SUGUMARAN, MANICKAM: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

1

Effect of extracts from Phyllanthus watsonii Airy Shaw on cell apoptosis in cultured human breast cancer MCF-7 cells

Ramasamy, Sujatha, Abdul Wahab, Norhanom, Zainal Abidin, Nurhayati, Manickam, Sugumaran

Journal:

Experimental and Toxicologic Pathology

Year:

2013

Language:

english

File:

PDF, 1.02 MB

english, 2013

2

On the mechanism of formation of arterenone in insect cuticular hydrolyzates

Sugumaran, Manickam, Abebe, Adal, Oboite, Owen, Zheng, Dong

Journal:

Insect Biochemistry and Molecular Biology

Year:

2013

Language:

english

File:

PDF, 1.18 MB

english, 2013

3

[Advances in Insect Physiology] Volume 39 || Chemistry of Cuticular Sclerotization

Sugumaran, Manickam

Year:

2010

Language:

english

File:

PDF, 1.44 MB

english, 2010

4

Model sclerotization studies. 4. Generation of N-acetylmethionyl catechol adducts during tyrosinase-catalyzed oxidation of catechols in the presence of N-acetylmethionine

Manickam Sugumaran, Eroica Nelson

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1998

Language:

english

File:

PDF, 154 KB

english, 1998

5

Protein cross-linking by peroxidase: Possible mechanism for sclerotization of insect cuticle

Chad Hasson, Dr. Manickam Sugumaran

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1987

Language:

english

File:

PDF, 912 KB

english, 1987

6

Protease mediated prophenoloxidase activation in the hemolymph of the tobacco hornworm, Manduca sexta

Steven J. Saul, Dr. Manickam Sugumaran

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1987

Language:

english

File:

PDF, 694 KB

english, 1987

7

Tyrosinase catalyzed protein polymerization as an in vitro model for quinone tanning of insect cuticle

Dr. Manickam Sugumaran, Brian Hennigan, Jean O'Brien

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1987

Language:

english

File:

PDF, 1.33 MB

english, 1987

8

Prophenoloxidase activation in the hemolymph of Sarcophaga bullata larvae

Steven J. Saul, Dr. Manickam Sugumaran

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1988

Language:

english

File:

PDF, 847 KB

english, 1988

9

On the nature of nonenzymatic and enzymatic oxidation of the putative sclerotizing precursor, 1,2-dehydro-N-acetyldopamine

Dr. Manickam Sugumaran, Brian Hennigan, Victor Semensi, Hemalata Dali

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1988

Language:

english

File:

PDF, 698 KB

english, 1988

10

Quinone methides—and not dehydrodopamine derivatives—as reactive intermediates of β-sclerotization in the puparia of flesh fly Sarcophaga bullata

Manickam Sugumaran

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1988

Language:

english

File:

PDF, 987 KB

english, 1988

11

Differential mechanism of oxidation of N-acetyldopamine and N-acetylnorepinephrine by cuticular phenoloxidase from Sarcophaga bullata

Dr. Manickam Sugumaran, Brian Hennigan, Victor Semensi, Wayne Mitchell, Theresa Rivera

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1988

Language:

english

File:

PDF, 752 KB

english, 1988

12

On the oxidation of 3,4-dihydroxyphenethyl alcohol and 3,4-dihydroxyphenyl glycol by cuticular enzyme(s) from Sarcophaga bullata

Manickam Sugumaran, Victor Semensi, Steven J. Saul

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1989

Language:

english

File:

PDF, 939 KB

english, 1989

13

On the mechanism of formation of N-acetyldopamine quinone methide in insect cuticle

Manickam Sugumaran, Steven J. Saul, Victor Semensi

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1988

Language:

english

File:

PDF, 804 KB

english, 1988

14

Further studies on the mechanism of oxidation of N-acetyldopamine by the cuticular enzymes from Sarcophaga bullata and other insects

