Original Article
1. Chemical constituents from the fruits of Withania coagulans (Stocks) Dunal

Showkat Rassol Mir; Mohammed Ali; Mohammad Waris; Shahnaz Sultana

Volume 4, Issue 2 , Spring 2020, Pages 45-58

Abstract
  Withania coagulans (Stocks) Dunal (family: Solanaceae) is a rigid undershrub found in Iran, Afghani­stan, Pakistan, northern India and Nepal. Its fruits are used to treat asthma, biliousness, flatulent colic, cough, diabetes, dyspepsia, liver complaints, intestinal infections, skin rashes, stomachache, ...  Read More

Chemical constituents from the fruits of <i>Withania coagulans</i> (Stocks) Dunal


Original Article
2. Isolation and identification of bioactives organics compounds from the bark and seeds of Santaloïdes afzelii (Connaraceae)

Amian Brise Benjamin Kassi; Coulibaly Aïssata Soro; Yaya Soro; Koffi Julien Golly; Siaka Sorho

Volume 4, Issue 2 , Spring 2020, Pages 59-68

Abstract
  Santaloïdes afzelii (R.Br. ex Planch.) Schellenb (Connaraceae) is used in Africa as an analgesic, aphrodisiac and in the treatment of stomachaches, muscular pains and in medico magic rites. The present study aims to identify the bioactive organic compounds from the bark and seeds of Santaloïdes ...  Read More

Isolation and identification of bioactives organics compounds from the bark and seeds of <i>Santaloïdes afzelii</i> (Connaraceae)


Original Article
3. Effect of freeze-drying and spray-drying on total phenolics content and antioxidant activity from aqueous extract of Justicia secunda leaves

Emmanuel N’dri Koffi; Amian Brise Benjamin Kassi; Felix Anoh Adje; Yves François Lozano; Yves-Alain Bekro

Volume 4, Issue 2 , Spring 2020, Pages 69-76

Abstract
  This study aims to evaluate the effect of freeze-drying and spray-drying on total phenolics con­tents and antioxidant capacity from aqueous extract of Justicia secunda leaves. Total pheno­lic compounds extraction procedure consists of using an extraction-concentration procedure performed at three-step ...  Read More

Effect of freeze-drying and spray-drying on total phenolics content and antioxidant activity from aqueous extract of <i>Justicia secunda</i> leaves


Original Article
4. Chemical composition and repellency of Nigella sativa L. seed essential oil against Anopheles gambiae sensu stricto

Ephantus G. Ndirangu; Sylvia Opiyo; Margaret W. Ng’ang’a

Volume 4, Issue 2 , Spring 2020, Pages 77-84

Abstract
  Malaria which is caused by the Plasmodium parasite and transmitted through bites of infected female Anopheles mosquitoes is an important public health concern in Africa. Insect repellents are commercially available but most of the synthetic repellents have adverse effects to the user as well as the environment. ...  Read More

Chemical composition and repellency of <i>Nigella sativa</i> L. seed essential oil against <i>Anopheles gambiae</i> sensu stricto


Original Article
5. Influence of growth stage on essential oil content and major chemical constituents of Artemisia pallens Bess

Channayya Hiremath; Manoj Kumar Yadav; M.R. Swamy Gowda; A. Niranjana Kumar; K.V.N. Satya Srinivas

Volume 4, Issue 2 , Spring 2020, Pages 85-92

Abstract
  Davana (Artemisia pallens Bess), belonging to Asteraceae family, is an important aromatic crop of South India. The field experiment was laid out in randomized randomized complete block design (RCBD) with 6 replication during winter season 2018-2019. The 35 days old seedling were transplanting to the ...  Read More

Influence of growth stage on essential oil content and major chemical constituents of <i>Artemisia pallens</i> Bess


Original Article
6. Antimicrobial efficacy and chemical constituents of pseudo-stem essential oils from Zingiber castaneum

Le Thi Huong; Trinh Thi Huong; Nguyen Thi Bich; Nguyen Thi Viet; Abdulatif Olufemi Giwa-Ajeniya; Isiaka Ogunwande

Volume 4, Issue 2 , Spring 2020, Pages 93-100

Abstract
   In this paper, chemical constituents and antimicrobial activity of essential oil from the pseudo-stem of Zingiber castaneum Škorničk. & Q.B. (Zingiberaceae) Nguyễn growing in Vietnam havw been reported. Essential oils were obtained by hydrodistillation using the Clevenger-type apparatus. ...  Read More

Antimicrobial efficacy and chemical constituents of pseudo-stem essential oils from <i>Zingiber castaneum</i>