World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
37
Citations
3947
World Ranking
1566
National Ranking
453

M. E. El Halawani publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where M. E. El Halawani sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 115 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

M. E. El Halawani D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where M. E. El Halawani sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 37 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

Best Publications

  • Effect of Nest-Deprivation on Serum Prolactin Level in Nesting Female Turkeys

    Unknown

  • Differential Steroid Production between Theca Interna and Theca Externa Cells: A Three-Cell Model for Follicular Steroidogenesis in Avian Species

    T E Porter;B M Hargis;J L Silsby;M E el Halawani

  • Hormonal induction of incubation behavior in ovariectomized female turkeys (Meleagris gallopavo).

    Unknown

  • Intracranial prolactin perfusion induces incubation behavior in turkey hens.

    Unknown

  • Vasoactive intestinal peptide is a hypothalamic prolactin-releasing neuropeptide in the turkey (Meleagris gallopavo).

    M.E. El Halawani;J.L. Silsby;L.J. Mauro

  • Regulation of prolactin and its role in gallinaceous bird reproduction

    M. E. El Halawani;W. H. Burke;J. R. Millam;S. C. Fehrer

  • Dopamine-melatonin neurons in the avian hypothalamus controlling seasonal reproduction

    S.W. Kang;A. Thayananuphat;T. Bakken;M.E. El Halawani

  • Immunohistochemical localization of chicken gonadotropin‐releasing hormones I and II (cGnRH I and II) in turkey hen brain

    Unknown

  • Active immunization against vasoactive intestinal peptide prevents photo-induced prolactin secretion in Turkeys

    M.E. El Halawani;G.R. Pitts;S. Sun;J.L. Silsby

  • Hormonal changes associated with natural and manipulated incubation in the sex-role reversed Wilson's phalarope

    Lewis W. Oring;Lewis W. Oring;Albert J. Fivizzani;Albert J. Fivizzani;Mark A. Colwell;Mark A. Colwell;Mohamed E. El Halawani;Mohamed E. El Halawani

  • Melanopsin expression in dopamine-melatonin neurons of the premammillary nucleus of the hypothalamus and seasonal reproduction in birds.

    S.W. Kang;B. Leclerc;S. Kosonsiriluk;L.J. Mauro

  • Testosterone-induced inhibition of incubation in the spotted sandpiper (Actitis mecularia)

    Unknown

  • Thermal stress reduces serum luteinizing hormone and bioassayable hypothalamic content of luteinizing hormone-releasing hormone in hens.

    D J Donoghue;B F Krueger;B M Hargis;A M Miller

  • Three Different Turkey Luteinizing Hormone Receptor (tLH-R) Isoforms I: Characterization of Alternatively Spliced tLH-R Isoforms and Their Regulated Expression in Diverse Tissues

    Seungkwon You;Hyunggee Kim;Chi Chen Hsu;Mohamed E. El Halawani

  • Effects of estrogen and progesterone on serum prolactin and luteinizing hormone levels in ovariectomized turkeys (Meleagris gallopavo)

    Unknown

  • Cloning of a turkey prolactin cDNA: Expression of prolactin mRNA throughout the reproductive cycle of the domestic turkey (Meleagris gallopavo)

    Unknown

  • The stimulatory and inhibitory effects of dopamine on prolactin secretion in the turkey.

    O M Youngren;G R Pitts;R E Phillips;M E el Halawani

  • Dopaminergic Control of Prolactin Secretion in the Turkey

    Unknown

  • Effect of Diet and Population Density on Male Turkeys Under Various Environmental Conditions. 1. Turkey Growth and Health Performance

    Unknown

  • Vasoactive intestinal peptide stimulates prolactin mRNA expression in turkey pituitary cells: effects of dopaminergic drugs.

    M. Xu;J. A. Proudman;G. R. Pitts;E. A. Wong

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Related Online Degrees & Career Pathways

Exploring a career in Animal Science and Veterinary studies opens doors to a variety of related fields. Many students consider expanding their expertise by pursuing degrees such as exercise science, which focuses on animal and human physiology. If interested in this interdisciplinary approach, you might explore the exercise science degrees online for flexible learning options.

For those passionate about behavior analysis and working with animals or humans, BCBA certification programs provide accreditation and skills relevant to behavioral therapy and intervention. Check out top bcba programs available both online and in-person.

Another pathway focuses on mental health and support services, where school psychology credentials are vital. Accredited programs, especially those nasp accredited school psychology programs, provide rigorous training for professionals collaborating closely with families and communities.

Additionally, prospective clinicians interested in advanced mental health degrees can consider nationally recognized options such as apa accredited online programs that offer flexibility and do not require GRE scores, making them accessible for working students.

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