J. Bouwstra

发表

A. Lavrijsen, J. Bouwstra, G. Gooris, 1995, The Journal of investigative dermatology.

J. Bouwstra, T. Smijs, 2010, Journal of biomedical nanotechnology.

J. Bouwstra, G. Gooris, W. Bras, 1991, The Journal of investigative dermatology.

J. Bouwstra, C. O’Mahony, G. Kersten, 2020, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

J. Bouwstra, G. Kersten, M. Leone, 2017, Pharmaceutical Research.

Koen van der Maaden, Joke Bouwstra, Alexander Kros, 2012, Langmuir : the ACS journal of surfaces and colloids.

H. Junginger, J. Bouwstra, C. Rentel, 1999, International journal of pharmaceutics.

Claus-Michael Lehr, Hans E. Junginger, Etienne Schacht, 1992 .

Claus-Michael Lehr, Hans E. Junginger, H. Junginger, 1992, Pharmaceutical Research.

M. Mommaas, J. Bouwstra, M. Ponec, 2001, Skin Pharmacology and Physiology.

M. Danhof, J. Bouwstra, O. Ackaert, 2010, The Journal of pharmacy and pharmacology.

B. Westerink, M. Danhof, J. Bouwstra, 2010, Journal of controlled release : official journal of the Controlled Release Society.

A. Boyle, J. Bouwstra, G. Gooris, 2021, Peptide Science.

J. Bouwstra, H. Koerten, A. D. de Graaff, 2006, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

M. Lafleur, J. Bouwstra, G. Gooris, 2020, Canadian Journal of Chemistry.

M. Danhof, T. van Laar, J. Bouwstra, 2005, Journal of controlled release : official journal of the Controlled Release Society.

M. Danhof, J. Bouwstra, G. Li, 2003, International journal of pharmaceutics.

M. Danhof, J. Bouwstra, G. Li, 2002, Journal of controlled release : official journal of the Controlled Release Society.

G. Lamers, J. Bouwstra, Y. Grams, 2005, The Journal of investigative dermatology.

J. Brussee, J. Bouwstra, G. Gooris, 1991 .

H. Junginger, J. Bouwstra, J. Onderwater, 1992 .

J. Bouwstra, G. Gooris, J. Aerts, 2019, Archives of Dermatological Research.

M. Danhof, J. Bouwstra, O. Ackaert, 2010, Journal of pharmaceutical sciences.

M. Danhof, J. Bouwstra, G. Li, 2001, Pharmaceutical Research.

J. Bouwstra, A. El Ghalbzouri, Richard W J Helder, 2021, Advanced drug delivery reviews.

J. Bouwstra, G. Gooris, A. El Ghalbzouri, 2019, Journal of tissue engineering and regenerative medicine.

J. Bouwstra, A. El Ghalbzouri, M. Rietveld, 2017, Tissue engineering. Part A.

R. Vreeken, J. Bouwstra, A. Mulder, 2013, The Journal of investigative dermatology.

J. Bouwstra, G. Gooris, T. Uchino, 2014, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

W. Jiskoot, J. Bouwstra, Jean‐Pierre Amorij, 2012, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

J. Bouwstra, A. D. de Graaff, H. Groenink, 2002, Biochimica et biophysica acta.

H. Junginger, J. Bouwstra, H. Boddé, 1990, European Journal of Drug Metabolism and Pharmacokinetics.

H. Junginger, J. Bouwstra, H. Boddé, 2005, Pharmaceutisch Weekblad.

J. Bouwstra, G. Gooris, P. Slepička, 2013, Langmuir : the ACS journal of surfaces and colloids.

Elly van Riet, Gideon F A Kersten, Wim Jiskoot, 2010, Journal of controlled release : official journal of the Controlled Release Society.

W. Jiskoot, J. Bouwstra, B. Slütter, 2011, Journal of controlled release : official journal of the Controlled Release Society.

