Karlis Berzins

Søgeresultater

• 2025

  Comparing the lipid self-assembly behaviour and fatty acid composition of plant-based drinks to bovine milk during digestion

  Meiland, P., Aljabbari, A., Kihara, S., Bērziņš, K., Andersen, U., Kirkensgaard, J. J. K. & Boyd, B. J., 2025, I: Food Chemistry. 465, 1, 10 s., 142031.

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• Low-frequency Raman spectroscopy as a new tool for understanding the behaviour of ionisable compounds in dispersed mesophases

  Krog, L. S., Kihara, S., Mota-Santiago, P., Foderà, V., Bērziņš, K. & Boyd, B. J., 2025, I: Journal of Colloid and Interface Science. 683, s. 210-220

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• The “gut” corona at the surface of nanoparticles is dependent on exposure to bile salts and phospholipids

  Kihara, S., Aljabbari, A., Bērziņš, K., Krog, L. S., Mota-Santiago, P., Terry, A., Kirby, N., Whitten, A. E. & Boyd, B. J., 2025, I: Journal of Colloid and Interface Science. 680, s. 797-807

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• 2024

  In Operando Analysis of Milk-Based Oral Formulations during Digestion Using Synchrotron Small-Angle X-ray Scattering Coupled to Low-Frequency Raman Spectroscopy

  Be̅rziņš, K., Meiland, P., Aljabbari, A. & Boyd, B. J., 2024, I: Analytical Chemistry. 96, 2, s. 887-894

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  3 Citationer (Scopus)

• In Situ Imaging of Subcutaneous Drug Delivery Systems Using Microspatially Offset Low-Frequency Raman Spectroscopy

  Berziņš, K., Czyrski, G. S., Aljabbari, A., Heinz, A. & Boyd, B. J., 2024, I: Analytical Chemistry. 96, 16, s. 6408–6416

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  3 Citationer (Scopus)

• Surface-Enhanced, Low-Frequency Raman Spectroscopy: A Sensitive Screening Tool for Structural Characterization of Pharmaceuticals

  Be̅rziņš, K. & Boyd, B. J., 2024, I: Analytical Chemistry. 96, 43, s. 17100-17108

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• 2023

  An Exploration of Mineral Density, Elemental and Chemical Composition of Primary Teeth in Relation to Cord-Blood Vitamin D, Using Laboratory Analysis Techniques

  Beckett, D. M., Vaz Viegas, S., Broadbent, J. M., Wheeler, B. J., Bērziņš, K., Fraser-Miller, S. J., Gordon, K. C., Drummond, B. K., Mahoney, E. K. & Loch, C., 2023, I: Journal of Bone and Mineral Research. 38, 12, s. 1846-1855

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  1 Citationer (Scopus)

  7 Downloads (Pure)

• Application of Low-Frequency Raman Spectroscopy to Probe Dynamics of Lipid Mesophase Transformations upon Hydration

  Krog, L. S., Kirkensgaard, J. J. K., Foderà, V., Boyd, B. J. & Be̅rziņš, K., 2023, I: Journal of Physical Chemistry B. 127, 14, s. 3223-3230

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  4 Citationer (Scopus)

• Comparison of Low-, Mid-, and High-Frequency Raman Spectroscopy for an In Situ Kinetic Analysis of Lipid Polymorphic Transformations

  Pasquarella, C., Bertoni, S., Passerini, N., Boyd, B. J. & Be̅rziņš, K., 2023, I: Crystal Growth and Design. 23, 11, s. 7947–7957

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• Exploring the Solid-State Landscape of Carbamazepine during Dehydration: A Low Frequency Raman Spectroscopy Perspective

  Remoto, P. I. I. I. J. G., Bērziņš, K., Fraser-Miller, S. J., Korter, T. M., Rades, T., Rantanen, J. & Gordon, K. C., 2023, I: Pharmaceutics. 15, 5, 15 s., 1526.

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  5 Citationer (Scopus)

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• In Situ Monitoring of Drug Precipitation from Digesting Lipid Formulations Using Low-Frequency Raman Scattering Spectroscopy

  Salim, M., Fraser-Miller, S. J., Bērziņš, K., Sutton, J. J., Gordon, K. C. & Boyd, B. J., 2023, I: Pharmaceutics. 15, 7, 13 s., 1968.

