Works by Khan, Afsar

Results: 111

A New Dimeric Secoiridoid Glycoside from the Leaves of Olea ferruginea Royle.

Published in:

Helvetica Chimica Acta, 2015, v. 98, n. 5, p. 668, doi. 10.1002/hlca.201400281

By:

Hashmi, Muhammad A.;
Hameed, Rabia;
Khan, Afsar;
Farooq, Umar;
Ahmad, Viqar U.;
Perveen, Shagufta

Publication type:

Article

Two New Octulosonic Acid Derivatives and a New Cyclohexanecarboxylic Acid Derivative from Erigeron bonariensis L.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 9, p. 1613, doi. 10.1002/hlca.201100383

By:

Zahoor, Aqib;
Khan, Afsar;
Ahmad, Viqar U.;
Ahmed, Amir;
Khan, Saleha S.;
Ali, Muhammad I.

Publication type:

Article

Two New Disulfated Triterpenoids from Zygophyllum fabago.

Published in:

Helvetica Chimica Acta, 2010, v. 93, n. 10, p. 2070, doi. 10.1002/hlca.200900477

By:

Khan, Saleha S.;
Khan, Afsar;
Ahmed, Amir;
Ahmad, Viqar U.;
Farooq, Umar;
Arshad, Saima;
Bader, Sadia;
Zahoor, Aqib;
Siddiqui, Imran N.;
Sener, Bilge;
Erdemoglu, Nurgun

Publication type:

Article

Effect of Initial Stress on an SH Wave in a Monoclinic Layer over a Heterogeneous Monoclinic Half-Space.

Published in:

Mathematics (2227-7390), 2021, v. 9, n. 24, p. 3243, doi. 10.3390/math9243243

By:

Khan, Ambreen Afsar;
Dilshad, Anum;
Rahimi-Gorji, Mohammad;
Alam, Mohammad Mahtab

Publication type:

Article

Direct synthesis of β2,3‐amino acid from β‐hydroxycarbamides: Implication in the synthesis of azumamide analogs and conformational analysis.

Published in:

Journal of Heterocyclic Chemistry, 2023, v. 60, n. 11, p. 1918, doi. 10.1002/jhet.4717

By:

Khan, Afsar Ali;
Vaishnav, Jayanti;
Gangwar, Manoj Kumar;
Ampapathi, Ravi Sankar;
Koley, Dipankar

Publication type:

Article

Canarimoic acid: new tirucallane triterpene with antisalmonellal activity from the stem bark of Canarium schweinfurthii Engl.

Published in:

Natural Product Research, 2022, v. 36, n. 9, p. 2363, doi. 10.1080/14786419.2020.1836628

By:

Sokoudjou, Jean Baptiste;
Tagousop, Cyrille Ngoufack;
Khan, Afsar;
Fodouop, Siméon Pierre Chegaing;
Atsafack, Serge Secco;
Kodjio, Norbert;
Atolani, Olubunmi;
Gatsing, Donatien

Publication type:

Article

Chemical constituents of Viscum coloratum (Kom.) Nakai and their cytotoxic activities.

Published in:

Natural Product Research, 2022, v. 36, n. 8, p. 1927, doi. 10.1080/14786419.2020.1837816

By:

Chen, Ying-Ying;
Hou, Jiang-Ping;
Huang, Ling;
Khan, Afsar;
Xing, Fei-Fei;
Zhang, Xiao-Han;
Han, De-Feng;
Yan, Shi-Li;
Cao, Gui-Dong;
Jiao, Qi-Yang;
Liu, Dejie;
Zhu, Xuwei;
Hu, Qingwen;
Lou, Hong-Xiang

Publication type:

Article

Antimicrobial and cytotoxic activities of indole alkaloids and other constituents from the stem barks of Rauvolfia caffra Sond (Apocynaceae).

Published in:

Natural Product Research, 2022, v. 36, n. 6, p. 1467, doi. 10.1080/14786419.2021.1891054

By:

Bitombo, Andre Nehemie;
Zintchem, Auguste Abouem A.;
Atchadé, Alex de Théodore;
Moni Ndedi, Esther Del Florence;
Khan, Afsar;
Ngono Bikobo, Dominique Serge;
Pegnyemb, Dieudonné Emmanuel;
Bochet, Christian G.

