Works by Khan, Ikhlas

Results: 320

Volatile Constituents of Hypericum L. Section Myriandra (Clusiaceae): Species of the H. fasciculatum Lam. Alliance.

Published in:

Journal of Essential Oil Research, 2008, v. 20, n. 3, p. 244, doi. 10.1080/10412905.2008.9700003

By:

Crockett, Sara L.;
Demirçi, Betul;
Baser, K. Husnu Can;
Khan, Ikhlas A.

Publication type:

Article

Analysis of the Volatile Constituents of Five African and Mediterranean Hypericum L. (Clusiaceae, Hypericoideae) Species.

Published in:

Journal of Essential Oil Research, 2007, v. 19, n. 4, p. 302, doi. 10.1080/10412905.2007.9699287

By:

Crockett, Sara L.;
Demirci, Betul;
Başer, K. Husnu Can;
Khan, Ikhlas A.

Publication type:

Article

Analysis of the Volatile Constituents of Asian Hypericum L. (Clusiaceae, Hyperidoideae) Species.

Published in:

Journal of Essential Oil Research, 2005, v. 17, n. 6, p. 659, doi. 10.1080/10412905.2005.9699026

By:

Demirci, Betul;
Baser, K. Husnu Can;
Crockett, Sara L.;
Khan, Ikhlas A.

Publication type:

Article

Separation of cucurbitane triterpenoids from bitter melon drinks and determination of partition coefficients using vortex-assisted dispersive liquid-phase microextraction followed by UHPLC analysis.

Published in:

Journal of Separation Science, 2017, v. 40, n. 10, p. 2238, doi. 10.1002/jssc.201700023

By:

Hu, Shuang;
Wang, Yan‐Hong;
Avula, Bharathi;
Wang, Mei;
Khan, Ikhlas A

Publication type:

Article

Quantitative determination of seven chemical constituents and chemo-type differentiation of chamomiles using high-performance thin-layer chromatography.

Published in:

Journal of Separation Science, 2014, v. 37, n. 19, p. 2797, doi. 10.1002/jssc.201400646

By:

Sagi, Satyanarayanaraju;
Avula, Bharathi;
Wang, Yan‐Hong;
Zhao, Jianping;
Khan, Ikhlas A.

Publication type:

Article

Comparison of three chromatographic techniques for the detection of mitragynine and other indole and oxindole alkaloids in Mitragyna speciosa (kratom) plants.

Published in:

Journal of Separation Science, 2014, v. 37, n. 12, p. 1411, doi. 10.1002/jssc.201301389

By:

Wang, Mei;
Carrell, Emily J.;
Ali, Zulfiqar;
Avula, Bharathi;
Avonto, Cristina;
Parcher, Jon F.;
Khan, Ikhlas A.

Publication type:

Article

Capillary electrochromatography of boswellic acids in Boswellia serrata Roxb.

Published in:

Journal of Separation Science, 2003, v. 26, n. 15/16, p. 1383, doi. 10.1002/jssc.200301562

By:

Markus Ganzera;
Wolfgang M. Stöggl;
Günther K. Bonn;
Ikhlas A. Khan;
Hermann Stuppner

Publication type:

Article

Strategy for the quality control of herbal preparations made of Sarcocephalus latifolius: Development and validation of a UHPLC‐PDA method for quantification of angustoline and strictosamide and chemical profiling using LC‐QToF.

Published in:

Phytochemical Analysis, 2023, v. 34, n. 1, p. 105, doi. 10.1002/pca.3183

By:

Tittikpina, Nassifatou Koko;
Katragunta, Kumar;
Avula, Bharathi;
Ali, Zulfiqar;
Khan, Ikhlas A.

Publication type:

Article

Phytochemical profiling of new and old world Hypericum (St. John's Wort) species.

Published in:

Phytochemical Analysis, 2005, v. 16, n. 6, p. 479, doi. 10.1002/pca.875

By:

Crockett, Sara L.;
Schaneberg, Brian;
Khan, Ikhlas A.