W. Hennink, W. Jiskoot, J. Bouwstra, 2011, Journal of controlled release : official journal of the Controlled Release Society.

M. Danhof, J. Bouwstra, A. Nugroho, 2004, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, G. Gooris, M. Ponec, 2000, Acta dermato-venereologica. Supplementum.

J. Bouwstra, G. Gooris, A. Weerheim, 1998, The journal of investigative dermatology. Symposium proceedings.

D. Downing, J. Bouwstra, G. Gooris, 1995, Journal of lipid research.

J. Bouwstra, G. Gooris, A. El Ghalbzouri, 2019, International journal of molecular sciences.

J. Bouwstra, Arnout Mieremet, M. Danso, 2015, Experimental dermatology.

C. Oomens, D. Bader, J. Bouwstra, 2016, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

J. Bouwstra, B. W. Barry, P. Cornwell, 1994, The Journal of pharmacy and pharmacology.

J. Bouwstra, G. Gooris, A. Weerheim, 1997, The Journal of investigative dermatology.

J. Bouwstra, Y. Grams, L. Whitehead, 2004, Pharmaceutical Research.

J. Bouwstra, G. Gooris, M. Hoekstra, 2019, Biochimica et biophysica acta. Molecular and cell biology of lipids.

J. Bouwstra, A. D. de Graaff, A. V. van Aelst, 2003, Journal of controlled release : official journal of the Controlled Release Society.

H. Wikström, M. Danhof, J. Bouwstra, 2005, Journal of controlled release : official journal of the Controlled Release Society.

W. Jiskoot, J. Bouwstra, K. van der Maaden, 2019, Langmuir : the ACS journal of surfaces and colloids.

C. Oomens, F. Baaijens, D. Bader, 2015, Journal of the mechanical behavior of biomedical materials.

J. Bouwstra, G. Gooris, M. Hoekstra, 2019, Biochimica et biophysica acta. Molecular and cell biology of lipids.

J. Bouwstra, A. El Ghalbzouri, W. Boiten, 2020, Biochimica et biophysica acta. Molecular and cell biology of lipids.

J. Bouwstra, G. Gooris, A. El Ghalbzouri, 2021, International journal of molecular sciences.

J. Bouwstra, G. Gooris, T. Uchino, 2011, International journal of pharmaceutics.

H. Hennies, J. Bouwstra, E. Peters, 2015, The American journal of pathology.

J. Bouwstra, G. Gooris, W. Bras, 1993, Chemistry and physics of lipids.

D. Barlow, M. Malfois, J. Bouwstra, 2022, Biochimica et biophysica acta. Biomembranes.

T. C. Moore, C. Iacovella, J. Bouwstra, 2022, Progress in lipid research.

W. Jiskoot, J. Bouwstra, M. Bivas-Benita, 2008, Journal of drug targeting.

J. Bouwstra, C. O’Mahony, G. Kersten, 2020, International journal of pharmaceutics.

J. Bouwstra, Y. Grams, 2002, Journal of controlled release : official journal of the Controlled Release Society.

W. Jiskoot, J. Bouwstra, C. O’Mahony, 2021, International journal of pharmaceutics.

J. Bouwstra, G. Gooris, A. El Ghalbzouri, 2019, The Journal of Steroid Biochemistry and Molecular Biology.

J. Bouwstra, G. Gooris, E. H. Mojumdar, 2014, Langmuir : the ACS journal of surfaces and colloids.

J. Bouwstra, Line Hollesen Basse, D. Groen, 2013, International journal of pharmaceutics.

J. Bouwstra, A. Weerheim, M. Ponec, 2006, The Journal of investigative dermatology.

J. Bouwstra, B. A. van den Bergh, M. Suhonen, 2001, Journal of receptor and signal transduction research.

S. Boyce, J. Bouwstra, A. Weerheim, 1998, The journal of investigative dermatology. Symposium proceedings.

J. Bouwstra, G. Gooris, A. Weerheim, 1995, Journal of lipid research.

J. Bouwstra, G. Gooris, W. Bras, 1994, Biochimica et biophysica acta.

W. Jiskoot, J. Bouwstra, B. Slütter, 2009 .

W. Jiskoot, J. Bouwstra, C. O’Mahony, 2019, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

J. Bouwstra, A. Hovnanian, Johannes M F G Aerts, 2020, Clinica chimica acta; international journal of clinical chemistry.

