid fluorogenic chemosensor for transition and heavy metal ions”
Faiz A. Khan, Karuppasamy Parasuraman, Kalyan K. Sadhu;
Chem. Commun. 2009, 2399. (link)
5. “Ag(I) induced emission with azines having donor-acceptor-donor chromophore”
Debdas Ray, E Siva Subramaniam Iyer, Kalyan K. Sadhu, Parimal. K. Bharadwaj;
Dalton Trans. 2009, 5683. (link)
4. “Translocation of copper ion within the cavity of two new thio-aza cryptands for reversible fluorescence signalling”
Kalyan K. Sadhu, Parimal K. Bharadwaj;
Chem. Commun. 2008, 4180. (link)
3. “Transition metal induced fluorescence-resonance-energy transfer in a cryptand derivatized with two different fluorophores”
Kalyan K. Sadhu, Bamaprasad Bag, Parimal K. Bharadwaj;
Inorg. Chem. 2007, 46, 8051. (link)
2. “A multi-receptor fluorescence signaling system exhibiting enhancement selectively in presence of Na(I) and Tl(I) ions”
Kalyan K. Sadhu, Bamaprasad Bag, Parimal K. Bharadwaj;
J. Photochem. Photobiol. A, 2007, 185, 231. (link)
1. “Metal induced enhancement of fluorescence and modulation of two-photon absorption cross-section with a donor-acceptor-
acceptor-donor receptor”
Sanjib Das, Amit Nag, Kalyan K. Sadhu, Debabrata Goswami and Parimal K. Bharadwaj;
J. Organomet. Chem. 2007, 692, 4969. (link)
44. “Marigold Like Structure from Methionine Mediated Growth of Positively Charged Gold Nanorod”
Jitendra K. Sahu, Kalyan K. Sadhu*
ChemNanoMat 2024, 10, Just accepted. (link)
43. “Supracube Engineering of Cucurbit[8]uril Stabilized Silver Cube Building Blocks for Organized Host-Guest Chemistry”
Sancharika Dalal, Kalyan K. Sadhu*
Dyes Pigm. 2024, 224, 112019. (link)
42. “One pot oxygen mediated syntheses of stable radicals”
Mohit Kulshrestha, C. N. Ramachandran,* Rajesh G. Gonnade,* Kalyan K. Sadhu*
Mater. Adv. 2024, 5, 1523. (link)
41. “Fluorogenic response from DNA templated micrometer range self-assembled gold nanorod”
Sancharika Dalal, Kalyan K. Sadhu*
J. Mater. Chem. B 2023, 11, 9019. (link)
40. “Seed free synthesis of polyethylene glycol stabilized gold nanoprism exploiting manganese metal at low pH”
Kanika Bharti, Md Azimuddin Sk, Kalyan K. Sadhu*
Nanoscale Adv. 2023, 5, 3729. (link)
39. “Growth reaction of gold nanorod in presence of mutated peptides and amine modified single strand nucleic acid”
Jitendra K. Sahu, Omkar Singh, Debashree Chakraborty,* Kalyan K. Sadhu*
Chem. Asian J. 2023, 18, e202300049. (link)
38. “Origin of luminescence properties and the synthetic methods for gold and bimetallic gold-based nanomaterials”
Kanika Bharti, Jitendra K. Sahu, Kalyan K. Sadhu*;
Mater. Adv. 2022, 3, 5698. (link) (Invited review); KB and JKS have equal contribution.