Publication type:

Article

Analysis of aristolochic acids and analogues in medicinal plants and their commercial products by HPLC-PAD-ESI/MS.

Published in:

Phytochemical Analysis, 2005, v. 16, n. 3, p. 222, doi. 10.1002/pca.849

By:

Wei, Feng;
Cheng, Xian-Long;
Ma, Lin-Yun;
Jin, Wen-Tao;
Schaneberg, Brian T.;
Khan, Ikhlas A.;
Lin, Rui-Chao

Publication type:

Article

Qualitative and Quantitative High Performance Liquid Chromatographic Analysis of Quassinoids in Simaroubaceae Plants.

Published in:

Phytochemical Analysis, 1996, v. 7, n. 4, p. 192, doi. 10.1002/(SICI)1099-1565(199607)7:4<192::AID-PCA303>3.0.CO;2-Z

By:

Dou, Jinhui;
Khan, Ikhlas A.;
McChesney, James D.;
Burandt, Jr., Charles L.

Publication type:

Article

Utilization of Advanced Microscopy Techniques and Energy-dispersive X-ray Spectroscopy to Characterize Three Piper Species Related to Kava.

Published in:

Microscopy & Microanalysis, 2024, v. 30, n. 5, p. 1021, doi. 10.1093/mam/ozae095

By:

Adams, Sebastian John;
Chittiboyina, Amar G;
Khan, Ikhlas A

Publication type:

Article

Authentication and Quality Control of the Brazilian Traditional Herb "Espinheira-Santa" (Monteverdia ilicifolia) by Morpho-Anatomy and Microscopy.

Published in:

Microscopy & Microanalysis, 2023, v. 29, n. 5, p. 1809, doi. 10.1093/micmic/ozad098

By:

Antunes, Kevin A;
Monteiro, Luciane M;
Almeida, Valter P;
Monchak, Irailson T;
Perera, Wilmer H;
Heiden, Gustavo;
Guarino, Ernestino S G;
Santos, Vera L P;
Farago, Paulo V;
Raman, Vijayasankar;
Khan, Ikhlas A;
Manfron, Jane

Publication type:

Article

Application of Microscopy in the Quality Control of Licorice Roots: Comparative Anatomy of the Roots and Rhizomes of Five Species of Glycyrrhiza.

Published in:

Microscopy & Microanalysis, 2022, v. 28, n. 6, p. 2150, doi. 10.1017/S1431927622012399

By:

Raman, Vijayasankar;
Manfron, Jane;
Avula, Bharathi;
Zhao, Jianping;
Katragunta, Kumar;
Chittiboyina, Amar G.;
Khan, Ikhlas A.

Publication type:

Article

New Triterpenoid Glycosides from the Roots of Camellia oleifera Abel.

Published in:

Helvetica Chimica Acta, 2015, v. 98, n. 4, p. 496, doi. 10.1002/hlca.201400208

By:

Li, Xia;
Zhao, Jianping;
Li, Xiaoran;
Liu, Yanli;
Xu, Qiongming;
Khan, Ikhlas A.;
Yang, Shilin

Publication type:

Article

Two New Flavonoids from Retama raetam.

Published in:

Helvetica Chimica Acta, 2015, v. 98, n. 4, p. 561, doi. 10.1002/hlca.201400315

By:

Xu, Wen-Hui;
Al-Rehaily, Adnan J.;
Yousaf, Muhammad;
Ahmad, Mohammad S.;
Khan, Shabana I.;
Khan, Ikhlas A.

Publication type:

Article

Characterisation of an outbreak of acute liver injury after ingestion of plant‐based food supplement.

Published in:

2024

By:

Choi, Gina;
Ahmad, Jawad;
Navarro, Victor;
Thung, Swan;
Khan, Ikhlas;
Avula, Bharathi;
Barnhart, Huiman;
Stolz, Andrew

Publication type:

Case Study

The Red Yeast Rice story: How to manufacture a tall tale from nature.