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• The Influence of Gastrointestinal Biomolecules on Solid-State Transformations in Pharmaceutical Particulates

  Aljabbari, A., Kihara, S., Rades, T., Boyd, B. J. & Be̅rziņš, K., 2023, I: Molecular Pharmaceutics. 20, 8, s. 4297-4306

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  5 Citationer (Scopus)
• 2022

  Elucidating the Dehydration Mechanism of Nitrofurantoin Monohydrate II Using Low-Frequency Raman Spectroscopy

  Remoto, P. J. G., Bē Rziņš, K. R., Fraser-Miller, S. J., Korter, T. M., Rades, T., Rantanen, J. & Gordon, K. C., 2022, I: Crystal Growth and Design. 22, 4, s. 2733-2741

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  6 Citationer (Scopus)

• Evaluating Spatially Offset Low-Frequency Anti-Stokes Raman Spectroscopy (SOLFARS) for Detecting Subsurface Composition below an Emissive Layer: A Proof of Principle Study Using a Model Bilayer System

  Bērziņš, K., Mapley, J. I., Gordon, K. C. & Fraser-Miller, S. J., 2022, I: Molecular Pharmaceutics. 19, 11, s. 4311–4319

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  3 Citationer (Scopus)

• Low-Frequency Raman Spectroscopy as an Avenue to Determine the Transition Temperature of β- and γ-Relaxation in Pharmaceutical Glasses

  Bē Rziņš, K. R., Fraser-Miller, S. J., Rades, T. & Gordon, K. C., 2022, I: Analytical Chemistry. 94, 23, s. 8241-8248

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  4 Citationer (Scopus)

• Nondestructive Spatial Dehydration Analysis of Crystalline Hydrates in Pharmaceutical Solid Dosage Forms Using Spatially Offset Low-Frequency Raman Spectroscopy

  Be̅rziņš, K., Remoto, P. III. J. G., Fraser-Miller, S. J. & Gordon, K. C., 2022, I: Crystal Growth & Design. 22, 5, s. 2946–2953

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  5 Citationer (Scopus)

• Optimization of methionine in inhalable High-dose Spray-dried amorphous composite particles using response surface Method, infrared and low frequency Raman spectroscopy

  Raj Adhikari, B., Bērziņš, K., Fraser-Miller, S. J., Cavallaro, A., Gordon, K. C. & Das, S. C., 2022, I: International Journal of Pharmaceutics. 614, 121446.

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  8 Citationer (Scopus)
• 2021

  A New Frontier for Nondestructive Spatial Analysis of Pharmaceutical Solid Dosage Forms: Spatially Offset Low-Frequency Raman Spectroscopy

  Be̅rziņš, K., Fraser-Miller, S. J. & Gordon, K. C., 2021, I: Analytical Chemistry. 93, 8, s. 3698–3705

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  17 Citationer (Scopus)

• Combined Effect of the Preparation Method and Compression on the Physical Stability and Dissolution Behavior of Melt-Quenched Amorphous Celecoxib

  Berzins, K., Fraser-Miller, S. J., Di, R., Liu, J., Peltonen, L., Strachan, C. J., Rades, T. & Gordon, K. C., 2021, I: Molecular Pharmaceutics. 18, 3, s. 1408-1418

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• Investigation on Formulation Strategies to Mitigate Compression-Induced Destabilization in Supersaturated Celecoxib Amorphous Solid Dispersions

  Be̅rziņš, K., Fraser-Miller, S. J., Walker, G. F., Rades, T. & Gordon, K. C., 2021, I: Molecular Pharmaceutics. 18, 10, s. 3882–3893

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• Monitoring the Isothermal Dehydration of Crystalline Hydrates Using Low-Frequency Raman Spectroscopy

  Robert, C., Fraser-Miller, S. J., Berzins, K., Okeyo, P. O., Rantanen, J., Rades, T. & Gordon, K. C., 2021, I: Molecular Pharmaceutics. 18, 3, s. 1264-1276

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  13 Citationer (Scopus)

• Pseudo-3D Subsurface Imaging of Pharmaceutical Solid Dosage Forms Using Micro-spatially Offset Low-Frequency Raman Spectroscopy

  Be̅rziņš, K., Fraser-Miller, S. J. & Gordon, K. C., 2021, I: Analytical Chemistry. 93, 25, s. 8986–8993

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  12 Citationer (Scopus)

• Qualitative and quantitative vibrational spectroscopic analysis of macronutrients in breast milk

  Bērziņš, K., Harrison, S. D. L., Leong, C., Fraser-Miller, S. J., Harper, M. J., Diana, A., Gibson, R. S., Houghton, L. & Gordon, K. C., 2021, I: Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy. 246, 118982.

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  14 Citationer (Scopus)

• Recent advances in low-frequency Raman spectroscopy for pharmaceutical applications

  Bērziņš, K., Fraser-Miller, S. J. & Gordon, K. C., 2021, I: International Journal of Pharmaceutics. 592, 120034.