Publication type:

Article

Potent immunosuppressive and anti-inflammatory bisindole alkaloids from Melodinus fusiformis.

Published in:

Natural Product Research, 2022, v. 36, n. 6, p. 1536, doi. 10.1080/14786419.2021.1883604

By:

Liu, Lu;
Xie, Ming-Jun;
Zhou, Wen-Bing;
Wang, Jin-Tang;
Wang, Jia-Yi;
Khan, Afsar;
Liu, Ya-Ping;
Cao, Jian-Xin;
Cheng, Gui-Guang;
Mao, Wen-Yuan

Publication type:

Article

Two new prenylated C6–C3 compounds from Illicium micranthum Dunn.

Published in:

Natural Product Research, 2020, v. 34, n. 3, p. 425, doi. 10.1080/14786419.2018.1531860

By:

Liu, Lu;
Lv, Xiao-Man;
Hua, Tian;
Khan, Afsar;
Huang, Xiao-Bing;
Wang, Yi-Fen;
Zhou, Zhi-Hong

Publication type:

Article

Structural characterization and immunosuppressive activity of a new pregnane glycoside from Epigynum cochinchinensis.

Published in:

Natural Product Research, 2019, v. 33, n. 22, p. 3210, doi. 10.1080/14786419.2018.1468327

By:

Shao, Yu-Ting;
Zhao, Yan;
Zhang, Hong;
Jiang, Meng-Jun;
Khan, Afsar;
Cai, Sheng-Bao;
Zhao, Tian-Rui;
Cheng, Gui-Guang;
Cao, Jian-Xin

Publication type:

Article

New pyrazinoquinazoline alkaloids Isolated from a culture of Stenotrophomonas maltophilia QB-77.

Published in:

Natural Product Research, 2019, v. 33, n. 9, p. 1387, doi. 10.1080/14786419.2018.1475381

By:

Qian, Sheng-Yan;
Yang, Cai-Ling;
Khan, Afsar;
Chen, Rong-Xiang;
Wu, Ming-Song;
Tuo, Li;
Wang, Qian;
Liu, Jian-Guo;
Cheng, Gui-Guang

Publication type:

Article

Polyphenolic compounds from Malus hupehensis and their free radical scavenging effects.

Published in:

Natural Product Research, 2018, v. 32, n. 18, p. 2152, doi. 10.1080/14786419.2017.1367784

By:

Hu, Qingwen;
Chen, Ying-Ying;
Jiao, Qi-Yang;
Khan, Afsar;
Shan, Jimiao;
Cao, Gui-Dong;
Li, Feng;
Zhang, Chao;
Lou, Hong-Xiang

Publication type:

Article

A new immunosuppressive pregnane glycoside from aqueous fraction of Epigynum cochinchinensis.

Published in:

Natural Product Research, 2017, v. 31, n. 24, p. 2893, doi. 10.1080/14786419.2017.1306702

By:

Wan, Zong;
Yao, Yuan-Cheng;
Gao, Fei;
Cai, Sheng-Bao;
Khan, Afsar;
Zhao, Tian-Rui;
Yang, Xiao-Yan;
Fan, Jian;
Qian, Sheng-Yan;
Cao, Jian-Xin;
Cheng, Gui-Guang

Publication type:

Article

Isolation and characterisation of three new anthraquinone secondary metabolites from Symplocos racemosa.

Published in:

Natural Product Research, 2016, v. 30, n. 2, p. 168, doi. 10.1080/14786419.2015.1046133

By:

Farooq, Umar;
Naz, Sadia;
Khan, Ajmal;
Khan, Sara;
Khan, Afsar;
Ali, Mumtaz;
Khan, Saleha Suleman

Publication type:

Article

Abeliaside, a new phenolic glucoside from Abelia triflora.

Published in:

Natural Product Research, 2015, v. 29, n. 21, p. 1978, doi. 10.1080/14786419.2015.1016941

By:

Al-Taweel, Areej Mohammad;
Perveen, Shagufta;
Fawzy, Ghada Ahmed;
Khan, Afsar;
Mehmood, Rashad;
Malik, Abdul

Publication type:

Article

A new rosane-type diterpenoid from Stachys parviflora and its density functional theory studies.