Published in:

European Journal of Preventive Cardiology, 2018, v. 25, n. 1, p. 73, doi. 10.1177/2047487317739080

By:

Gold, Kellyanne Rose;
Gold, Robert;
Avula, Bharathi;
Khan, Ikhlas A

Publication type:

Article

Variability in strength of red yeast rice supplements purchased from mainstream retailers.

Published in:

European Journal of Preventive Cardiology, 2017, v. 24, n. 13, p. 1431, doi. 10.1177/2047487317715714

By:

Cohen, Pieter A;
Avula, Bharathi;
Khan, Ikhlas A

Publication type:

Article

Risk of Liver Injury Associated with Green Tea Extract in SLIMQUICK(®) Weight Loss Products: Results from the DILIN Prospective Study.

Published in:

2016

By:

Zheng, Elizabeth;
Rossi, Simona;
Fontana, Robert;
Vuppalanchi, Raj;
Hoofnagle, Jay;
Khan, Ikhlas;
Navarro, Victor;
Zheng, Elizabeth X;
Fontana, Robert J;
Hoofnagle, Jay H;
Navarro, Victor J

Publication type:

journal article

Assignment of sugar arrangement in branched steviol glycosides using electrospray ionization quadrupole time-of-flight tandem mass spectrometry.

Published in:

Rapid Communications in Mass Spectrometry: RCM, 2017, v. 31, n. 3, p. 315, doi. 10.1002/rcm.7784

By:

Perera, Wilmer H.;
Avula, Bharathi;
Khan, Ikhlas A.;
McChesney, James D.

Publication type:

Article

Identification of xanthones from Swertia punicea using high-performance liquid chromatography coupled with electrospray ionization tandem mass spectrometry.

Published in:

Rapid Communications in Mass Spectrometry: RCM, 2012, v. 26, n. 24, p. 2913, doi. 10.1002/rcm.6419

By:

Du, Xin-Gang;
Wang, Wei;
Zhang, Qing-Ying;
Cheng, Jun;
Avula, Bharathi;
Khan, Ikhlas A.;
Guo, De-An

Publication type:

Article

The unapproved drug centrophenoxine (meclofenoxate) in cognitive enhancement dietary supplements.

Published in:

Clinical Toxicology (15563650), 2022, v. 60, n. 10, p. 1156, doi. 10.1080/15563650.2022.2109485

By:

Cohen, Pieter A.;
Avula, Bharathi;
Khan, Ikhlas

Publication type:

Article

Relative safety and quality of various dietary supplement products U.S. Service Members ask about.

Published in:

Clinical Toxicology (15563650), 2022, v. 60, n. 6, p. 737, doi. 10.1080/15563650.2022.2036751

By:

Crawford, Cindy;
Walter, Abraham R.;
Avula, Bharathi;
Lindsey, Andrea T.;
Hunter, Aimee M.;
Ikhlas, A. Khan;
Deuster, Patricia A.

Publication type:

Article

The scoop on brain health dietary supplement products containing huperzine A.

Published in:

Clinical Toxicology (15563650), 2020, v. 58, n. 10, p. 991, doi. 10.1080/15563650.2020.1713337

By:

Crawford, Cindy;
Wang, Yan-Hong;
Avula, Bharathi;
Bae, Ji-Yeong;
Khan, Ikhlas A.;
Deuster, Patricia A.

Publication type:

Article

Sarcoroseolides A-D, four undescribed cembranoids from the Red Sea soft coral Sarcophyton roseum.

Published in:

Natural Product Research, 2022, v. 36, n. 7, p. 1842, doi. 10.1080/14786419.2020.1821015

By:

Ahmed, Mohammed M. A.;
Albadry, Mohamed A.;
Ragab, Ehab A.;
El-Ghaly, Elsayed M.;
Ismail, Said K.;
Ali, Zulfiqar;
Khan, Shabana I.;
Chittiboyina, Amar G.;
Khan, Ikhlas A.

Publication type:

Article

Cytotoxic constituent of Melicope latifolia (DC.) T. G. Hartley.