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  66 Citationer (Scopus)
• 2020

  Co-Amorphization of Kanamycin with Amino Acids Improves Aerosolization

  Adhikari, B. R., Bērziņš, K., Fraser-Miller, S. J., Gordon, K. C. & Das, S. C., 2020, I: Pharmaceutics. 12, 8, 715.

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  14 Citationer (Scopus)

• Low-frequency raman scattering spectroscopy as an accessible approach to understand drug solubilization in milk-based formulations during digestion

  Salim, M., Fraser-Miller, S. J., Bērziņš, K., Sutton, J. J., Ramirez, G., Clulow, A. J., Hawley, A., Beilles, S., Gordon, K. C. & Boyd, B. J., 2020, I: Molecular Pharmaceutics. 17, 3, s. 885–899

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  21 Citationer (Scopus)

• Low-wavenumber Raman spectral database of pharmaceutical excipients

  Bērziņš, K., Sales, R. E., Barnsley, J. E., Walker, G., Fraser-Miller, S. J. & Gordon, K. C., 2020, I: Vibrational Spectroscopy. 107, 103021.

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  16 Citationer (Scopus)

• Solving the Computational Puzzle: Toward a Pragmatic Pathway for Modeling Low-Energy Vibrational Modes of Pharmaceutical Crystals

  Berzins, K., Sutton, J. J., Fraser-Miller, S. J., Rades, T., Korter, T. M. & Gordon, K. C., 2020, I: Crystal Growth & Design. 20, 10, s. 6947-6955

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  23 Citationer (Scopus)
• 2019

  Application of Low-Frequency Raman Scattering Spectroscopy to Probe in Situ Drug Solubilization in Milk during Digestion

  Salim, M., Fraser-Miller, S. J., Sutton, J. J., Bērziņš, K., Hawley, A., Clulow, A. J., Beilles, S., Gordon, K. C. & Boyd, B., 2019, I: Journal of Physical Chemistry Letters. 10, 9, s. 2258–2263

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  20 Citationer (Scopus)

• Application of low‐wavenumber Raman spectroscopy to the analysis of human teeth

  Bērziņš, K., Sutton, J. J., Loch, C., Beckett, D., Wheeler, B. J., Drummond, B. K., Fraser‐Miller, S. J. & Gordon, K. C., 2019, I: Journal of Raman Spectroscopy. 50, 10, s. 1375-1387

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  27 Citationer (Scopus)

• Low-Frequency Raman Spectroscopic Study on Compression-Induced Destabilization in Melt-Quenched Amorphous Celecoxib

  Bē Rziņš, K. R., Fraser-Miller, S. J., Rades, T. & Gordon, K. C., 2019, I: Molecular Pharmaceutics. 16, 8, s. 3678-3686 9 s.

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  27 Citationer (Scopus)

• Synthesis of some heptazine derivatives

  Krūkle-Bērziņa, K., Bērziņš, K. & Shubin, K., 2019, I: Chemistry of Heterocyclic Compounds. 55, s. 1281–1284

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  5 Citationer (Scopus)
• 2018

  Compression-Induced Crystallization in Sucrose-Polyvinylpyrrolidone Amorphous Solid Dispersions

  Berziņš, K. & Suryanarayanan, R., 2018, I: Crystal Growth and Design. 18, 2, s. 839–848

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  24 Citationer (Scopus)

• Physical Stability and Dissolution Behavior of Ketoconazole-Organic Acid Coamorphous Systems

  Fung, M., Bērziņš, K. & Suryanarayanan, R., 2018, I: Molecular Pharmaceutics. 15, 5, s. 1862–1869

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  57 Citationer (Scopus)
• 2016

  Multi-technique approach for qualitative and quantitative characterization of furazidin degradation kinetics under alkaline conditions

  Bērziņš, K., Kons, A., Grante, I., Dzabijeva, D., Nakurte, I. & Actiņš, A., 2016, I: Journal of Pharmaceutical and Biomedical Analysis. s. 433-440

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  10 Citationer (Scopus)

• Solvates of Dasatinib: Diversity and Isostructurality

  Sarceviča, I., Grante, I., Belyakov, S., Rekis, T., Běrziņš, K., Actiņš, A. & Orola, L., 2016, I: Journal of Pharmaceutical Sciences. 105, 4, s. 1489 - 1495

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  16 Citationer (Scopus)
• 2015

  The influence of pH on the stability of antazoline: kinetic analysis

  Berziņš, K., Grante, I., Nakurte, I. & Actiņš, A., 2015, I: RSC Advances. 5, s. 68179-68186

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  4 Citationer (Scopus)