Published in:

Natural Product Research, 2015, v. 29, n. 9, p. 813, doi. 10.1080/14786419.2014.987775

By:

Farooq, Umar;
Ayub, Khurshid;
Hashmi, Muhammad Ali;
Sarwar, Rizwana;
Khan, Afsar;
Ali, Mumtaz;
Ahmad, Manzoor;
Khan, Ajmal

Publication type:

Article

New flavonol glycosides from the leaves of Caragana brachyantha.

Published in:

Natural Product Research, 2015, v. 29, n. 7, p. 615, doi. 10.1080/14786419.2014.979420

By:

Perveen, Shagufta;
Al-Taweel, Areej Mohammad;
Al-Musayeib, Nawal;
Fawzy, Ghada Ahmed;
Khan, Afsar;
Mehmood, Rashad;
Malik, Abdul

Publication type:

Article

Caragiside D, a New Isoflavone Glucoside from Caragana conferta.

Published in:

Chemistry of Natural Compounds, 2014, v. 50, n. 3, p. 440, doi. 10.1007/s10600-014-0981-1

By:

Perveen, Shagufta;
Al-Taweel, Areej;
Khan, Afsar;
Fawzy, Ghada;
Malik, Abdul

Publication type:

Article

Characteristics and treatment outcomes of patients with multi-drug resistant tuberculosis at a tertiary care hospital in Peshawar, Pakistan.

Published in:

Saudi Medical Journal, 2015, v. 36, n. 12, p. 1463, doi. 10.15537/smj.2015.12.12155

By:

Khan, Mazhar A.;
Mehreen, Sumaira;
Basit, Anila;
Khan, Raza A.;
Jan, Faheem;
Ullah, Irfan;
Ihtesham, Muhammad;
Khan, Afsar;
Ullah, Ubaid;
Javaid, Arshad

Publication type:

Article

Evaluation of antioxidant and antimicrobial activities of Bergenia ciliata Sternb (Rhizome) crude extract and fractions.

Published in:

Pakistan Journal of Pharmaceutical Sciences, 2018, v. 31, n. 1, p. 31

By:

Khan, Aman;
Jan, Gul;
Khan, Afsar;
Gul Jan, Farzana;
Danish, Muhammad

Publication type:

Article

New ellagic acid derivative from the fruits of heat-tolerant plant Conocarpus lancifolius Engl, and their anti-inflammatory, cytotoxic, PPAR agonistic activities.

Published in:

Pakistan Journal of Pharmaceutical Sciences, 2016, v. 29, p. 1833

By:

Al-Taweel, Areej Mohammad;
Perveen, Shagufta;
Fawzy, Ghada Ahmed;
Mehmood, Rashad;
Khan, Afsar;
Khan, Shabana Iqrar

Publication type:

Article

13C-1H coupling constants as a conformational tool for structural assignment of quinic and octulosonic acid.

Published in:

Journal of Molecular Modeling, 2018, v. 24, n. 11, p. 1, doi. 10.1007/s00894-018-3866-6

By:

Hameed, Rabia;
van Mourik, Tanja;
Khan, Afsar

Publication type:

Article

Theoretical insights into thermal cyclophanediene to dihydropyrene electrocyclic reactions; a comparative study of Woodward Hoffmann allowed and forbidden reactions.

Published in:

Journal of Molecular Modeling, 2016, v. 22, n. 4, p. 81, doi. 10.1007/s00894-016-2948-6

By:

Saima, Bibi;
Khan, Afsar;
Nisa, Riffat Un;
Mahmood, Tariq;
Ayub, Khurshid

Publication type:

Article

Metal Free Benzylation and Alkylation of Quinoxalin‐2(1H)‐ones with Alkenes Triggered by Sulfonyl Radical Generated from Sulfinic Acids.