Published in:

Natural Product Research, 2022, v. 36, n. 6, p. 1416, doi. 10.1080/14786419.2021.1885031

By:

Lim, Pei Cee;
Ali, Zulfiqar;
Khan, Ikhlas A.;
Khan, Shabana I.;
Kassim, Nur Kartinee;
Awang, Khalijah;
Shaari, Khozirah;
Ismail, Amin

Publication type:

Article

Licochalcone L, an undescribed retrochalcone from Glycyrrhiza inflata roots.

Published in:

Natural Product Research, 2022, v. 36, n. 1, p. 200, doi. 10.1080/14786419.2020.1775229

By:

Ali, Zulfiqar;
Hawwal, Mohammed;
Ahmed, Mohammed M. A.;
Avula, Bharathi;
Chittiboyina, Amar G.;
Li, Jing;
Wu, Charles;
Taylor, Cassandra;
Chan, Yen-Ming;
Khan, Ikhlas A.

Publication type:

Article

New dibenzocyclooctadiene lignan from stems of Kadsura heteroclita.

Published in:

Natural Product Research, 2022, v. 36, n. 1, p. 8, doi. 10.1080/14786419.2020.1758378

By:

Shehla, Nuzhat;
Li, Bin;
Zhao, Jianping;
Cao, Liang;
Jian, Yuqing;
Khan, Ikhlas A.;
Liao, Duan-fang;
Rahman, Atta-ur-;
Choudhary, M. Iqbal;
Wang, Wei

Publication type:

Article

Undescribed phenylpropanoid and a dimeric sesquiterpenoid possessing a rare cyclobutane ring from Tinospora sinensis.

Published in:

Natural Product Research, 2021, v. 35, n. 21, p. 3955, doi. 10.1080/14786419.2020.1752207

By:

Parveen, Abidah;
Ali, Zulfiqar;
Fantoukh, Omer;
Alhusban, Manal;
Wang, Wei;
Chittiboyina, Amar G.;
Khan, Ikhlas A.

Publication type:

Article

Three undescribed monoterpene rhamnosides from the aerial parts of Vangueria agrestis.

Published in:

Natural Product Research, 2021, v. 35, n. 21, p. 3714, doi. 10.1080/14786419.2020.1731744

By:

Osman, Ahmed G.;
Fantoukh, Omer;
Ali, Zulfiqar;
Raman, Vijayasankar;
Ibrahim, Mohamed A.;
Khan, Ikhlas A.

Publication type:

Article

Two undescribed paradol-related specialized metabolites from Aframomum melegueta.

Published in:

Natural Product Research, 2021, v. 35, n. 21, p. 3707, doi. 10.1080/14786419.2020.1731743

By:

Zhang, Zhihao;
Zulfiqar, Fazila;
Ali, Zulfiqar;
Khan, Ikhlas A.

Publication type:

Article

Rearranged clerodane diterpenoid from Tinospora crispa.

Published in:

Natural Product Research, 2021, v. 35, n. 3, p. 369, doi. 10.1080/14786419.2019.1633648

By:

Parveen, Abidah;
Huang, Ying;
Fantoukh, Omer;
Alhusban, Manal;
Raman, Vijayasankar;
Wang, Yan-Hong;
Wang, Wei;
Ali, Zulfiqar;
Khan, Ikhlas A.

Publication type:

Article

Glycosides of ursane-type triterpenoid, benzophenone, and iridoid from Vangueria agrestis (Fadogia agrestis) and their anti-infective activities.

Published in:

Natural Product Research, 2020, v. 34, n. 5, p. 683, doi. 10.1080/14786419.2018.1497031

By:

Osman, Ahmed Galal;
Ali, Zulfiqar;
Fantoukh, Omer;
Raman, Vijayasankar;
Kamdem, Ramsay S. T.;
Khan, Ikhlas

Publication type:

Article

Isoquinoline alkaloids from Asimina triloba.