37. “Methionine controlled impediment of secondary nucleation leading to nonclassical growth within self-assembled de novo gold nanoparticles”
Jitendra K. Sahu, Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
Langmuir 2022, 38, 5865. (link)
36. “Syntheses of metal oxide-gold nanocomposites for biological applications”
Kanika Bharti, Kalyan K. Sadhu*;
Results Chem. 2022, 4, 100288. (link) (Invited review)
35. “Green synthesis of luminescent gold-zinc oxide nanocomposites: cell imaging and visible light induced dye-degradation”
Kanika Bharti, Shahbaz Ahmad Lone, Ankita Singh, Sandip Nathani, Partha Roy, Kalyan K. Sadhu*;
Front. Chem. 2021, 9, 639090. (link) (Rising Stars: Asia issue)
34. “Diverse interactions of aggregated insulin with selected coumarin dyes: time dependent fluorogenicity, simulation studies and comparison with thioflavin T”
Sancharika Dalal, Bratin Kumar Das, Meenaxi Saini, Debashree Chakraborty,* Kalyan K. Sadhu*;
Dyes Pigm. 2021, 184, 108796. (link)
33. “Selective Release of Doxorubicin from Cucurbit[8]uril Stabilized Gold Supra-pyramid Host at pH of Small Intestine”
Meenaxi Saini, Souvik Ghosh, Viney Kumar, Partha Roy, Kalyan K. Sadhu*;
Chem. Eur. J. 2020, 26, 15150. (link)
32. “Two instantaneous fluorogenic steps for detection of nanomolar amyloid beta monomer and its interaction with stoichiometric copper(II) ion”
Meenaxi Saini, Kalyan K. Sadhu*;
Sens. Actuators, B 2020, 303, 127086. (link)
31. “Time Dependent Growth of Gold Nanoparticles: Experimental Correlation of van der Waals Contact between DNA and Amino Acids with Polar Uncharged Side Chains”
Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
J. Phys. Chem. C 2019, 123, 20319. (link)
30. “Citrate Stabilized Au-FexOy Nanocomposites for Variable Exchange Bias, Catalytic Properties and Reversible Interaction with Doxorubicin”
Shahbaz Ahmad Lone, Prabuddha Sanyal, Pintu Das, Kalyan K. Sadhu*;
ChemistrySelect 2019, 4, 8237. (link)
29. “Gold Nanoflower for Selective Detection of Single Arginine Effect in alpha-helix Conformational Change over Lysine in 310-helix Peptide”
Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
Bioconjugate Chem. 2019, 30, 1781. (link)
28. “Tryptophan Stabilized Au-FexOy Nanocomposites as Electrocatalysts for Oxygen Evolution Reaction”
Shahbaz Ahmad Lone, Soumen Ghosh, Kalyan K. Sadhu*;
ACS Omega 2019, 4, 3385. (link)
27. “Formation of Growth-Mediated Gold Nanoflowers: Roles of the Reducing Agent and Amine-Modified, Single-Strand DNA Sequences”
Shahbaz Ahmad Lone, Kalyan K. Sadhu*;
ChemPlusChem 2019, 84, 112. (link)
26. “Regioisomeric cryptand stabilized gold supraspheres and elongated dodecahedron supraparticles for reversible host–guest chemistry”
Meenaxi Saini, Ashish Verma, Kapil Tomar, Parimal K. Bharadwaj,* Kalyan K. Sadhu*;
Chem. Commun. 2018, 54, 12836. (link)
25. “Fluorogen-free Aggregation Induced NIR Emission from Gold Nanoparticles”
Meenaxi Saini, Yogeshwar Masirkar, Ritu Varshney, Partha Roy, Kalyan K. Sadhu*;
Chem. Commun. 2017, 53, 6199. (link)
From University of Strasbourg, France and University of Geneva, Switzerland
24. “Caprin-1 Promotes Cellular Uptake of Nucleic Acids with Backbone and Sequence Discrimination”
Valentina Galli, Kalyan K. Sadhu, Daniela Masi, Jacques Saarbach, Aurelien Roux, Nicolas Winssinger;
Helv. Chim. Acta 2020, 103, e1900255. (link)
23. “Nucleic Acid Templated Chemical Reaction in a Live Vertebrate”
L. Holtzer, I. Oleinich, M. Anzola, Eric Lindberg, Kalyan K. Sadhu, Marcos Gonzalez-Gaitan, Nicolas Winssinger;
ACS Cent. Sci. 2016, 2, 394. (link)
22. “In cellulo protein labelling with Ru-conjugate for luminescence imaging and bioorthogonal photocatalysis”
Kalyan K. Sadhu, Eric Lindberg, Nicolas Winssinger;
Chem. Commun. 2015, 51, 16664. (link)
21. “Selective affinity-based probe for oncogenic kinases suitable for live cell imaging”
Claudio Zambaldo, Kalyan K. Sadhu, Ganesan Karthikeyan, Sofia Barluenga, Jean Pierre Daguer, Nicolas Winssinger;
Chem. Sci. 2013, 4, 2088. (link)
20. “Imaging of miRNAs in live cells using templated Ru(II) catalyzed unmasking of fluorophore”
Kalyan K. Sadhu, Nicolas Winssinger;
Chem. Eur. J. 2013, 19, 8182. (link)