Dr. Manickam Sugumaran, Heather Kundzicz, Debra Bedell-Hogan, Karin Schinkmann

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1989

Language:

english

File:

PDF, 1.04 MB

english, 1989

15

Chemical- and cuticular phenoloxidase- mediated synthesis of cysteinyl–catechol adducts

Dr. Manickam Sugumaran, Hemalata Dali, Victor Semensi

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1989

Language:

english

File:

PDF, 630 KB

english, 1989

16

Characterization of quinone tautomerase activity in the hemolymph of Sarcophaga bullata larvae

Steven J. Saul, Dr. Manickam Sugumaran

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1989

Language:

english

File:

PDF, 957 KB

english, 1989

17

Mechanism of activation of 1,2-dehydro-N-acetyldopamine for cuticular sclerotization

Dr. Manickam Sugumaran, Karin Schinkmann, Hemalata Dali

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1990

Language:

english

File:

PDF, 1017 KB

english, 1990

18

On the mechanism of side chain oxidation of N-β-alanyldopamine by cuticular enzymes from Sarcophaga bullata

Dr. Manickam Sugumaran, Steven J. Saul, Hemalata Dali

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1990

Language:

english

File:

PDF, 850 KB

english, 1990

19

Biosynthesis of dehydro-N-acetyldopamine by a soluble enzyme preparation from the larval cuticle of Sarcophaga bullata involves intermediary formation of N-acetyldopamine quinone and N-acetyldopamine quinone methide

Steven J. Saul, Dr. Manickam Sugumaran

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1990

Language:

english

File:

PDF, 1.04 MB

english, 1990

20

On the latency and nature of phenoloxidase present in the left colleterial gland of the cockroach Periplaneta americana

Dr. Manickam Sugumaran, Kaliappan Nellaiappan

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1990

Language:

english

File:

PDF, 931 KB

english, 1990

21

Oxidation of 3,4-dihydroxybenzyl alcohol: A sclerotizing precursor for cockroach ootheca

Dr. Manickam Sugumaran, Victor Semensi, Hemalata Dali, Kaliappan Nellaiappan

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1991

Language:

english

File:

PDF, 744 KB

english, 1991

22

Quinone and quinone methide as transient intermediates involved in the side chain hydroxylation of N-acyldopamine derivatives by soluble enzymes from Manduca sexta cuticle

Steven J. Saul, Hemalata Dali, Dr. Manickam Sugumaran

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1991

Language:

english

File:

PDF, 913 KB

english, 1991

23

Studies on the enzymes involved in puparial cuticle sclerotization in Drosophila melanogaster

Dr. Manickam Sugumaran, Linda (Burgio) Giglio, Heather Kundzicz, Steven Saul, Victor Semensi

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1992

Language:

english

File:

PDF, 716 KB

english, 1992

24

Model sclerotization studies. 3. Cuticular enzyme catalyzed oxidation of peptidyl model tyrosine and dopa derivatives

Manickam Sugumaran, Dean Ricketts

Journal:

Archives of Insect Biochemistry and Physiology

Year:

1995

Language:

english

File:

PDF, 842 KB

english, 1995

25

Quinone methide sclerotization: A revised mechanism for β-sclerotization of insect cuticle

Manickam Sugumaran

Journal:

Bioorganic Chemistry

Year:

1987

Language:

english

File:

PDF, 1.06 MB

english, 1987

26

Novel transformations of enzymatically generated carboxymethyl-o-benzoquinone to 2,5,6-trihydroxybenzofuran and 3,4-dihydroxymandelic acid

Manickam Sugumaran, Victor Semensi, Hemalata Dali, Wayne Mitchell

Journal:

Bioorganic Chemistry

Year:

1989

Language:

english

File:

PDF, 615 KB

english, 1989

27

Unusual, intramolecular cyclization and side chain desaturation of carboxyethyl-o-benzoquinone derivatives