Published in:

Natural Product Research, 2019, v. 33, n. 19, p. 2823, doi. 10.1080/14786419.2018.1504045

By:

Majrashi, Taghreed A.;
Zulfiqar, Fazila;
Chittiboyina, Amar G.;
Ali, Zulfiqar;
Khan, Ikhlas A.

Publication type:

Article

A new isoflavane-4-ol derivative from Melilotus officinalis (L.) Pall.

Published in:

Natural Product Research, 2019, v. 33, n. 13, p. 1856, doi. 10.1080/14786419.2018.1477152

By:

Ilhan, Mert;
Ali, Zulfiqar;
Khan, Ikhlas A.;
Küpeli Akkol, Esra

Publication type:

Article

Two new sesquiterpene lactone glycosides from Cnicus benedictus.

Published in:

Natural Product Research, 2017, v. 31, n. 19, p. 2211, doi. 10.1080/14786419.2017.1295239

By:

Peng, Ying;
Jian, Yuqing;
Zulfiqar, Ali;
Li, Bin;
Zhang, Kaiqiang;
Long, Fei;
Peng, Caiyun;
Cai, Xiong;
Khan, Ikhlas A.;
Wang, Wei

Publication type:

Article

Biological evaluation of phytoconstituents from Polygonum hydropiper.

Published in:

Natural Product Research, 2017, v. 31, n. 17, p. 2053, doi. 10.1080/14786419.2016.1269094

By:

Xiao, Hong;
Rao Ravu, Ranga;
Tekwani, Babu L.;
Li, Wei;
Liu, Wen-Bin;
Jacob, Melissa R.;
Khan, Shabana I.;
Cai, Xiong;
Peng, Cai-Yun;
Khan, Ikhlas A.;
Li, Xing-Cong;
Wang, Wei

Publication type:

Article

A new sucrosephenylpropanoid ester from Polygonum pubescens Blume.

Published in:

Natural Product Research, 2017, v. 31, n. 15, p. 1725, doi. 10.1080/14786419.2017.1289208

By:

Liu, Qiang;
Li, Bin;
Zhao, Jianping;
Khan, Shabana I.;
Liu, Wen-Bin;
Zeng, Ting;
Peng, Cai-Yun;
Cai, Xiong;
Peng, Qinghua;
Huang, Huiyong;
Khan, Ikhlas A.;
Wang, Wei

Publication type:

Article

Two new bicyclic sesquiterpenes from the stems of Kadsura heteroclita.

Published in:

Natural Product Research, 2014, v. 28, n. 15, p. 1197, doi. 10.1080/14786419.2014.910664

By:

Su, Wei;
Zhao, Jian-Ping;
Hu, Jian;
Yang, Min;
Jacob, Melissa;
Cai, Xiong;
Zeng, Rong;
Chen, Sheng-Huang;
Huang, Hui-Yong;
Khan, Ikhlas;
Guo, De-An;
Wang, Wei

Publication type:

Article

Microbial metabolism. Part 10: Metabolites of 7,8-dimethoxyflavone and 5-methoxyflavone.

Published in:

Natural Product Research, 2009, v. 23, n. 13, p. 1231, doi. 10.1080/14786410902829797

By:

Herath, Wimal;
Rakel Mikell, Julie;
Ahmad Khan, Ikhlas

Publication type:

Article

Copper Toxicity to the Ghost Rams‐Horn Snail Biomphalaria havanensis.

Published in:

North American Journal of Aquaculture, 2023, v. 85, n. 2, p. 116, doi. 10.1002/naaq.10279

By:

Mischke, Charles C.;
Richardson, Bradley M.;
Tiwari, Ambika;
Griffin, Matt J.;
Rehman, Junaid U.;
Ashfaq, Mohammad K.;
Nanayakkara, N. P. Dhammika;
Khan, Ikhlas A.;
Wise, David J.

Publication type:

Article

Effects of Multiple, Low‐Dose Copper Sulfate Treatments on the Marsh Rams‐Horn Snail.