19. “Nucleic acid-tagged peptides: encoding libraries and controlling dimerization and conformation”
Kalyan K. Sadhu, Nicolas Winssinger;
Chimia 2013, 67, 905. (link)
18. “DNA as platform to program assemblies with emerging function in chemical biology”
Kalyan K. Sadhu, Manuel Röthlingshöfer, Nicolas Winssinger;
Isr. J. Chem. 2013, 53, 75. (link)
17. “Photoreductive uncaging of fluorophore in response to protein oligomers by templated reaction in vitro and in cellulo”
Kalyan K. Sadhu, Thorsten Eierhoff, Winfried Römer, Nicolas Winssinger;
J. Am. Chem. Soc. 2012, 134, 20013. (link)
From Osaka University, Japan
16. “Highly selective tridentate fluorescent probes for visualizing intracellular Mg(II) dynamics without interference from Ca(II) fluctuation”
Yusuke Matsui, Kalyan K. Sadhu, Shin Mizukami, Kazuya Kikuchi;
Chem. Commun. 2017, 53, 10644.(link)
15. “Zinc: fluorescent sensors as molecular probes of it”
Kalyan K. Sadhu, Shin Mizukami, Kazuya Kikuchi;
Encyclopedia of Metalloproteins Robert H. Kretsinger, Vladimir N. Uversky, Eugene A. Permyakov (Eds.),
Springer Science + Business Media, USA, 2013, 2523. (link)
14. “pH induced dual "OFF-ON-OFF" switch: influence of suitably placed carboxylic acid”
Kalyan K. Sadhu, Shin Mizukami, Akimasa Yoshimura, Kazuya Kikuchi;
Org. Biomol. Chem. 2013, 11, 563. (link)
13. “A new approach for fluorogenic protein labeling via photoinduced electron transfer based BL-tag protein labeling method”
Kalyan K. Sadhu, Shin Mizukami, Carolyn R. Lanam, Kazuya Kikuchi;
Chem. Asian J. 2012, 7, 272. (link)
12. “Switching modulation for protein labeling with activatable fluorescent probe”
Kalyan K. Sadhu, Shin Mizukami, Yuichiro Hori, Kazuya Kikuchi;
Chembiochem 2011, 12, 1299. (link)
11. “Sequential ordering among multicolor fluorophores for protein labeling facility via aggregation−elimination based beta−lactam probes”
Kalyan K. Sadhu, Shin Mizukami, Shuji Watanabe, Kazuya Kikuchi;
Mol. BioSyst. 2011, 7, 1766. (link)
10. “Turn-on fluorescence switch involving aggregation and elimination processes for beta-lactamase-tag”
Kalyan K. Sadhu, Shin Mizukami, Shuji Watanabe, Kazuya Kikuchi;
Chem. Commun. 2010, 46, 7403.(link)
From IIT Kanpur, India
9. “Cryptand derived fluorescence signaling systems for sensing Hg(II) ion: a comparative study”
Kalyan K. Sadhu, Susan Sen, Parimal K. Bharadwaj;
Dalton Trans. 2011, 40, 726. (link)
8. “Role of spacer in single-or two-Step FRET: studies in presence of two connected cryptands with properly chosen
fluorophores”
Kalyan K. Sadhu, Soumit Chatterjee, Susan Sen, Parimal K. Bharadwaj;
Dalton Trans. 2010, 39, 4146. (link)
7. “Cryptand cage: perfect skeleton for transition metal induced two-step fluorescence resonance energy transfer”
Kalyan K. Sadhu, Subhasree Banerjee, Anindya Datta, Parimal K. Bharadwaj;
Chem. Commun. 2009, 4982. (link)
6. “Azacrown-oxabridged macrocycle: a novel hybrid fluorogenic chemosensor for transition and heavy metal ions”
Faiz A. Khan, Karuppasamy Parasuraman, Kalyan K. Sadhu;
Chem. Commun. 2009, 2399. (link)
5. “Ag(I) induced emission with azines having donor-acceptor-donor chromophore”
Debdas Ray, E Siva Subramaniam Iyer, Kalyan K. Sadhu, Parimal. K. Bharadwaj;
Dalton Trans. 2009, 5683. (link)
4. “Translocation of copper ion within the cavity of two new thio-aza cryptands for reversible fluorescence signalling”
Kalyan K. Sadhu, Parimal K. Bharadwaj;
Chem. Commun. 2008, 4180. (link)
3. “Transition metal induced fluorescence-resonance-energy transfer in a cryptand derivatized with two different fluorophores”
Kalyan K. Sadhu, Bamaprasad Bag, Parimal K. Bharadwaj;
Inorg. Chem. 2007, 46, 8051. (link)
2. “A multi-receptor fluorescence signaling system exhibiting enhancement selectively in presence of Na(I) and Tl(I) ions”
Kalyan K. Sadhu, Bamaprasad Bag, Parimal K. Bharadwaj;
J. Photochem. Photobiol. A, 2007, 185, 231. (link)
1. “Metal induced enhancement of fluorescence and modulation of two-photon absorption cross-section with a donor-acceptor-
acceptor-donor receptor”
Sanjib Das, Amit Nag, Kalyan K. Sadhu, Debabrata Goswami and Parimal K. Bharadwaj;
J. Organomet. Chem. 2007, 692, 4969. (link)