W. Jiskoot, J. Bouwstra, K. van der Maaden, 2014, Langmuir : the ACS journal of surfaces and colloids.

J. Bouwstra, A. El Ghalbzouri, W. Boiten, 2021, Biochimica et biophysica acta. Molecular and cell biology of lipids.

J. Bouwstra, D. Crommelin, E. C. van Winden, 1997, Cryobiology.

H. Junginger, J. Bouwstra, D. A. V. Hal, 1996 .

H. Junginger, J. Bouwstra, C. Lehr, 1992 .

J. Bouwstra, F. Verbaan, M. Bivas-Benita, 2009, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, A. Mulder, A. El Ghalbzouri, 2012, Experimental dermatology.

J. Bouwstra, G. Gooris, A. Kros, 2018, Biochimica et biophysica acta. Biomembranes.

Koen van der Maaden, Joke Bouwstra, Gideon Kersten, 2016, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, F. Broere, A. Sijts, 2017, Journal of controlled release : official journal of the Controlled Release Society.

Roberts, J. Bouwstra, F. Pirot, 2008 .

A. Lavrijsen, J. Bouwstra, S. Absalah, 2019, Biochimica et biophysica acta. Molecular and cell biology of lipids.

P. Wertz, H. Junginger, J. Bouwstra, 2001, International journal of pharmaceutics.

W. Jiskoot, J. Bouwstra, C. O’Mahony, 2018, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

A. Lavrijsen, J. Bouwstra, A. Mulder, 2015, Cell and Tissue Research.

W. Jiskoot, J. Bouwstra, K. V. D. Maaden, 2014, The AAPS Journal.

H. Junginger, J. Bouwstra, W. Roorda, 1988, Biomaterials.

Yvonne Perrie, Wim Jiskoot, W. Jiskoot, 2010, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, A. Kros, J. Tu, 2018, International journal of pharmaceutics.

Koen van der Maaden, Alexander Kros, Wim Jiskoot, 2017, Pharmaceutical Research.

J. Bouwstra, G. Gooris, M. Ponec, 2003, Progress in lipid research.

Johann W Wiechers, J. Bouwstra, G. Gooris, 2003, The Journal of investigative dermatology.

Thomas Hankemeier, T. Hankemeier, R. Vreeken, 2011, Journal of Lipid Research.

J. Bouwstra, G. Gooris, D. Groen, 2009, Biophysical journal.

Maria Ponec, J. Bouwstra, M. Ponec, 2006, Biochimica et biophysica acta.

H. Junginger, J. Bouwstra, H. Boddé, 2004, Pharmaceutical Research.

J. Bouwstra, G. Gooris, J. van Smeden, 2014, Biochimica et biophysica acta.

A. IJzerman, J. Bouwstra, G. Gooris, 1998, Journal of lipid research.

J. Bouwstra, Joke A Bouwstra, P Loan Honeywell-Nguyen, 2005, Drug discovery today. Technologies.

E. Berardesca, L. Misery, J. Bouwstra, 2019, The Journal of dermatological treatment.

J. Bouwstra, Suzanne M Bal, Joke A Bouwstra, 2008, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

H. Junginger, J. Bouwstra, H. Boddé, 1994, Pharmaceutical Research.

A. Urtti, J. Bouwstra, T. Suhonen, 1999, Journal of controlled release : official journal of the Controlled Release Society.