Published in:

North American Journal of Aquaculture, 2021, v. 83, n. 4, p. 363, doi. 10.1002/naaq.10207

By:

Mischke, Charles C.;
Wise, David J.;
Griffin, Matt J.;
Graham Rosser, T.;
Tiwari, Ambika;
Rehman, Junaid U.;
Ashfaq, Mohammad K.;
Khan, Ikhlas A.

Publication type:

Article

Characterization and pharmacological properties of in vitro propagated clones of Echinacea tennesseensis (Beadle) Small.

Published in:

Plant Cell, Tissue & Organ Culture, 2011, v. 106, n. 2, p. 309, doi. 10.1007/s11240-011-9922-x

By:

Moraes, Rita M.;
Lata, Hemant;
Sumyanto, Joko;
Pereira, Ana M. S.;
Bertoni, Bianca W.;
Joshi, Vaishali C.;
Pugh, Nirmal D.;
Khan, Ikhlas A.;
Pasco, David S.

Publication type:

Article

A Preliminary Assessment of Tinospora sinensis on Mice Liver.

Published in:

Journal of Health & Allied Sciences NU, 2022, v. 12, n. 4, p. 454, doi. 10.1055/s-0042-1742367

By:

Parveen, Abidah;
Mir, Tahir Maqbool;
Ali, Zulfiqar;
Khan, Ikhlas A.;
Ashfaq, M. Khalid

Publication type:

Article

Analysis of Select Dietary Supplement Products Marketed to Support or Boost the Immune System.

Published in:

JAMA Network Open, 2022, v. 5, n. 8, p. e2226040, doi. 10.1001/jamanetworkopen.2022.26040

By:

Crawford, Cindy;
Avula, Bharathi;
Lindsey, Andrea T.;
Walter, Abraham;
Katragunta, Kumar;
Khan, Ikhlas A.;
Deuster, Patricia A.

Publication type:

Article

Anti-Inflammatory and Cancer-Preventive Potential of Chamomile (Matricaria chamomilla L.): A Comprehensive In Silico and In Vitro Study.

Published in:

Biomedicines, 2024, v. 13, n. 7, p. 1484, doi. 10.3390/biomedicines12071484

By:

Drif, Assia I.;
Yücer, Rümeysa;
Damiescu, Roxana;
Ali, Nadeen T.;
Abu Hagar, Tobias H.;
Avula, Bharati;
Khan, Ikhlas A.;
Efferth, Thomas

Publication type:

Article

Levodopa Content of Mucuna pruriens Supplements in the NIH Dietary Supplement Label Database.

Published in:

JAMA Neurology, 2022, v. 79, n. 10, p. 1085, doi. 10.1001/jamaneurol.2022.2184

By:

Cohen, Pieter A.;
Avula, Bharathi;
Katragunta, Kumar;
Khan, Ikhlas

Publication type:

Article

Skin Bleaching Among African and Afro-Caribbean Women in New York City: Primary Findings from a P30 Pilot Study.

Published in:

Dermatology & Therapy, 2019, v. 9, n. 2, p. 355, doi. 10.1007/s13555-019-0297-y

By:

Benn, Emma K. T.;
Deshpande, Richa;
Dotson-Newman, Ogonnaya;
Gordon, Sharon;
Scott, Marian;
Amarasiriwardena, Chitra;
Khan, Ikhlas A.;
Wang, Yan-Hong;
Alexis, Andrew;
Kaufman, Bridget;
Moran, Hector;
Wen, Chi;
Charles, Christopher A. D.;
Younger, Novie O. M.;
Mohamed, Nihal;
Liu, Bian

Publication type:

Article

Skin Bleaching and Dermatologic Health of African and Afro-Caribbean Populations in the US: New Directions for Methodologically Rigorous, Multidisciplinary, and Culturally Sensitive Research.

Published in:

Dermatology & Therapy, 2016, v. 6, n. 4, p. 453, doi. 10.1007/s13555-016-0154-1

By:

Benn, Emma;
Alexis, Andrew;
Mohamed, Nihal;
Wang, Yan-Hong;
Khan, Ikhlas;
Liu, Bian

Publication type:

Article