Evidence map›Paper›PMID 30963679›Full record

ArticlePlant biotechnology journal2019

Validation of leaf enzymes in the detergent and textile industries: launching of a new platform technology.

Uma Kumari, Rahul Singh, Tui Ray, Seema Rana, Prasenjit Saha, Karan Malhotra, Henry Daniell

Open access · goldAbstract readValidation Study
In one paragraph

Article in Plant biotechnology journal, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
3.6field-weighted citation impact, top 7% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

28 citing papers in PubMed, 53 citations in OpenAlex.

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  14. Mini-synplastomes for plastid genetic engineering.Plant biotechnology journal · 2022
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 1 institution in 1 country.

Uma KumariDepartment of Biochemistry, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA.
Rahul SinghDepartment of Biochemistry, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA.
Tui RayDepartment of Biochemistry, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA.
Seema RanaDepartment of Biochemistry, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA.ORCID 0000-0002-1814-7225
Prasenjit SahaDepartment of Biochemistry, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA.
Karan MalhotraDepartment of Biochemistry, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA.
Henry DaniellDepartment of Biochemistry, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA, USA.ORCID 0000-0003-4485-1176
University of Pennsylvania · US

Funding

Oral immune modulatory therapy using antigens bioencapsulated in plant cellsR01HL107904 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI DANIELL, HENRY · 2011 to 2023
$7.5M
Oral Therapy for Hemophilia AR01HL109442 · NHLBI · UNIVERSITY OF FLORIDA · PI DANIELL, HENRY, HERZOG, ROLAND W. · 2011 to 2015
$3.5M
Oral Tolerance for HemophiliaR01HL133191 · NHLBI · UNIVERSITY OF FLORIDA · PI DANIELL, HENRY, HERZOG, ROLAND W. · 2017 to 2020
$2.8M
Expression of Human Therapeutic Proteins in Transgenic Tobacco ChloroplastsR01GM063879 · NIGMS · UNIVERSITY OF CENTRAL FLORIDA · PI DANIELL, HENRY · 2002 to 2010
$2.0M
Oral therapy for diabetic retinopathy using ACE2/Ang1-7 bioencapsulated in plant cellsR01EY024564 · NEI · UNIVERSITY OF FLORIDA · PI DANIELL, HENRY, LI, QIUHONG · 2015 to 2018
$1.6M
NEI NIH HHS R01 EY024564NHLBI NIH HHS R01 HL107904NHLBI NIH HHS R01 HL109442NHLBI NIH HHS R01 HL133191NIGMS NIH HHS R01 GM063879NIH HHS EY 024564NIH HHS HL 107904NIH HHS HL 109442NIH HHS HL 133191
6 · The paper itself

Abstract

Chemical catalysts are being replaced by biocatalysts in almost all industrial applications due to environmental concerns, thereby increasing their demand. Enzymes used in current industries are produced in microbial systems or plant seeds. We report here five newly launched leaf-enzyme products and their validation with 15 commercial microbial-enzyme products, for detergent or textile industries. Enzymes expressed in chloroplasts are functional at broad pH/temperature ranges as crude-leaf extracts, while most purified commercial enzymes showed significant loss at alkaline pH or higher temperature, required for broad range commercial applications. In contrast to commercial liquid enzymes requiring cold storage/transportation, chloroplast enzymes as a leaf powder can be stored up to 16 months at ambient temperature without loss of enzyme activity. Chloroplast-derived enzymes are stable in crude-leaf extracts without addition of protease inhibitors. Leaf lipase/mannanase crude extracts removed chocolate or mustard oil stains effectively at both low and high temperatures. Moreover, leaf lipase or mannanase crude-extracts removed stain more efficiently at 70 °C than commercial microbial enzymes (<10% activity). Endoglucanase and exoglucanase in crude leaf extracts removed dye efficiently from denim surface and depilled knitted fabric by removal of horizontal fibre strands. Due to an increased demand for enzymes in the food industry, marker-free lettuce plants expressing lipase or cellobiohydrolase were created for the first time and site-specific transgene integration/homoplasmy was confirmed by Southern blots. Thus, leaf-production platform offers a novel low-cost approach by the elimination of fermentation, purification, concentration, formulation and cold-chain storage/transportation. This is the first report of commercially launched protein products made in leaves and validated with current commercial products.

Indexed as

DetergentsLipasePlant LeavesTextile Industrybeta-MannosidaseChloroplastsEnzyme StabilityTemperaturebeta-MannosidaseDetergentsLipaseambient storagebiopolishingendoglucanaseexoglucanaselaundry detergentlipasemannanasestabilitytextile

Identifiers

PMID30963679
PMCPMC6523609
OpenAlexW2939767227

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.