W. Hennink, J. Bouwstra, M. Ponec, 2009, Archives of Dermatological Research.

J. Bouwstra, H. Koerten, H. Koerten, 2001, The Journal of investigative dermatology.

P. Wertz, H. Junginger, J. Bouwstra, 1999, Journal of controlled release : official journal of the Controlled Release Society.

H E Junginger, H. Junginger, J. Bouwstra, 1998, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, P. Honeywell-Nguyen, 2003, Journal of controlled release : official journal of the Controlled Release Society.

H. Junginger, J. Bouwstra, D. A. V. Hal, 1996 .

H. Junginger, J. Bouwstra, H. Hofland, 1991 .

W. Hennink, J. Bouwstra, G. Gooris, 2008, The Journal of investigative dermatology.

R. Vreeken, J. Bouwstra, A. Hovnanian, 2014, The Journal of investigative dermatology.

J. Bouwstra, F. Verbaan, R. Luttge, 2008, Journal of controlled release : official journal of the Controlled Release Society.

H. Junginger, J. Bouwstra, M. E. van Kuijk-Meuwissen, 1998, Biochimica et biophysica acta.

Regina Luttge, Koen van der Maaden, Pieter Jan Vos, 2015, Drug Delivery and Translational Research.

Koen van der Maaden, Joke Bouwstra, Wim Jiskoot, 2012, Journal of controlled release : official journal of the Controlled Release Society.

C. Oomens, W. Jiskoot, J. Bouwstra, 2017, Journal of controlled release : official journal of the Controlled Release Society.

W. Jiskoot, J. Bouwstra, P. Bomans, 2017, Pharmaceutical Research.

F P T Baaijens, D L Bader, C W J Oomens, 2014, Journal of the mechanical behavior of biomedical materials.

Wim Jiskoot, W. Jiskoot, J. Bouwstra, 2015, Journal of controlled release : official journal of the Controlled Release Society.

Abraham J. Koster, Roman I. Koning, Alexander Kros, 2017, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, G. Kersten, M. Leone, 2017, Pharmaceutical Research.

Jürgen Lademann, Martina C Meinke, Ekkehart Dietz, 2010, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, Joke A. Bouwstra, 1997 .

C. Oomens, D. Bader, J. Bouwstra, 2016, Computer methods in biomechanics and biomedical engineering.

W. Jiskoot, J. Bouwstra, S. Romeijn, 2014, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

W. Jiskoot, J. Bouwstra, F. Ossendorp, 2014, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

W. Jiskoot, J. Bouwstra, K. van der Maaden, 2014, The AAPS Journal.

Elly van Riet, Wim Jiskoot, W. Jiskoot, 2010, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, F. Verbaan, S. Bal, 2007, Journal of controlled release : official journal of the Controlled Release Society.

H. Junginger, J. Bouwstra, F. Spies, 1996, The Journal of investigative dermatology.

J. Bouwstra, D. Fatouros, 2004, Journal of drug targeting.

Dana S. Poole, J. Bouwstra, G. Gooris, 2011, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