Published in:

Advanced Synthesis & Catalysis, 2019, v. 361, n. 24, p. 5534, doi. 10.1002/adsc.201901212

By:

Sekhar Dutta, Himangsu;
Ahmad, Ashfaq;
Khan, Afsar Ali;
Kumar, Mohit;
Raziullah;
Koley, Dipankar

Publication type:

Article

Khowar.

Published in:

Journal of the International Phonetic Association, 2017, v. 47, n. 2, p. 219, doi. 10.1017/S0025100316000220

By:

Liljegren, Henrik;
Khan, Afsar Ali

Publication type:

Article

Protective effects of a polyherbal medicine, Majoon Suranjan against bisphenol-A induced genetic, oxidative and tissue damages.

Published in:

Drug & Chemical Toxicology, 2023, v. 46, n. 6, p. 1057, doi. 10.1080/01480545.2022.2124519

By:

Singh, Deepti;
Khan, Mohammad Afsar;
Akhtar, Kafil;
Rehman, Sumbul;
Parveen, Sabiha;
Amin, K. M. Yusuf;
Siddique, Hifzur R.

Publication type:

Article

Phenolic composition, antioxidant and cytoprotective effects of aqueous‐methanol extract from Anneslea fragrans leaves as affected by drying methods.

Published in:

International Journal of Food Science & Technology, 2021, v. 56, n. 9, p. 4807, doi. 10.1111/ijfs.15084

By:

Cui, Qimin;
Wang, Yudan;
Zhou, Wenbing;
He, Shuyue;
Yang, Meilian;
Xue, Qingwang;
Wang, Yifen;
Zhao, Tianrui;
Cao, Jianxin;
Khan, Afsar;
Cheng, Guiguang

Publication type:

Article

Intramolecular BSSE and dispersion affect the structure of a dipeptide conformer.

Published in:

Molecular Physics, 2018, v. 116, n. 9, p. 1236, doi. 10.1080/00268976.2017.1418029

By:

Hameed, Rabia;
Khan, Afsar;
van Mourik, Tanja

Publication type:

Article

Effect of relaxation and retardation times on dusty Jeffrey fluid in a curved channel with peristalsis.

Published in:

Advances in Mechanical Engineering (Sage Publications Inc.), 2021, v. 13, n. 6, p. 1, doi. 10.1177/16878140211028454

By:

Khan, Ambreen Afsar;
Zafar, Saira;
Kanwal, Atifa

Publication type:

Article

Effects of Multidrug Resistant Tuberculosis Treatment on Patients’ Health Related Quality of Life: Results from a Follow Up Study.

Published in:

PLoS ONE, 2016, v. 11, n. 7, p. 1, doi. 10.1371/journal.pone.0159560

By:

Ahmad, Nafees;
Javaid, Arshad;
Syed Sulaiman, Syed Azhar;
Basit, Anila;
Afridi, Afsar Khan;
Jaber, Ammar Ali Saleh;
Khan, Amer Hayat

Publication type:

Article

A Comparative Analysis of Chemical Constituents and Antioxidant Effects of Dendrobium fimbriatum Hook Fractions with Different Polarities.

Published in:

International Journal of Molecular Sciences, 2023, v. 24, n. 16, p. 12646, doi. 10.3390/ijms241612646

By:

Zhao, Tianrui;
Zheng, Fangyuan;
Liu, Yaping;
Khan, Afsar;
Wang, Zhengxuan;
Cheng, Guiguang

Publication type:

Article

The Bioavailability, Extraction, Biosynthesis and Distribution of Natural Dihydrochalcone: Phloridzin.

Published in:

International Journal of Molecular Sciences, 2021, v. 22, n. 2, p. 962, doi. 10.3390/ijms22020962

By:

Tian, Lei;
Cao, Jianxin;
Zhao, Tianrui;
Liu, Yaping;
Khan, Afsar;
Cheng, Guiguang

Publication type:

Article

Rifampicin resistance mutations in the 81 bp RRDR of rpoB gene in Mycobacterium tuberculosis clinical isolates using Xpert MTB/RIF in Khyber Pakhtunkhwa, Pakistan: a retrospective study.