Manickam Sugumaran, Hemalata Dali, Heather Kundzicz, Victor Semensi

Journal:

Bioorganic Chemistry

Year:

1989

Language:

english

File:

PDF, 694 KB

english, 1989

28

Formation of a stable quinone methide during tyrosinase-catalyzed oxidation of α-methyl dopa methyl ester and its implication in melanin biosynthesis

Manickam Sugumaran, Hemalatha Dali, Victor Semensi

Journal:

Bioorganic Chemistry

Year:

1990

Language:

english

File:

PDF, 613 KB

english, 1990

29

Comparative Biochemistry of Eumelanogenesis and the Protective Roles of Phenoloxidase and Melanin in Insects

Manickam Sugumaran

Journal:

Pigment Cell & Melanoma Research

Year:

2002

Language:

english

File:

PDF, 388 KB

english, 2002

30

Letter to the Editor

Manickam Sugumaran

Journal:

Pigment Cell & Melanoma Research

Year:

1992

Language:

english

File:

PDF, 232 KB

english, 1992

31

Complex Formation Between Mushroom Tyrosinase and Manduca Dopachrome Isomerase

MANICKAM SUGUMARAN, KALIAPPAN NELLAIAPPAN, TIMOTHY SCOTT, CHAMANIE AMARATUNGA

Journal:

Pigment Cell & Melanoma Research

Year:

1995

Language:

english

File:

PDF, 632 KB

english, 1995

32

Insect Melanogenesis. II. Inability of Manduca Phenoloxidase to Act on 5, 6-Dihydroxyindole-2-Carboxylic Acid

MANICKAM SUGUMARAN, RAMANA DUGGARAJU, FRIDA GENEROZOVA, SHOSUKE ITO

Journal:

Pigment Cell & Melanoma Research

Year:

1999

Language:

english

File:

PDF, 709 KB

english, 1999

33

Oxidation of 3,4-Dihydroxybenzylamine Affords 3,4-Dihydroxybenzaldehyde via the Quinone Methide Intermediate

MANICKAM SUGUMARAN

Journal:

Pigment Cell & Melanoma Research

Year:

1995

Language:

english

File:

PDF, 513 KB

english, 1995

34

Histidine-rich glycoprotein from the hemolymph of the marine mussel Mytilus edulis L. binds Class A, Class B, and borderline metals

Samantha J. Devoid, Ron Etter, Manickam Sugumaran, Gordon T. Wallace, William E. Robinson

Journal:

Environmental Toxicology and Chemistry

Year:

2007

Language:

english

File:

PDF, 91 KB

english, 2007

35

Biological and toxicological consequences of quinone methide formation

David C. Thompson, John A. Thompson, Manickam Sugumaran, Peter Moldéus

Journal:

Chemico-Biological Interactions

Year:

1993

Language:

english

File:

PDF, 2.23 MB

english, 1993

36

Tyrosinase-Catalyzed Oxidation of 3,4-Dihydroxyphenylglycine

Manickam Sugumaran, Sandie Tan, Han-Li Sun

Journal:

Archives of Biochemistry and Biophysics

Year:

1996

Language:

english

File:

PDF, 117 KB

english, 1996

37

Laccase—and Not Tyrosinase—Is the Enzyme Responsible for Quinone Methide Production from 2,6-Dimethoxy-4-allyl Phenol

Manickam Sugumaran, Judy L. Bolton

Journal:

Archives of Biochemistry and Biophysics

Year:

1998

Language:

english

File:

PDF, 152 KB

english, 1998

38

Formation of a New Quinone Methide Intermediate during the Oxidative Transformation of 3,4-Dihydroxyphenylacetic Acids: Implication for Eumelanin Biosynthesis

Manickam Sugumaran, Padma Duggaraju, Ezhuthachan Jayachandran, Kenneth L. Kirk

Journal:

Archives of Biochemistry and Biophysics

Year:

1999

Language:

english

File:

PDF, 187 KB

english, 1999

39

Oxidation Chemistry of 1,2-Dehydro-N-acetyldopamines: Direct Evidence for the Formation of 1,2-Dehydro-N-acetyldopamine Quinone

Manickam Sugumaran

Journal:

Archives of Biochemistry and Biophysics

Year:

2000

Language:

english

File:

PDF, 153 KB

english, 2000

40

Insect Melanogenesis: III. Metabolon Formation in the Melanogenic Pathway—Regulation of Phenoloxidase Activity by Endogenous Dopachrome Isomerase (Decarboxylating) from Manduca sexta

Manickam Sugumaran, Kaliappan Nellaiappan, Chamanie Amaratunga, Steven Cardinale, Timothy Scott

Journal:

Archives of Biochemistry and Biophysics

Year:

2000

Language:

english

File:

PDF, 205 KB

english, 2000

41

A New Mechanism for the Control of Phenoloxidase Activity: Inhibition and Complex Formation with Quinone Isomerase

Manickam Sugumaran, Kaliappan Nellaiappan, Karuppaiya Valivittan

Journal:

Archives of Biochemistry and Biophysics

Year:

2000

Language:

english

File:

PDF, 112 KB

english, 2000

42

Characterization of a New Phenoloxidase Inhibitor from the Cuticle of Manduca sexta

Manickam Sugumaran, Kalliappan Nellaiappan

Journal:

Biochemical and Biophysical Research Communications

Year:

2000

Language:

english

File:

PDF, 82 KB

english, 2000

43

Endogenous protease inhibitors prevent undesired activation of prophenolase in insect hemolymph

Manickam Sugumaran, Steven J. Saul, Narayanaswamy Ramesh

Journal:

Biochemical and Biophysical Research Communications

Year:

1985

Language:

english

File:

PDF, 359 KB

english, 1985

44

Lysolecithin — A potent activator of prophenoloxidase from the hemolymph of the lobster, Homarus americanas

Manickam Sugumaran, Kalliappan Nellaiappan

Journal:

Biochemical and Biophysical Research Communications

Year:

1991

Language:

english

File:

PDF, 364 KB

english, 1991

45

Protease inhibitor controls prophenoloxidase activation in Manduca sexta

Steven J. Saul, Manickam Sugumaran

Journal:

Year:

1986

Language:

english

File:

PDF, 402 KB

english, 1986

46

A novel quinone: Quinone methide isomerase generates quinone methides in insect cuticle

Steven Saul, Manickam Sugumaran

Journal:

Year:

1988

Language:

english

File:

PDF, 348 KB

english, 1988

47

o-Quinone/quinone methide isomerase: A novel enzyme preventing the destruction of self-matter by phenoloxidase-generated quinones during immune response in insects

Steven J. Saul, Manickam Sugumaran

Journal:

Year:

1989

Language:

english

File:

PDF, 288 KB

english, 1989

48

Trapping of transiently formed quinone methide during enzymatic conversion of N-acetyldopamine to N-acetylnorepinephrine

Manickam Sugumaran, Steven Saul, Victor Semensi

Journal:

Year:

1989

Language:

english

File:

PDF, 368 KB

english, 1989

49

N-acetyldopamine quinone methide/1,2-dehydro-N-acetyl dopamine tautomerase: A new enzyme involved in sclerotization of insect cuticle

Steven J. Saul, Manickam Sugumaran

Journal:

Year:

1989

Language:

english

File:

PDF, 538 KB

english, 1989

50

Nonenzymatic transformations of enzymatically generated N-acetyldopamine quinone and isomeric dihydrocaffeiyl methyl amide quinone

Manickam Sugumaran, Victor Semensi, Hemalata Dali, Steven Saul

Journal:

Year:

1989

Language:

english

File:

PDF, 616 KB

english, 1989