M. Mommaas, J. Bouwstra, A. Weerheim, 2000, International journal of pharmaceutics.

J. Bouwstra, J. Aerts, J. van Smeden, 2020, Journal of clinical medicine.

J. Bouwstra, G. Gooris, C. Beddoes, 2019, Biochimica et biophysica acta. Biomembranes.

W. Hennink, J. Bouwstra, R. Rissmann, 2006, Biomaterials.

M. Lafleur, J. Bouwstra, A. P. Ramos, 2020, Langmuir : the ACS journal of surfaces and colloids.

J. Bouwstra, G. Gooris, M. Ponec, 2004, The Journal of investigative dermatology.

J. Bouwstra, G. Gooris, M. Ponec, 2003, Chemistry and physics of lipids.

J. Bouwstra, G. Pilgram, M. Ponec, 2002, The Journal of investigative dermatology.

J. Bouwstra, G. Oostergetel, H. Koerten, 1998, Journal of lipid research.

J. Bouwstra, C. Beddoes, G. Gooris, 2020, Biochimica et biophysica acta. Biomembranes.

J. Bouwstra, G. Gooris, T. Berkers, 2018, Acta dermato-venereologica.

J. Bouwstra, A. Mulder, A. El Ghalbzouri, 2012, Tissue engineering. Part C, Methods.

D. Barlow, J. Bouwstra, G. Gooris, 2011, Biophysical journal.

J. Bouwstra, M. Ponec, Varsha S. Thakoersing, 2010, Tissue engineering. Part A.

J. Bouwstra, G. Gooris, F. E. Dubbelaar, 2002, The Journal of investigative dermatology.

H. Junginger, J. Bouwstra, C. Lehr, 1992, The Journal of pharmacy and pharmacology.

James T. Elder, P. Jansen, J. Bouwstra, 2017, The Journal of investigative dermatology.

Wim E Hennink, Maria Ponec, W. Hennink, 2009, Experimental dermatology.

J. Bouwstra, G. Gooris, A. Mulder, 2015, Journal of dermatological science.

W. Hinrichs, W. Jiskoot, J. Bouwstra, 2012, Journal of controlled release : official journal of the Controlled Release Society.

W. Jiskoot, J. Bouwstra, B. Slütter, 2012, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

Koen van der Maaden, Joke Bouwstra, Wim Jiskoot, 2018, Journal of controlled release : official journal of the Controlled Release Society.

M. Lafleur, J. Bouwstra, G. Gooris, 2017, Journal of Lipid Research.

J. Bouwstra, G. Gooris, A. Weerheim, 1999, Biochimica et biophysica acta.

J. Bouwstra, G. Gooris, A. Weerheim, 1996, Biochimica et biophysica acta.

D. Barlow, J. Bouwstra, G. Gooris, 2020, Langmuir : the ACS journal of surfaces and colloids.

G. Puppels, A. Lavrijsen, J. Bouwstra, 2014, The British journal of dermatology.

R. Vreeken, A. Lavrijsen, J. Bouwstra, 2020, Biochimica et biophysica acta. Molecular and cell biology of lipids.

J. Bouwstra, W. Boiten, J. van Smeden, 2019, Biochimica et biophysica acta. Molecular and cell biology of lipids.

J. Bouwstra, A. D. de Graaff, P. Honeywell-Nguyen, 2003, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, G. Gooris, A. Weerheim, 1996, Journal of lipid research.

Koen van der Maaden, Joke Bouwstra, Gideon Kersten, 2015, Langmuir : the ACS journal of surfaces and colloids.

A. Koster, R. Wolterbeek, A. Lavrijsen, 2013, Biochimica et biophysica acta.

R. Vreeken, A. Lavrijsen, J. Bouwstra, 2014, Experimental dermatology.

J. Bouwstra, G. Gooris, M. Ponec, 2001, Skin Pharmacology and Physiology.

J. Bouwstra, A. Mulder, A. El Ghalbzouri, 2014, Tissue engineering. Part A.

J. Bouwstra, A. El Ghalbzouri, W. Boiten, 2022, Experimental dermatology.

T. Hankemeier, R. Vreeken, J. Bouwstra, 2014, Biochimica et biophysica acta.

J. Bouwstra, G. Gooris, D. Groen, 2010, Langmuir : the ACS journal of surfaces and colloids.

H. Junginger, J. Bouwstra, M. A. Vries, 1987 .

J. Bouwstra, G. Gooris, J. Wiechers, 2007, Skin Pharmacology and Physiology.

J. Bouwstra, G. Kersten, E. van Riet, 2015, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

J. Bouwstra, G. Gooris, F. Broere, 2018, Biochimica et biophysica acta. Biomembranes.

H. Junginger, J. Bouwstra, C. Lehr, 1990 .

J. Bouwstra, G. Gooris, M. Boncheva, 2014, Biochimica et biophysica acta.

Meindert Danhof, Akhmad Kharis Nugroho, M. Danhof, 2004, Pharmaceutical Research.