Published in:

2016

By:

Ullah, Irfan;
Shah, Aamer Ali;
Basit, Anila;
Ali, Mazhar;
khan, Afsar;
Ullah, Ubaid;
Ihtesham, Muhammad;
Mehreen, Sumaira;
Mughal, Anita;
Javaid, Arshad

Publication type:

journal article

A new secoiridoid glycosidic lignan ester from the leaves of Olea ferruginea.

Published in:

2015

By:

Hashmi, Muhammad Ali;
Khan, Afsar;
Farooq, Umar;
Rani, Mubeen;
Ahmad, Viqar Uddin;
Khan, Abdur Rahman

Publication type:

Other

Stratified Hydromagnetic Gas-Liquid Flow in a Wavy Channel.

Published in:

Punjab University Journal of Mathematics, 2024, v. 56, n. 6, p. 315, doi. 10.52280/pujm.2024.56(6)05

By:

Fatima, Ghulam;
Khan, Ambreen Afsar

Publication type:

Article

Impact of Different Proportions of Purple Rice and Chanterelles Powder on Physicochemical, Sensory, and Starch Digestibility Properties in Wheat Bread.

Published in:

Foods, 2025, v. 14, n. 8, p. 1343, doi. 10.3390/foods14081343

By:

Hu, Yingrui;
Jia, Yiqing;
Li, Zhilin;
Wang, Zhishuang;
Wei, Ting;
Bi, Feifei;
Wang, Yurou;
Qin, Yuyue;
Khan, Afsar;
Liu, Yaping;
Cheng, Guiguang

Publication type:

Article

Antioxidant, Antimicrobial, and Free Radical Scavenging Potential of Aerial Parts of Periploca aphylla and Ricinus communis.

Published in:

ISRN Pharmacology, 2012, p. 1, doi. 10.5402/2012/563267

By:

Iqbal, Jamshed;
Zaib, Sumera;
Farooq, Umar;
Khan, Afsar;
Bibi, Irum;
Suleman, Saba

Publication type:

Article

Study on Active Components and Mechanism of Lettuce Latex Against Spodoptera Litura.

Published in:

Chemistry & Biodiversity, 2024, v. 21, n. 12, p. 1, doi. 10.1002/cbdv.202400993

By:

Gu, Chengzhen;
Zeng, Bixue;
Wang, Mengmeng;
Zhang, Yujia;
Yan, Chengxi;
Lin, Yangzheng;
Khan, Afsar;
Zeng, Rensen;
Song, Yuanyuan

Publication type:

Article

Involucrasin C, Anti‐Inflammatory 2,3‐Dihydro‐1H‐Indene Derivative from Chinese Dai Ethnic Medicine Shuteria involucrata.

Published in:

Chemistry & Biodiversity, 2022, v. 19, n. 9, p. 1, doi. 10.1002/cbdv.202200188

By:

Li, Xiao‐Hong;
Huang, Feng;
Zhang, Bin‐Ruo;
Tan, Wen‐Hong;
Khan, Afsar;
Zhi‐Hong, Zhou;
Liu, Lu;
Yang, Zhu‐Ya

Publication type:

Article

Dexmedetomidine Use in the Setting of Cocaine-Induced Hypertensive Emergency and Aortic Dissection: A Novel Indication.

Published in:

2011

By:

Javed, Fahad;
Benjo, Alexandre Miguel;
Reddy, Kiran;
Akram, Muhammad Shoaib;
Khan, Shahzeb Afsar;
Sabharwal, Manpreet Singh;
Nadkarni, Girish;
Aziz, Emad F.;
Herzog, Eyal

Publication type:

Case Study

Facile Synthesis of Cu–Zn Bimetallic MOF: Application as Superior Adsorbent for Effective Removal of Methylene Blue from Aqueous Solutions.