J. Bouwstra, M. Ponec, R. Demel, 1996, Biophysical journal.

J. Bouwstra, Y. Grams, L. Whitehead, 2004, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, Y. Grams, L. Whitehead, 2003, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

M. Malfois, J. Bouwstra, G. Gooris, 2021, International journal of molecular sciences.

J. Bouwstra, G. Gooris, E. H. Mojumdar, 2016, Biochimica et biophysica acta.

J. Bouwstra, H. W. Wouter Groenink, P. Loan Honeywell-Nguyen, 2006, Journal of liposome research.

Dana S. Poole, J. Bouwstra, G. Gooris, 2011, Biochimica et biophysica acta.

J. Bouwstra, A. D. de Graaff, Loan Honeywell, 2002, Cellular & molecular biology letters.

S. Kežić, R. Vreeken, A. Lavrijsen, 2011, The Journal of investigative dermatology.

R. Vreeken, J. Bouwstra, G. Gooris, 2012 .

W. Hennink, J. Bouwstra, D. Broer, 2007, Langmuir : the ACS journal of surfaces and colloids.

J. Bouwstra, C. Beddoes, Charlotte M Beddoes, 2019, Langmuir : the ACS journal of surfaces and colloids.

J. Bouwstra, G. Gooris, E. H. Mojumdar, 2014, Biochimica et biophysica acta.

W. Jiskoot, J. Bouwstra, M. Bivas-Benita, 2008, Journal of drug targeting (Print).

J. Bouwstra, G. Gooris, T. Uchino, 2011, International journal of pharmaceutics.

D. Topgaard, J. Bouwstra, G. Gooris, 2018, Quarterly Reviews of Biophysics.

J. Bouwstra, C. Beddoes, Charlotte M Beddoes, 2021, Langmuir : the ACS journal of surfaces and colloids.

A. Lavrijsen, J. Bouwstra, A. Mulder, 2015, Cell and Tissue Research.

J. Bouwstra, J. van Smeden, Jeroen van Smeden, 2016, Current problems in dermatology.

J. Bouwstra, G. Gooris, A. Weerheim, 1995, Journal of lipid research.

J. Bouwstra, G. Gooris, Andreea Nădăban, 2023, Progress in lipid research.

T. Hankemeier, R. Vreeken, J. Bouwstra, 2011, Journal of Lipid Research.

Cwj Cees Oomens, J. Bouwstra, Am Anne Römgens, 2014, Journal of the mechanical behavior of biomedical materials.

James T. Elder, P. Jansen, J. Bouwstra, 2017, The Journal of investigative dermatology.

Dana S. Poole, J. Bouwstra, G. Gooris, 2011, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

Dana S. Poole, J. Bouwstra, G. Gooris, 2011, Biochimica et biophysica acta.

J. Bouwstra, G. Gooris, A. El Ghalbzouri, 2019, The Journal of Steroid Biochemistry and Molecular Biology.

J. Bouwstra, Walter A Boiten, Jeroen van Smeden, 2020, The Journal of investigative dermatology.

J. Bouwstra, O. Pasqua, M. Danhof, 2010, Journal of controlled release : official journal of the Controlled Release Society.

J. Bouwstra, P. Honeywell‐Nguyen, 2005, Drug discovery today. Technologies.

C. Oomens, F. Baaijens, D. Bader, 2015, Journal of The Mechanical Behavior of Biomedical Materials.

C. Oomens, D. Bader, J. Bouwstra, 2016, Computer methods in biomechanics and biomedical engineering.

J. Bouwstra, B. Slütter, K. van der Maaden, 2024, Pharmaceutical research.