Published in:

Arabian Journal for Science & Engineering (Springer Science & Business Media B.V. ), 2024, v. 49, n. 7, p. 9269, doi. 10.1007/s13369-023-08571-5

By:

Momin, Saima;
Mahmood, Tahira;
Ullah, Abid;
Naeem, Abdul;
Khan, Afsar

Publication type:

Article

Highly Selective and Green Recovery of Lithium from Coal Gangue Using Recyclable Ammonium Fluoride Leaching System: Highly Selective and Green Recovery of Lithium from Coal Gangue Using Recyclable Ammonium Fluoride Leaching System: Xie, Han, Khan, Liang, Zhong, and He

Published in:

JOM: The Journal of The Minerals, Metals & Materials Society (TMS), 2025, v. 77, n. 2, p. 842, doi. 10.1007/s11837-024-06987-4

By:

Xie, Yu;
Han, Zhengwei;
Khan, Afsar;
Liang, Yuting;
Zhong, Hui;
He, Zhiguo

Publication type:

Article

Thermal analysis of an unsteady compressible flow in an asymmetric channel with joule heating: a finite difference approach.

Published in:

Journal of Thermal Analysis & Calorimetry, 2023, v. 148, n. 24, p. 14243, doi. 10.1007/s10973-023-12585-4

By:

Rafaqat, Rida;
Khan, Ambreen Afsar

Publication type:

Article

Isolation, characterization and in vitro anti-salmonellal activity of compounds from stem bark extract of Canarium schweinfurthii.

Published in:

BMC Complementary Medicine & Therapies, 2020, v. 20, n. 1, p. N.PAG, doi. 10.1186/s12906-020-03100-5

By:

SOKOUDJOU, Jean Baptiste;
ATOLANI, Olubunmi;
NJATENG, Guy Sedar Singor;
KHAN, Afsar;
TAGOUSOP, Cyrille Ngoufack;
BITOMBO, André Nehemie;
KODJIO, Norbert;
GATSING, Donatien

Publication type:

Article

Excessive chromium may cause dietary toxicity in parsley ( Petroselinum crispum ).

Published in:

Toxicological & Environmental Chemistry, 2014, v. 96, n. 2, p. 287, doi. 10.1080/02772248.2014.924660

By:

Bibi, Asma;
Farooq, Umar;
Mirza, Nosheen;
Khan, Afsar;
Sarwar, Rizwana;
Alam, Arif;
Mahmood, Qaisar

Publication type:

Article

Chemical composition and antimicrobial activity of the essential oils of Artemisia absinthium, Artemisia scoparia, and Artemisia sieberi grown in Saudi Arabia.

Published in:

Arabian Journal of Chemistry, 2020, v. 13, n. 11, p. 8209, doi. 10.1016/j.arabjc.2020.09.055

By:

Aati, Hanan Y.;
Perveen, Shagufta;
Orfali, Raha;
Al-Taweel, Areej M.;
Aati, Sultan;
Wanner, Juergen;
Khan, Afsar;
Mehmood, Rashad

Publication type:

Article

Preliminary application of 3.0 T magnetic resonance chemical exchange saturation transfer imaging in brain metastasis of lung cancer.

Published in:

BMC Medical Imaging, 2020, v. 20, n. 1, p. 1, doi. 10.1186/s12880-019-0400-y

By:

Yang, Yonggui;
Qu, Xiaobo;
Huang, Yihui;
Afsar, Khan;
Yan, Gen;
Guo, Gang;
Duan, Shaoyin

Publication type:

Article

(±)-Involucrasins A and B, two pairs of flavanone enantiomers from Shuteria involucrata and their inhibitory effects on the proliferation of various cancer cell lines.

Published in:

Journal of Asian Natural Products Research, 2022, v. 24, n. 7, p. 641, doi. 10.1080/10286020.2021.1952187

By:

Liu, Lu;
Li, Xiao-Hong;
Ma, Xiao-Xia;
Tan, Wen-Hong;
Ma, Wen-Zhe;
Shen, Yun-Fu;
Khan, Afsar;
Zhou, Zhi-Hong;
Yang, Zhu-Ya

Publication type:

Article

A potent antibacterial indole alkaloid from Psychotria pilifera.

Published in:

Journal of Asian Natural Products Research, 2016, v. 18, n. 8, p. 798, doi. 10.1080/10286020.2016.1158710

By:

Liu, Lu;
Song, Chang-Wei;
Khan, Afsar;
Li, Xiao-Ning;
Yang, Xing-Wei;
Cheng, Gui-Guang;
Liu, Ya-Ping;
Luo, Xiao-Dong

Publication type:

Article